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https://hackaday.com/2017/09/15/hackaday-prize-entry-dementia-friendly-music-player/
Hackaday Prize Entry: Dementia-Friendly Music Player
Anool Mahidharia
[ "The Hackaday Prize" ]
[ "Alzheimer's", "dementia", "DietPi", "Music box", "music player", "Parkinson's disease", "raspberry pi", "VLC media player", "VLC-NOX" ]
https://hackaday.com/wp-…box_02.png?w=800
The loss of memory is an extremely difficult situation, not just for those afflicted, but also for immediate family, close friends, and care givers. With no cure available for dementia, providing care is an extremely demanding task for everyone involved – both mentally and physically. Patients are unable to retain rece...
7
4
[ { "comment_id": "4015335", "author": "ctag", "timestamp": "2017-09-15T18:59:52", "content": "I really dig the attention to detail. Things like having that read only filesystem go a long way to making a project more suitable for others to go out and have good results making their own.", "parent_i...
1,760,374,678.506928
https://hackaday.com/2017/09/15/retrotectactular-capsela-is-dead-long-live-capsela/
Capsela Is Dead, Long Live Capsela
John Baichtal
[ "Hackaday Columns", "Toy Hacks" ]
[ "building set", "IQ Key", "modular", "retrotectacular" ]
https://hackaday.com/wp-…vel-wb.jpg?w=800
In the magical 80s, there was a building set that stood apart from the rest. Capsela , originally created by Mitzubishi Pencil Company (the Uniball folks) looked like a series of clear plastic spheres with gears and motors inside. The signature Capsela modules served as both enclosure and functional component. The set ...
39
28
[ { "comment_id": "4015225", "author": "Mark", "timestamp": "2017-09-15T17:20:09", "content": "Never seen Capsela here in Euroland but it looks very interesting. Certainly something my pre-teen self would have put on his Christmas list.", "parent_id": null, "depth": 1, "replies": [ {...
1,760,374,679.089045
https://hackaday.com/2017/09/15/sparky-the-electric-boat/
Sparky, The Electric Boat
Bryan Cockfield
[ "News" ]
[ "boat", "electric", "fluted plastic", "handmade", "motor", "tiller", "trolling" ]
https://hackaday.com/wp-…atured.jpg?w=800
They say the two best days of a boat owner’s life are the day that they buy the boat and the day they sell it. If you built your boat from scratch though, you might have a few more good days than that. [Paul] at [ElkinsDIY] is no stranger to building boats, but his other creations are a little too heavy for him to easi...
13
6
[ { "comment_id": "4015036", "author": "Christopher Favreau", "timestamp": "2017-09-15T15:34:16", "content": "If you haven’t heard of or seen Paul’s other creations be sure to check out his YouTube channel. He has a lot of really great builds for bikes and shelters too. Great Stuff!", "parent_id"...
1,760,374,678.732338
https://hackaday.com/2017/09/14/hackaday-prize-entry-an-optical-power-meter/
Hackaday Prize Entry: An Optical Power Meter
Brian Benchoff
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "fiber", "fiber optics", "optical power meter" ]
https://hackaday.com/wp-…atured.png?w=800
This is the type of crowd that’s famous for building their own test equipment. If you need a way to program a flash chip, don’t go out and buy one — you can just build one. Need a spectrum analyzer? You can build that out of copper clad board. For his Hackaday Prize entry, [oakkar7] is building an optical power meter ,...
25
7
[ { "comment_id": "4013537", "author": "ScriptGiddy", "timestamp": "2017-09-14T18:43:03", "content": "SPF or SFP? :) “…optical power meter uses these SPF transceivers…”", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4013568", "author": "Ralph Doncaster...
1,760,374,678.876198
https://hackaday.com/2017/09/14/whats-the-best-way-to-learn-electronics/
What’s The Best Way To Learn Electronics?
John Baichtal
[ "Featured", "Rants" ]
[ "arduinio", "education", "electronics", "learning", "robot", "teaching" ]
https://hackaday.com/wp-…ronics.jpg?w=800
What’s the best way to learn electronics? It’s a pithy question to ask a Hackaday audience, most of whom are at least conversant in the field already. Those who already have learned often have just their own perspective to draw upon—how they themselves learned. Some of you may have taught others. I want to explore what...
69
29
[ { "comment_id": "4013406", "author": "Ostracus", "timestamp": "2017-09-14T17:32:05", "content": "If there’s different ways of learning. e.g. hands-on vs book-learning, then there’s no one answer?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4013745", ...
1,760,374,678.683521
https://hackaday.com/2017/09/14/hacked-headset-brings-vr-to-the-commodore-64/
Hacked Headset Brings VR To The Commodore 64
Dan Maloney
[ "classic hacks", "Wearable Hacks" ]
[ "3d", "c64", "commodore 64", "display", "goggles", "heads-up", "lcd", "virtual reality", "vr" ]
https://hackaday.com/wp-…794592.png?w=800
The venerable Commodore 64 got a lot of people started in computers, and a hard core of aficionados keeps the platform very much alive to this day. But a C64 just doesn’t have the horsepower to do anything more than some retro 8-bit graphics games, right? Not if [jim_64] has anything to say about it. He’s created a pai...
6
4
[ { "comment_id": "4013318", "author": "Matt Cramer", "timestamp": "2017-09-14T16:06:32", "content": "Nice work – both in pulling off 3D displays on a C64, and on making the goggles look like they could have been a real C64 accessory.", "parent_id": null, "depth": 1, "replies": [] }, {...
1,760,374,679.134867
https://hackaday.com/2017/09/14/retrotectacular-a-video-game-odyssey/
A Video Game Odyssey: How Magnavox Launched The Console Industry
Al Williams
[ "Featured", "History" ]
[ "atari", "game console", "magna doodle", "Magnavox Odyssey", "pong", "tennis" ]
https://hackaday.com/wp-…/main1.png?w=800
What was the first video game console? If you said the Atari 2600, you would be wrong, but we’d forgive you. After all, the Atari was early and widely sold. It also had the major features you expect from a video game. However, there was an earlier console available. the Magnavox Odyssey. This system was black and white...
23
9
[ { "comment_id": "4013206", "author": "Ostracus", "timestamp": "2017-09-14T14:14:35", "content": "Lost mine years ago. Came in a white plastic case with the overlays, poker chips, and some other stuff. No it didn’t have cartridges as we know it, it did have plastic cards that plugged into a slot.", ...
1,760,374,678.573352
https://hackaday.com/2017/09/14/bluetooth-vulnerability-affects-all-major-os/
Bluetooth Vulnerability Affects All Major OS
Pedro Umbelino
[ "News", "Security Hacks" ]
[ "blueborne", "bluetooth", "exploit", "security" ]
https://hackaday.com/wp-…09/800.png?w=800
Security researchers from Armis Labs recently published a whitepaper unveiling eight critical 0-day Bluetooth-related vulnerabilities, affecting Linux, Windows, Android and iOS operating systems. These vulnerabilities alone or combined can lead to privileged code execution on a target device. The only requirement is: B...
52
15
[ { "comment_id": "4013034", "author": "mcenderdragon", "timestamp": "2017-09-14T11:19:14", "content": "While this is terrefing you most but very close to have a stable bluetooth connection right?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4013703", ...
1,760,374,678.818317
https://hackaday.com/2017/09/14/mini-banners-for-small-occasions/
Mini-Banners For Small Occasions
Lewin Day
[ "Peripherals Hacks" ]
[ "banner", "dot matrix", "dot matrix printer", "mini-banner", "minibanner", "printer", "receipt printer" ]
https://hackaday.com/wp-…in450b.png?w=800
Do you often find yourself needing to make small signs? Perhaps you’re trying to put a notice on the office fridge, but you’re just not in the mood for the usual Comic Sans-on-A4 staple today. A banner of some sort would do the trick, but… a small one, right? [Mike Ingle] has the answer – making mini-banners on old rec...
12
5
[ { "comment_id": "4012492", "author": "rastersoft", "timestamp": "2017-09-14T08:52:48", "content": "It seems there is an error in that pinout: the pin 4 should have the previous text “OK for printer to transmit data” instead of “Transmitting data”.", "parent_id": null, "depth": 1, "replie...
1,760,374,679.008778
https://hackaday.com/2017/09/13/a-fully-featured-fifty-dollar-qrp-radio/
A Fully Featured, Fifty Dollar QRP Radio
Eric Evenchick
[ "Radio Hacks" ]
[ "amateur radio", "atmega328p", "QRP", "QRP Labs", "Si5351A" ]
https://hackaday.com/wp-…atured.png?w=800
QRP radio operators try to get maximum range out of minimal power. This term comes from the QRP Q-code, which means “reduce power.” For years, people have built some very low-cost radios for this purpose. Perhaps the best known QRP kit is the Pixie, which can be found for less than $3 on eBay. The QCX is a new DIY QRP ...
44
13
[ { "comment_id": "4012334", "author": "2ftg", "timestamp": "2017-09-14T06:45:42", "content": "Nice. This might be on my to-buy list after I complete my M0NKA mcHF and stuff the bitx40 in a case.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4012370", "auth...
1,760,374,678.963139
https://hackaday.com/2017/09/13/breadboarding-with-e-paper/
Breadboarding With E-Paper
Al Williams
[ "hardware" ]
[ "e-ink", "e-paper", "eink", "epaper", "waveshare" ]
https://hackaday.com/wp-…9/eink.png?w=800
[David Watts] picked up an inexpensive Waveshare e-Paper display. He made a video about using it with a breadboard , and you can see it below. The E-Paper or E-Ink displays have several advantages. They are low power, they retain their display even without power, and they are very visible in direct light. The downside ...
25
10
[ { "comment_id": "4011954", "author": "Ostracus", "timestamp": "2017-09-14T02:03:58", "content": "Or title can be read as “Breadboarding, with E-paper” which would be an interesting development in itself.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4011987",...
1,760,374,679.653919
https://hackaday.com/2017/09/13/a-massive-adjustable-standing-desk-from-scratch/
A Massive Adjustable Standing Desk From Scratch
James Hobson
[ "home hacks" ]
[ "desk", "diy", "mahogany", "stain", "standing", "table" ]
https://hackaday.com/wp-…atured.png?w=800
Standing at your desk all day is healthier by far than sitting, but the commercial options tend to be expensive. [drivenbyentropy] had to contend with a heater right where the desk would go, but building an adjustable office desk to accommodate it turned out — well — gorgeous . Two 18″ heavy duty 12 V DC actuators rais...
31
16
[ { "comment_id": "4011796", "author": "bty", "timestamp": "2017-09-13T23:17:59", "content": "does he keep the motors on continuously, or is there a brake somewhere ?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4011950", "author": "bootstrap", ...
1,760,374,679.596156
https://hackaday.com/2017/09/13/the-worlds-thinnest-raspberry-pi-3/
The World’s Thinnest Raspberry Pi 3
Jenny List
[ "Raspberry Pi" ]
[ "Pimoroni", "raspberry pi", "Raspberry Pi 3", "slim raspberry pi" ]
https://hackaday.com/wp-…atured.jpg?w=800
We’ve become used to readily available single board computers of significant power in form factors that would have seemed impossibly small only a few years ago. But even with a board the size of a credit card such as a Raspberry Pi, there are still moments when the available space is just too small to fit the computer....
24
8
[ { "comment_id": "4011574", "author": "CRImier", "timestamp": "2017-09-13T20:15:28", "content": "I’m surprised that Hackaday still hasn’t covered the “Raspberry Pi 3 without through-hole” offer that was, apparently, done in Japan in collaboration with Raspberry Pi Foundation. From what I’ve understoo...
1,760,374,679.896819
https://hackaday.com/2017/09/13/hackaday-prize-entry-room-tracking-red-vines-flinger/
Hackaday Prize Entry: Room-Tracking Red Vines Flinger
John Baichtal
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "catapult", "red vines", "RF tracking" ]
https://hackaday.com/wp-…tapult.png?w=800
[Vije Miller]’s Arduino Licorice Launcher is based on the simple and logical premise that one must always have a voice-activated Red Vines catapult in the workshop. When he calls out to the robot, it turns to aim at him and flings a piece of licorice at his head. The chassis is CNCed out of quarter-inch MDF and the spr...
30
10
[ { "comment_id": "4011427", "author": "echodelta", "timestamp": "2017-09-13T18:35:15", "content": "A Google search was needed, shameless promotion of a single brand of candy. Never heard if it.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4011435", ...
1,760,374,679.962885
https://hackaday.com/2017/09/13/friday-hack-chat-open-source-startups/
Friday Hack Chat: Open Source Startups
Brian Benchoff
[ "Hackaday Columns" ]
[ "business", "founder", "Hack Chat", "hardware company", "open source" ]
https://hackaday.com/wp-…ompany.png?w=800
If you want to found a company, you’ll find pages and pages of advice scattered around the Internet telling you exactly how to do that. What if you want to found an Open Source hardware company? That’s a bit harder — you can’t do hardware as a service, and that Open Source moniker will drive away investors. [Zach Fredi...
8
4
[ { "comment_id": "4011549", "author": "LOL", "timestamp": "2017-09-13T19:50:54", "content": "FOSS is actually awesome when people contribute to solve their own needs, and share the challenges of a larger project.However… unlike service-based businesses, the “Open” part of “Open Source” for commercial...
1,760,374,680.011717
https://hackaday.com/2017/09/13/in-band-signaling-coded-squelch-systems/
In-Band Signaling: Coded Squelch Systems
Dan Maloney
[ "Engineering" ]
[ "CTCSS", "DCS", "decoder", "encoder", "ham", "in-band signaling", "PL", "PLL", "Private Line", "reeds", "repeater", "telco", "two-way radio" ]
https://hackaday.com/wp-…atured.jpg?w=800
In the first part of our series on in-band signaling, we discussed one of the most common and easily recognizable forms of audio control, familiar to anyone who has dialed a phone in the last fifty years – dual-tone multifrequency (DTMF) dialing. Our second installment will look at an in-band signaling method that far ...
18
6
[ { "comment_id": "4011339", "author": "RF Dweeb", "timestamp": "2017-09-13T17:16:57", "content": "I hate to be that guy..But could we possibly get a better cutout of that radio? It looks like someone used the wand tool in Photoshop.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,374,679.718285
https://hackaday.com/2017/09/13/low-vision-reading-through-a-cameras-eye/
Low-Vision Reading Through A Camera’s Eye
Kristina Panos
[ "digital cameras hacks", "Lifehacks" ]
[ "borescope", "endoscope", "macular degeneration", "magnification", "reading aid" ]
https://hackaday.com/wp-…d-8001.png?w=800
Borescope cameras are great inspection tools. They’re flexible, they magnify on a variable scale, and they come with their own lighting. Oh, and they’re pretty cheap, too. Because of all this, these tiny cameras can serve a number of purposes. Doctors put them down your cake hole to look for ulcers and polyps, and mech...
13
7
[ { "comment_id": "4011190", "author": "Ostracus", "timestamp": "2017-09-13T15:38:37", "content": "Remember ages ago something similar although I believe it was CCTV based. Pretty good for the time.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4011191", "a...
1,760,374,680.065893
https://hackaday.com/2017/09/13/noobs-guide-to-mcmaster-carr/
A Noob’s Guide To McMaster-Carr
Sonya Vasquez
[ "Featured", "hardware", "Original Art", "Skills", "Slider" ]
[ "hardware", "mcmaster", "McMaster-Carr" ]
https://hackaday.com/wp-…ercarr.jpg?w=800
For the penny-pinching basement hacker, McMaster-Carr seems like a weird go-to resource for hardware. For one, they’re primarily a B2B company; and, for two, their prices aren’t cheap. Yet their name is ubiquitous among the hacker community. Why? Despite the price, something makes them too useful to ignore by everyday ...
177
50
[ { "comment_id": "4011071", "author": "nelsontb", "timestamp": "2017-09-13T14:06:13", "content": "This is all great, but… does anyone know of an alternative for europe?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4011146", "author": "Internet", ...
1,760,374,680.38198
https://hackaday.com/2017/09/13/superconference-speakers-revealed/
Superconference Speakers Revealed
Mike Szczys
[ "cons", "Featured", "Slider" ]
[ "2017 Hackaday Superconference", "Hackaday Supercon", "speakers", "Supercon", "talks", "tickets" ]
https://hackaday.com/wp-…der-v1.png?w=800
You’ll find the best hardware talks at the Hackaday Superconference. This year, we received over 140 proposals for a few dozen speaking slots. Although we’re still working through the proposals, today we can announce a few of the accepted and confirmed speakers so far. Below you’ll find about a third of the total slate...
7
2
[ { "comment_id": "4011074", "author": "jwcrawley", "timestamp": "2017-09-13T14:07:13", "content": "Got a question for you all… Who did the music intro forhttps://hackaday.com/2016/04/19/mike-harrison-exposes-hot-oil-and-high-voltage-of-ancient-live-projector/I really dig it, and can’t find any leads...
1,760,374,680.159073
https://hackaday.com/2017/09/13/robot-graffiti/
Robot Graffiti
James Hobson
[ "Robots Hacks" ]
[ "art", "cable", "chimney", "graffiti", "Mural", "paint", "pulley", "robot", "Smokestack", "spray" ]
https://hackaday.com/wp-…atured.jpg?w=800
There’s talk of robots and AIs taking on jobs in many different industries. Depending on how much stock you place in that, it might still be fair to say the more creative fields will remain firmly in the hands of humans, right? Well, we may have some bad news for you. Robots are now painting our murals . Estonian inven...
11
7
[ { "comment_id": "4010990", "author": "dpurves", "timestamp": "2017-09-13T13:06:43", "content": "Shades of “The Phantom” from Unamerican Graffiti, 2000AD Prog 206-207.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4011058", "author": "FW", "timestamp":...
1,760,374,680.114775
https://hackaday.com/2017/09/13/reed-organ-midi-conversion-tickles-all-88-keys/
Reed Organ MIDI Conversion Tickles All 88 Keys
Dan Maloney
[ "Musical Hacks" ]
[ "arduino", "driver", "keyboard", "midi", "mosfet", "organ", "player piano", "reed organ", "solenoid" ]
https://hackaday.com/wp-…499726.jpg?w=800
What did you do in high school? Chances are it wasn’t anywhere near as cool as turning a reed organ into a MIDI device . And even if you managed to pull something like that off, did you do it by mechanically controlling all 88 keys? Didn’t think so. A reed organ is a keyboard instrument that channels moving air over se...
11
6
[ { "comment_id": "4010606", "author": "Tore Lund", "timestamp": "2017-09-13T08:59:48", "content": "Wheres Bach’s fuga in D minor? Wanna hear some chords", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4010722", "author": "danjovic", "timestamp": "2017-09...
1,760,374,680.513069
https://hackaday.com/2017/09/12/satellite-tracking-with-friends/
Satellite Tracking With Friends
Lewin Day
[ "Software Hacks" ]
[ "amateur radio", "ham radio", "satellite", "satellite tracking", "Satellites", "track", "tracking" ]
https://hackaday.com/wp-…400ish.png?w=800
If you’re in the mood to track satellites, it’s a relatively simple task to look up one of a multitude of websites that can give you a list of satellites visible from your location. However, if you’re interested in using satellites to communicate with far-flung friends, you might be interested in this multi-point satel...
3
1
[ { "comment_id": "4010991", "author": "Ren", "timestamp": "2017-09-13T13:07:37", "content": "“defunct military satellites”?According to the article on the link, they are using active military satellites.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4011098"...
1,760,374,680.55131
https://hackaday.com/2017/09/12/wolfram-alpha-shows-its-work/
Wolfram Alpha Shows Its Work
Al Williams
[ "Software Hacks" ]
[ "homework", "math", "wolfram alpha" ]
https://hackaday.com/wp-…9/wolf.png?w=800
The bane of math students everywhere is the teacher asking for you to show your work. If you’ve grown up where a computer is a normal part of school work, that might annoy you since a lot of tools just give you an answer. We aren’t suggesting you cheat at homework, but we did notice that Wolfram Alpha now shows more of...
23
9
[ { "comment_id": "4005939", "author": "Thinkerer", "timestamp": "2017-09-13T02:04:26", "content": "A free, if a bit more limited version of this that’s been around for a while is Cymath.https://www.cymath.com/My students love it.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,374,680.667885
https://hackaday.com/2017/09/12/sub-20-arduino-based-telemetry-system/
Sub-$20 Arduino-Based Telemetry System
John Baichtal
[ "Arduino Hacks" ]
[ "arduino pro mini", "cosmos", "nRF24L01+", "telemetry" ]
https://hackaday.com/wp-…acecar.jpg?w=800
[William Osman] set out to prove that unlike expensive commercial data logging rigs, he could get the same results for under twenty bucks . He wanted to build a wireless three-axis accelerometer for a race car project, allowing engineers to make modifications to the suspension based on the data collected. The hardware ...
15
5
[ { "comment_id": "4003832", "author": "TooJawsome (@TooJawsome)", "timestamp": "2017-09-12T23:14:28", "content": "That’s cool but for some reason I’m far more interested in what that kart is. I feel like this or something very similar may be what’s missing from my garage.", "parent_id": null, ...
1,760,374,680.605213
https://hackaday.com/2017/09/12/think-you-know-everything-about-soldering/
Think You Know Everything About Soldering?
Al Williams
[ "Tool Hacks" ]
[ "solder", "solder alloy", "solder temperature", "soldering" ]
https://hackaday.com/wp-…solder.png?w=800
[Joshua] has frequent discussions about his soldering techniques with viewers of his YouTube channel. He finally decided to interview [Randy Rubinstein] who is the president of SRA Soldering . In nearly an hour, they talk about everything from solder alloys to proper temperature. They also talk about lead exposure, flu...
50
17
[ { "comment_id": "4001393", "author": "Ostracus", "timestamp": "2017-09-12T20:06:53", "content": "So we’ll graduate with a Master in Soldering after this, huh?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4010729", "author": "Magpie", "times...
1,760,374,680.946915
https://hackaday.com/2017/09/12/hackaday-prize-entry-retrofit-a-nokia/
Hackaday Prize Entry: Retrofit A Nokia
Brian Benchoff
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "KiCAD", "nokia" ]
https://hackaday.com/wp-…ia-pcb.png?w=800
The Nokia 3210 is the greatest cell phone ever made. The battery lasted for days , custom color covers were available at every mall kiosk, it had the Snake game, and the chassis for this phone was finely crafted out of the crust of neutron stars. It was indestructible; it is the reason we now appreciate technology over...
41
13
[ { "comment_id": "4000510", "author": "mime", "timestamp": "2017-09-12T18:50:05", "content": "Video about the project.https://youtu.be/xc3veGdFC-gI wonder how much battery life there will be, as it will run Android.", "parent_id": null, "depth": 1, "replies": [ { "comment_id...
1,760,374,680.750806
https://hackaday.com/2017/09/12/retrotechtacular-information-from-the-days-when-colour-tv-was-new/
Retrotechtacular: Information From The Days When Colour TV Was New
Jenny List
[ "Hackaday Columns", "Retrotechtacular" ]
[ "Color TV", "colour TV", "pal", "tv", "uhf" ]
https://hackaday.com/wp-…atured.jpg?w=800
By the time colour TV came to the United Kingdom, it was old news to Americans. Most of the viewing public on the Western side of the Atlantic had had the opportunity to see more than black-and-white images for years when in 1967 the BBC started transmitting its first colour channel, BBC2. For Americans and continental...
19
8
[ { "comment_id": "3999886", "author": "Ostracus", "timestamp": "2017-09-12T17:58:38", "content": "Kind of reminds me of my early television engineering book. Darn thing was as thick as a college textbook and cost as much. There’s a great deal that went into television from one end to another, surpris...
1,760,374,681.001399
https://hackaday.com/2017/09/12/hakko-fx-901-better-than-ts-100/
Hakko FX-901: Better Than TS-100?
Al Williams
[ "Tool Hacks" ]
[ "fx-901", "Hakko", "hakko fx-901", "portable soldering iron", "soldering", "soldering iron", "ts-100", "ts100" ]
https://hackaday.com/wp-…/hakko.png?w=800
You’ve surely seen the TS-100 soldering iron. It has an OLED display, an ARM processor, and will run with an external battery pack. They are not too pricey, but at $80 or so they aren’t exactly an impulse buy, either. [Drone Camps RC] used one in the field and decided to try a Hakko FX-901 instead. He did a video revie...
45
19
[ { "comment_id": "3998579", "author": "MoJo", "timestamp": "2017-09-12T15:53:23", "content": "I have one of these, it’s great. Really handy for working on the car or random things around the house, and plenty of power. It’s not going to rival a plug-in, you have to take your time, but for a lot of wi...
1,760,374,681.098378
https://hackaday.com/2017/09/12/video-streaming-like-your-raspberry-pi-depended-on-it/
Video Streaming Like Your Raspberry Pi Depended On It
Lewin Day
[ "Featured", "Original Art", "Raspberry Pi", "Skills", "Video Hacks" ]
[ "gstreamer", "latency", "low latency", "rc", "remote control", "remote control vehicle", "streaming", "vehicle", "video streaming" ]
https://hackaday.com/wp-…eaming.jpg?w=800
The Raspberry Pi is an incredibly versatile computing platform, particularly when it comes to embedded applications. They’re used in all kinds of security and monitoring projects to take still shots over time, or record video footage for later review. It’s remarkably easy to do, and there’s a wide variety of tools avai...
23
10
[ { "comment_id": "3997971", "author": "AKA the A", "timestamp": "2017-09-12T14:22:08", "content": "There’s this little project called Wifibroadcast, which uses a Pi with it’s camera and streams over WiFi in monitor mode…I was able to reach 200ms when viewing on a laptop and it’s even faster if the ot...
1,760,374,681.164502
https://hackaday.com/2017/09/12/lego-prototyping-with-tinkercads-brick-mode/
LEGO Prototyping With Tinkercad’s Brick Mode
Donald Papp
[ "how-to" ]
[ "Benchy", "brick mode", "cad", "lego", "prototyping", "tinkercad" ]
https://hackaday.com/wp-…atured.png?w=800
[Andrew Sink] made a brief video demonstrating how he imported an STL of the well-known 3D Benchy tugboat model, and instead of sending it to a 3D printer used the Brick Mode feature to make a physical copy out of LEGO bricks in an eye-aching kaleidoscope of colors. For those of you who haven’t used Tinkercad lately, B...
12
4
[ { "comment_id": "3997665", "author": "Peter Burkimsher", "timestamp": "2017-09-12T12:14:47", "content": "I want to design LEGO barrier strip (terminal block) with screws in the holes along the top. I’m no expert on CAD for 3D printing though, and I wonder if it’s too ambitious of a project to start ...
1,760,374,681.218838
https://hackaday.com/2017/09/12/pedal-pi-simple-programmable-guitar-pedal/
Pedal-Pi, Simple Programmable Guitar Pedal
Anool Mahidharia
[ "Raspberry Pi" ]
[ "BCM2835", "guitar effects", "guitar pedal", "guitarpedal", "MCP3202", "MCP6002", "pi zero", "raspberry pi", "raspberry pi hat" ]
https://hackaday.com/wp-…-pi-03.png?w=800
For several years, [Ray] and [Anna], the team behind ElectroSmash, have been smashing audio electronics and churning out some sweet DIY audio gear. This time around, they’ve built Pedal-Pi — a simple programmable guitar pedal based around the Raspberry-Pi Zero. It is aimed at hackers, programmers and musicians who want...
26
11
[ { "comment_id": "3997422", "author": "Buddy Casino", "timestamp": "2017-09-12T08:58:12", "content": "If you’re just looking for the software, its posted herehttps://www.electrosmash.com/forum/pedal-pi/202-how-to-start-programming-pedal-pi?lang=enand contained in a file called “Pedal-Pi-All-Effects.z...
1,760,374,681.631244
https://hackaday.com/2017/09/10/hackaday-prize-entry-io-the-cardboard-computer/
Hackaday Prize Entry: IO, The Cardboard Computer
John Baichtal
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "cardboard", "computer", "NPN transistors", "pnp" ]
https://hackaday.com/wp-…bright.png?w=800
[Dr. Cockroach]’s goal was to build a four-bit computer out of recycled and repurposed junk . The resulting computer, called IO, consists of a single 555, around 230 PNP and NPN transistors, 230 diodes, and 460 resistors. It employs RISC architecture and operates at a speed of around 3 Hz. He built IO out of cardboard ...
21
12
[ { "comment_id": "3987368", "author": "Jon H", "timestamp": "2017-09-10T20:23:42", "content": "Ugh. Blue LEDs. Make them go away.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3987684", "author": "Mark Nesselhaus", "timestamp": "2017-09-10T21...
1,760,374,681.737478
https://hackaday.com/2017/09/10/a-great-guide-to-software-plls/
A Great Guide To Software PLLs
Jenny List
[ "Software Hacks" ]
[ "phase-locked loop", "PLL", "software pll" ]
https://hackaday.com/wp-…themed.png?w=800
There are some things that you think you know quite well because you learned them in your youth and you understand their principles of operation. Then along comes a link in your morning feed that reminds you of the limits of your knowledge, and you realize that there is a whole new level of understanding to be reached....
16
7
[ { "comment_id": "3987173", "author": "Ostracus", "timestamp": "2017-09-10T19:13:38", "content": "SDR where math meets hardware.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3987350", "author": "rasz_pl", "timestamp": "2017-09-10T20:16:21", ...
1,760,374,681.789691
https://hackaday.com/2017/09/10/add-lipo-with-the-lego-power-functions-power-brick/
LiPo Added To LEGO Power Functions Power Brick
John Baichtal
[ "Toy Hacks" ]
[ "dc-dc", "LEGO Power Functions", "lipo", "power supply" ]
https://hackaday.com/wp-…_brick.jpg?w=800
LEGO’s Power Functions elements mostly consist of DC motors and the hardware to be driven by those motors like gears and wheels. They also include battery packs, usually a bunch of AA cells in a plastic box. One of the challenges of the system — for hackers, anyway — is interfacing with the product line’s plugs, which ...
12
7
[ { "comment_id": "3986316", "author": "Orlando Hoilett", "timestamp": "2017-09-10T14:56:04", "content": "This doesn’t seem as safe as the regular LEGO power block. I wonder how the designer is planning to address those concerns", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,374,681.680789
https://hackaday.com/2017/09/10/bodging-on-more-flash-memory/
Bodging On More Flash Memory
Elliot Williams
[ "ARM", "hardware", "Slider" ]
[ "CircuitPython", "epoxy", "flash", "python", "wiring" ]
https://hackaday.com/wp-…bright.png?w=800
[Curmudegeoclast] found himself running out of flash memory on a Trinket M0 board, so he decided to epoxy and fly-wire a whopping 2 MB of extra flash on top of the original CPU . We’ll just get our “kids these days” rant out of the way up front: the stock SAMD21 ARM chip has 256 kB (!) of flash to begin with, and is on...
32
12
[ { "comment_id": "3985963", "author": "Thanos", "timestamp": "2017-09-10T13:08:43", "content": "640kb RAM should be enough for everyone “Bill Gates talking about DOS”…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3986600", "author": "Generic Human",...
1,760,374,681.859736
https://hackaday.com/2017/09/10/attack-some-wireless-devices-with-a-raspberry-pi-and-an-rtl-sdr/
Attack Some Wireless Devices With A Raspberry Pi And An RTL-SDR
Jenny List
[ "Radio Hacks" ]
[ "433 mhz", "ISM band", "radio", "radio control" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you own one of the ubiquitous RTL-SDR software defined radio receivers derived from a USB digital TV receiver, one of the first things you may have done with it was to snoop on wide frequency bands using the waterfall view present in most SDR software. Since the VHF and UHF bands the RTL covers are sometimes a littl...
5
4
[ { "comment_id": "3985280", "author": "Daniel", "timestamp": "2017-09-10T08:53:18", "content": "Cool! I’m thinking: Cheap home automation system using whatever device you want to control. Not just a single brand of outlets, but everything on 433MHz…", "parent_id": null, "depth": 1, "repli...
1,760,374,681.563131
https://hackaday.com/2017/09/09/sparkfuns-alternate-reality-hardware/
Sparkfun’s Alternate Reality Hardware
Brian Benchoff
[ "hardware" ]
[ "crypto", "harp", "sparkfun", "SparkX", "The Prototype" ]
https://hackaday.com/wp-…header.png?w=800
SparkFun has a new wing of hardware mischief. It’s SparkX, the brainchild of SparkFun’s founder [Nate Seidle]. Over the past few months, SparkX has released breakout boards for weird sensors, and built a safe cracking robot that got all the hacker cred at DEF CON. Now, SparkX is going off on an even weirder tangent: th...
20
8
[ { "comment_id": "3985221", "author": "localhost", "timestamp": "2017-09-10T08:36:07", "content": "We don’t need this, we already have lots of mystery chips to reverse engineer and hack. Mediatek 1389 (DVD chipset with built-in video engine and MPEG decoder), RDA8851 (phone CPU with GSM modem) and th...
1,760,374,681.953202
https://hackaday.com/2017/09/09/theremin-in-detail/
Theremin In Detail
Al Williams
[ "Musical Hacks" ]
[ "fet", "how a theramin works", "jfet", "lm386", "theory", "theremin" ]
https://hackaday.com/wp-…eremin.png?w=800
[Keystone Science] recently posted a video about building a theremin — you know, the instrument that makes those strange whistles when you move your hands around it. The circuit is pretty simple (and borrowed ) but we liked the way the video explains the theory and even dives into some of the math behind resonant frequ...
4
4
[ { "comment_id": "3984800", "author": "Dan", "timestamp": "2017-09-10T06:09:05", "content": "I wonder if you could get the same effect with two or more of those really cheap based 2.4Ghz motion detector modules. Tap the circuit at the end of the analogue part of the circuit, before the chip, and feed...
1,760,374,681.901104
https://hackaday.com/2017/09/11/relay-computer-you-can-hear-it-think/
Relay Computer: You Can Hear It Think
Inderpreet Singh
[ "classic hacks", "computer hacks" ]
[ "computer", "cpu", "discrete", "relay", "relay computer" ]
https://hackaday.com/wp-…p-feat.jpg?w=800
Modern digital computers have complex instruction sets that runs on state-of-the-art ALUs which in turn are a consequence of miniaturized logic gates that are built with tiny transistors. These tiny transistors are essentially switches. You could imagine replacing with electromagnetic relays, and get what is called a r...
29
15
[ { "comment_id": "3996447", "author": "Martin Marcos (@mmarcosarg)", "timestamp": "2017-09-12T05:46:38", "content": "Great work! I just love these types of projects! What would call them, retro computers? Have you seen this one:https://www.youtube.com/watch?v=lNa9bQRPMB8? Keep it up.", "parent_id...
1,760,374,682.018577
https://hackaday.com/2017/09/11/antenna-basics-by-whiteboard/
Antenna Basics By Whiteboard
Al Williams
[ "Radio Hacks" ]
[ "antenna", "antennas" ]
https://hackaday.com/wp-…09/ant.png?w=800
Like a lot of people, [Bruce] likes radio controlled (RC) vehicles. In fact, many people get started in electronics motivated by their interest in RC. Maybe that’s why [Bruce] did a video about antenna basics where he spends a little more than a half hour discussing antennas. You can see the video below. [Bruce] avoids...
16
10
[ { "comment_id": "3995699", "author": "Doug", "timestamp": "2017-09-12T03:37:07", "content": "With respect with the dude’s effort, I feel the student would be better of searching for military training videos on the topic. Age is relative, only but I doubt the man is old enough to be around when the e...
1,760,374,682.802951
https://hackaday.com/2017/09/11/open-source-high-power-ev-motor-controller/
Open Source High Power EV Motor Controller
Anool Mahidharia
[ "Transportation Hacks" ]
[ "BLDC", "electric vehicle", "esc", "field oriented control", "FOC", "igbt", "KiCAD", "motor", "motor controller", "STM32F4" ]
https://hackaday.com/wp-…sc_021.png?w=800
For anyone with interest in electric vehicles, especially drives and control systems for EV’s, the Endless-Sphere forum is the place to frequent. It’s full of some amazing projects covering electric skateboards to cars and everything in between. [Marcos Chaparro] recently posted details of his controller project — the ...
34
19
[ { "comment_id": "3994335", "author": "Gravis", "timestamp": "2017-09-11T23:57:17", "content": "Awesome! This is enough to control the motor for an electric motorcycle. Looking forward to the more powerful versions. :)", "parent_id": null, "depth": 1, "replies": [ { "comme...
1,760,374,682.581981
https://hackaday.com/2017/09/11/synthesizing-daraprim-to-beat-price-gougers/
Synthesizing Daraprim To Beat Price Gougers
Lewin Day
[ "Medical Hacks" ]
[ "daraprim", "drugs", "pharmaceutical", "Pyrimethamine" ]
https://hackaday.com/wp-…n450b1.png?w=800
Drugs are used the world over to treat disease. However, from time to time, the vagaries of market economics, or unscrupulous action, can radically increase the price of otherwise cheap pharmaceuticals far beyond the reach of the average person. This was the case with Pyrimethamine (sold as Daraprim), which is used to ...
35
8
[ { "comment_id": "3993306", "author": "JD", "timestamp": "2017-09-11T20:13:35", "content": "*Nurdrage .. ffs.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3994941", "author": "Lewin Day", "timestamp": "2017-09-12T01:40:22", "content"...
1,760,374,682.653344
https://hackaday.com/2017/09/11/the-things-network-sets-702-km-distance-record-for-lorawan/
The Things Network Sets 702 Km Distance Record For LoRaWAN
Jenny List
[ "Radio Hacks" ]
[ "distance record", "LoRa", "LoRaWAN", "LoRaWan record", "wireless" ]
https://hackaday.com/wp-…atured.png?w=800
Many of us will have at some time over the last couple of years bought a LoRaWAN module or two to evaluate the low power freely accessible wireless networking technology. Some have produced exciting and innovative projects using them while maybe the rest of us still have them on our benches as reminders of projects hal...
17
7
[ { "comment_id": "3992858", "author": "Jm", "timestamp": "2017-09-11T18:55:58", "content": "Well Sigfox managed 1258 Km also with 14dBm but these records are hard to reproduce: I don’t normally keep my nodes on high altitude balloons (LoRa) or on a sailboat across the ocean (Sigfox)", "parent_id"...
1,760,374,682.363984
https://hackaday.com/2017/09/11/the-components-are-inside-the-circuit-board/
The Components Are INSIDE The Circuit Board
Bob Baddeley
[ "Engineering", "Featured", "hardware", "Slider" ]
[ "antennas", "capacitors", "pcb", "pcb antenna", "pcb assembly", "PCB design", "pcb fabrication", "PCB manufacture", "pcbs", "resistors" ]
https://hackaday.com/wp-…atured.png?w=800
Through-hole assembly means bending leads on components and putting the leads through holes in the circuit board, then soldering them in place, and trimming the wires. That took up too much space and assembly time and labor, so the next step was surface mount, in which components are placed on top of the circuit board ...
56
21
[ { "comment_id": "3992112", "author": "Morgan", "timestamp": "2017-09-11T17:12:07", "content": "This came across my feeds last week. Murata has put the coil of a DC-DC converter between the PCB layers.https://www.youtube.com/watch?v=CT3yCUjMXlc", "parent_id": null, "depth": 1, "replies": ...
1,760,374,682.74986
https://hackaday.com/2017/09/11/these-twenty-assistive-technologies-projects-won-1000-in-the-hackaday-prize/
These Twenty Assistive Technologies Projects Won $1000 In The Hackaday Prize
Brian Benchoff
[ "Hackaday Columns", "Slider", "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "assistive technolgy" ]
https://hackaday.com/wp-…vetech.png?w=800
Today, we’re excited to announce the winners of the Assistive Technologies portion of The Hackaday Prize . In this round, we’re looking for projects that will help ensure a better quality of life for the disabled. Whether this is something that enhances learning, working, or daily living. These are the projects that tu...
3
3
[ { "comment_id": "3991676", "author": "blecky", "timestamp": "2017-09-11T15:34:20", "content": "That HaptiVision needs some MappyDots –https://hackaday.io/project/25571-mappydot", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3991976", "author": "DainBramage...
1,760,374,682.405403
https://hackaday.com/2017/09/11/hack-space-debris-at-your-peril/
Hack Space Debris At Your Peril
Steven Dufresne
[ "Featured", "Interest", "Original Art", "Slider" ]
[ "dead satellites", "law", "legal", "outer space", "Satellites", "space", "space debris", "space junk", "The Martian" ]
https://hackaday.com/wp-…cejunk.jpg?w=800
Who has dibs on space debris? If getting to it were a solved problem, it sure would be fun to use dead orbital hardware as something of a hacker’s junk bin. Turns out there is some precedent for this, and regulations already in place in the international community. To get you into the right frame of mind: it’s once aga...
41
12
[ { "comment_id": "3991365", "author": "esufor", "timestamp": "2017-09-11T14:09:21", "content": "The probability humans will ever live one day in deep space is nearing zero. Pushing the date of the prophecy to 2100 won´t make it more plausible. Wetware won´t make it, robots may.", "parent_id": nul...
1,760,374,682.939427
https://hackaday.com/2017/09/11/if-youre-going-to-make-a-model-engine-you-might-as-well-make-it-a-merlin/
If You’re Going To Make A Model Engine, You Might As Well Make It A Merlin
Jenny List
[ "classic hacks", "Engine Hacks" ]
[ "aero engine", "engine", "Merlin", "model engine", "model making", "Rolls-Royce Merlin" ]
https://hackaday.com/wp-…atured.jpg?w=800
It has been remarked before in more than one Hackaday post, that here are many communities like our own that exist in isolation and contain within them an astonishing level of hardware and engineering ability. We simply don’t see all the work done by the more engineering-driven and less accessory-driven end of the car ...
42
10
[ { "comment_id": "3990777", "author": "MikeInMKE", "timestamp": "2017-09-11T11:51:32", "content": "Now to build the P-51 Mustang to go with it.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3991246", "author": "drwho8 (@drwho8)", "timestamp":...
1,760,374,683.068706
https://hackaday.com/2017/09/11/hackaday-london-meet-up-this-friday/
Hackaday London Meet-up This Friday
Mike Szczys
[ "cons", "Hackaday Columns" ]
[ "Bring A Hack", "london", "uk", "United Kingdom" ]
https://hackaday.com/wp-…london.jpg?w=800
Hackaday takes over London at the end of this week. Join us on Friday night as we host a meetup at the Marquis Cornwallis, a pub in Bloomsbury. This is a Bring-a-Hack style meetup, so grab something you’ve been working on to get the conversation flowing as you enjoy food and drink with members of the Hackaday community...
12
7
[ { "comment_id": "3990359", "author": "farmerb", "timestamp": "2017-09-11T10:05:06", "content": "when are you guys coming to Northern Ireland?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3990587", "author": "mime", "timestamp": "2017-09-11T10:54:37",...
1,760,374,682.85617
https://hackaday.com/2017/09/11/doppler-module-teardown-reveals-the-weird-world-of-microwave-electronics/
Doppler Module Teardown Reveals The Weird World Of Microwave Electronics
Dan Maloney
[ "Radio Hacks", "Teardown" ]
[ "antenna", "Doppler", "local oscillator", "microwave", "mixer", "radar", "radio", "resonator", "RF" ]
https://hackaday.com/wp-…257341.png?w=800
Oscillators with components that aren’t electrically connected to anything? PCB traces that function as passive components based solely on their shape? Slots and holes in the board with specific functions? Welcome to the weird and wonderful world of microwave electronics, brought to you through this teardown and analys...
19
5
[ { "comment_id": "3990156", "author": "zaprodk", "timestamp": "2017-09-11T09:04:08", "content": "Writing a bit too fast again? The sentence “That the LO is tuned” is weird, and what’s “PB traces”?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3990307", ...
1,760,374,682.992004
https://hackaday.com/2017/09/10/winter-is-coming-keeping-heat-where-its-needed/
Winter Is Coming: Keeping Heat Where It’s Needed
Steven Dufresne
[ "home hacks" ]
[ "airflow", "ceiling fan", "fans", "hot air" ]
https://hackaday.com/wp-…ir_fe1.jpg?w=800
If your workshop has ceilings as high as [Niklas Roy]’s 3.6 meters (11.8 feet), then you’re familiar with his problem. Hot air rises, and there it usually stays until the heat is transferred outdoors. But in the winter time we need that heat indoors and down low. One solution is to install ceiling fans that blow that h...
19
10
[ { "comment_id": "3989573", "author": "Tweepy", "timestamp": "2017-09-11T06:50:17", "content": "Nice execution, big fan!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3989587", "author": "echodelta", "timestamp": "2017-09-11T06:51:44", "content": "...
1,760,374,683.129219
https://hackaday.com/2017/09/10/scribble-your-way-to-quick-printed-circuit-boards/
Scribble Your Way To Quick Printed Circuit Boards
Jenny List
[ "Misc Hacks", "Radio Hacks", "Slider" ]
[ "dead bug construction", "homebrew", "manhattan construction", "QRP" ]
https://hackaday.com/wp-…atured.jpg?w=800
There are a variety of techniques employed by electronic constructors seeking the convenience of a printed circuit board without the inconvenience of making a printed circuit board. Dead bug style construction in which the components float on a spiders-web of soldered leads above a ground plane is one, Manhattan style ...
44
15
[ { "comment_id": "3988844", "author": "Redhatter (VK4MSL)", "timestamp": "2017-09-11T03:51:44", "content": "I’ve done a few this way… sometimes with a hacksaw to score up the PCB into zones.The downside with this approach is doing SMD with anything more advanced than discrete components is basically ...
1,760,374,685.353832
https://hackaday.com/2017/09/10/hackaday-links-september-10-2017/
Hackaday Links: September 10, 2017
Brian Benchoff
[ "Hackaday Columns", "Hackaday links" ]
[ "747", "anniversary", "hackaday anniversary", "Open Hardware Summit", "ptfe", "robot" ]
https://hackaday.com/wp-…banner.jpg?w=800
Hackaday is 13! We’re going through a bit of a rebellious phase. There’s hair where there wasn’t hair before. Thirteen years ago (Sept. 5, 2004), [Phil Torrone] published the first Hackaday Post . [Phil] posted a great writeup of the history of Hackaday over on the Adafruit blog — we were saved from the AOL borg becaus...
4
3
[ { "comment_id": "3988035", "author": "Internet", "timestamp": "2017-09-10T23:52:13", "content": "“Another burn is over, and I still have no idea how they moved the fuselage of a 747 from Palmdale to the playa.”You crowd source it. It was a pretty amazing sight to see.https://www.indiegogo.com/projec...
1,760,374,684.946515
https://hackaday.com/2017/09/09/joe-activation-with-a-wifi-controlled-electrical-outlet/
Joe Activation With A WiFi-Controlled Electrical Outlet
John Baichtal
[ "home hacks", "internet hacks" ]
[ "android", "coffee", "esp3266", "home automation", "huzzah", "mqtt", "MQTT Dash" ]
https://hackaday.com/wp-…aeaerc.jpg?w=800
[Mike] is the only one in his house who drinks coffee, and uses a simple single-serving brewer with no auto-on feature. And since no one really wants to have to stand around making coffee in the morning, [Mike]’s solution was to IoT-ize his electrical socket . MQTT Dash is an Android app “for nerds only ;)” The project...
13
10
[ { "comment_id": "3983610", "author": "atomic3", "timestamp": "2017-09-09T23:09:31", "content": "pointless to use 9v battery", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3983889", "author": "Saabman", "timestamp": "2017-09-10T00:51:02", ...
1,760,374,685.535256
https://hackaday.com/2017/09/09/hackaday-prize-entry-smart-electric-bike-controller/
Hackaday Prize Entry: Smart Electric Bike Controller
Brian Benchoff
[ "The Hackaday Prize", "Transportation Hacks" ]
[ "2017 Hackaday Prize", "BLDC", "BLDC controller", "ebike", "electric bicycle", "electric bike" ]
https://hackaday.com/wp-…roller.jpg?w=800
One of the more interesting yet underrated technological advances of the last decade or so is big brushless motors and high-capacity batteries. This has brought us everything from quadcopters to good electric cars, usable cordless power tools, and of course electric bicycles. For his Hackaday Prize project, [marcus] is...
9
6
[ { "comment_id": "3986156", "author": "Tony Kay", "timestamp": "2017-09-10T14:15:45", "content": "Congratulations! Nice build… useful project…Super learnings, and a great app with the kind of info a technically minded individual would like to see.", "parent_id": null, "depth": 1, "replie...
1,760,374,684.993425
https://hackaday.com/2017/09/09/a-ham-radio-go-box-packed-with-functionality/
A Ham Radio Go-Box Packed With Functionality
Dan Maloney
[ "Radio Hacks" ]
[ "amateur radio", "disaster", "emcomm", "emergency communications", "go box", "ham", "ham radio", "raspberry pi", "sdr" ]
https://hackaday.com/wp-…499781.png?w=800
“When all else fails, there’s ham radio.” With Hurricane Harvey just wrapping up, and Irma queued up to clobber Florida this weekend, hams are gearing up to pitch in with disaster communications for areas that won’t have any communications infrastructure left. And the perfect thing for the ham on the go is this ham sha...
16
6
[ { "comment_id": "3983172", "author": "D", "timestamp": "2017-09-09T20:10:22", "content": "I don’t think this creator has anything to do with Emcomm. Looks like a portable setup for working satellites.I have that same ammo box, and it flexes quite a bit. I hope the raspi screen can handle the flex! O...
1,760,374,685.129065
https://hackaday.com/2017/09/09/things-learned-from-hot-wire-cutting-a-droids-body/
Things Learned From Hot Wire Cutting A Droid’s Body
Donald Papp
[ "Tool Hacks" ]
[ "foam", "foam cutting", "foamit", "hot-wire", "nichrome", "nichrome wire", "smooth-on", "star wars droids", "variac" ]
https://hackaday.com/wp-…dliner.jpg?w=800
One of [Bithead]’s passions is making Star Wars droids, and in the process of building the outer shell for one of them he decided to use hot wire foam cutting and make his own tools. Having the necessary parts on hand and having seen some YouTube videos demonstrating the technique, [Bithead] dove right in. Things didn’...
8
4
[ { "comment_id": "3982882", "author": "boxinabot", "timestamp": "2017-09-09T15:53:28", "content": "“One of [Bithead]’s passions is making Star Wars droids” amazingly original ! Genius !", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3984293", "author"...
1,760,374,685.17805
https://hackaday.com/2017/09/09/modding-a-powdercoating-gun-for-performance/
Modding A Powdercoating Gun For Performance
Lewin Day
[ "Tool Hacks" ]
[ "eastwood", "powdercoat", "powdercoating", "tool", "tools" ]
https://hackaday.com/wp-…ain450.jpg?w=800
In life, tools come in two varieties – good tools, and cheap tools. This is where the hacker steps in, to transform a cheap tool into more than the sum of its parts. [Josh] had problems with his Eastwood powdercoating gun. [Josh] decided to fix things with a couple of tasteful mods. The problem with the gun was related...
6
1
[ { "comment_id": "3982713", "author": "Jii", "timestamp": "2017-09-09T12:56:05", "content": "Firstly, he is missing the original diverter tip. There’s no way to compare when he does not use the original tip. And the tip position can and should be adjusted accordingly.I do have the same dual-voltage g...
1,760,374,685.077006
https://hackaday.com/2017/09/09/super-simple-controller-for-motorcycle-led-lights/
Super Simple Controller For Motorcycle LED Lights
Anool Mahidharia
[ "LED Hacks" ]
[ "7805", "arduino", "arduino nano", "CREE LED", "led", "light", "mosfet", "motorcycle" ]
https://hackaday.com/wp-…light.jpeg?w=800
For automobiles, especially motorcycles, auxiliary lighting that augments the headlights can be quite useful, particularly when you need to drive/ride through foggy conditions and poorly lit or unlit roads and dirt tracks. Most primary lighting on vehicles still relies on tungsten filament lamps which have very poor ef...
32
13
[ { "comment_id": "3982557", "author": "Tore Lund", "timestamp": "2017-09-09T10:15:56", "content": "You can use any patent you like for anything you build yourself. Patents cover only commercial use. So you won’t be able to run a kickstarter or a webshop with modules with that effect. Patent clerks do...
1,760,374,685.482047
https://hackaday.com/2017/09/08/microchip-icd4-review/
Microchip ICD4 REview
Al Williams
[ "Microcontrollers" ]
[ "ICD", "icd4", "microchip", "pic" ]
https://hackaday.com/wp-…09/pic.png?w=800
[Mike] is an avid PIC developer and replaced his ICD3 debugger for an ICD4. He made a video with his impressions and you can see it below. [Mike] found the heavy aluminum case with a sexy LED attractive, but wondered why he was paying for that in a development tool. He was also unhappy that they replaced the ICD3 cable...
25
7
[ { "comment_id": "3981414", "author": "PodeCoet", "timestamp": "2017-09-09T05:10:18", "content": "Really glad to see others use the “Code, Flash, Test” method of debugging code (plus shitting out of variables via UART) – I was lead to believe I was crazy for doing this.", "parent_id": null, "...
1,760,374,685.410662
https://hackaday.com/2017/09/08/hardware-for-deep-neural-networks/
Hardware For Deep Neural Networks
Al Williams
[ "Slider", "Software Hacks" ]
[ "deep neural networks", "neural networks" ]
https://hackaday.com/wp-…9/dnn1.png?w=800
In case you didn’t make it to the ISCA (International Society for Computers and their Applications) session this year, you might be interested in a presentation by [Joel Emer] an MIT  professor and scientist for NVIDIA. Along with another MIT professor and two PhD students ([Vivienne Sze], [Yu-Hsin  Chen], and [Tien-Ju...
7
3
[ { "comment_id": "3980551", "author": "Ostracus", "timestamp": "2017-09-09T02:35:38", "content": "Naturally interesting, although it seems the bulk of it is done on the cloud side of things. Yes there’s recent talk of mobile, but that’s rather new.", "parent_id": null, "depth": 1, "replie...
1,760,374,685.036979
https://hackaday.com/2017/09/08/your-work-wont-move-with-a-magnetic-drill-press-vise/
Your Work Won’t Move With A Magnetic Drill Press Vise
Dan Maloney
[ "Tool Hacks" ]
[ "drilling", "electromagnet", "hold down", "magnet", "microwave oven transformer", "milling", "MOT", "vise" ]
https://hackaday.com/wp-…244179.png?w=800
Setting up your workpiece is often the hardest part of any machining operation. The goal is to secure the workpiece so it can’t move during machining in such a way that nothing gets in the way of the tooling. Magnetic chucks are a great choice for securely and flexibly holding down workpieces, as this simple shop-built...
32
9
[ { "comment_id": "3979755", "author": "dr.rockzo", "timestamp": "2017-09-08T23:51:58", "content": "I work in a machine shop so I might be a little biased but mag vises on a mill can be a recipe for an exciting day. The issue is that they work well for light loads and can keep a part from springing ba...
1,760,374,685.789133
https://hackaday.com/2017/09/08/magnet-implants-your-cyborg-primer/
Magnet Implants, Your Cyborg Primer
Brian McEvoy
[ "Medical Hacks" ]
[ "biohacking", "cyborg", "grinder", "grinding", "implant", "magnet", "magnetosense", "posthuman", "sensory", "sixth sense", "sugery", "super power", "superpower", "transhuman", "transhumanism" ]
https://hackaday.com/wp-…atured.png?w=800
What would you do to gain a sixth sense? Some of us would submit to a minor surgical procedure where a magnet is implanted under the skin. While this isn’t the first time magnet implants have been mentioned here on Hackaday, [The Thought Emporium] did a phenomenal job of gathering the scattered data from blogs, forum p...
79
28
[ { "comment_id": "3978886", "author": "Olsen", "timestamp": "2017-09-08T20:02:42", "content": "I wonder if a magnetic ring would work for the undecided and squemish?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3978918", "author": "Brian McEvoy", ...
1,760,374,686.475468
https://hackaday.com/2017/09/08/hackaday-prize-entry-touch-sensitive-power-supplies-for-el-panels/
Hackaday Prize Entry: Touch Sensitive Power Supplies For EL Panels
John Baichtal
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "assistive technology", "el wire", "electroluminescent", "mobility" ]
https://hackaday.com/wp-…onlite.png?w=800
[fool]’s entry in the Hackaday Prize competition is a modular and configurable lighting system the purpose of which is to assist seniors and others with limited mobility navigate safely at home. For [fool], this means the quiet steady hum of electroluminescent panels and wire. EL stuff is notoriously tricky to power, a...
9
5
[ { "comment_id": "3978560", "author": "Chris", "timestamp": "2017-09-08T18:38:00", "content": "that $75 board seems a bit pricey…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3978668", "author": "chris", "timestamp": "2017-09-08T19:07:24", ...
1,760,374,686.251183
https://hackaday.com/2017/09/08/that-decentralised-low-voltage-local-dc-power-grid-how-did-it-do/
That Decentralised Low Voltage Local DC Power Grid, How Did It Do?
Jenny List
[ "cons", "green hacks" ]
[ "dc power", "green power", "power grid", "sha2017" ]
https://hackaday.com/wp-…atured.jpg?w=800
Early on in the year, Hackaday published one of its short daily pieces about plans from the people behind altpwr.net for a low voltage DC power grid slated for the summer’s SHACamp 2017 hacker camp in the Netherlands. At the time when it was being written in the chill of a Northern Hemisphere January the event seemed s...
25
10
[ { "comment_id": "3978356", "author": "Jimmy_Pop", "timestamp": "2017-09-08T17:36:54", "content": "The network diagram in the presentation they originally shared didn’t make any sense (e.g. why would you use redundant conductors if you aren’t going to make proper use of them?) but the project is very...
1,760,374,686.539349
https://hackaday.com/2017/09/08/3d-printed-ribs-for-not-3d-printed-planes/
3D Printed Ribs For Not 3D Printed Planes
Brian Benchoff
[ "3d Printer hacks" ]
[ "3d printed plane", "rc", "rc plane", "wing" ]
https://hackaday.com/wp-…/spars.png?w=800
A few months ago, [Tom] built a few RC planes. The first was completely 3D printed, but the resulting print — and plane — came in a bit overweight, making it a terrible plane. The second plane was a VTOL tilt rotor, using aluminum box section for the wing spar. This plane was a lot of fun to fly, but again, a bit overw...
14
8
[ { "comment_id": "3978130", "author": "j0z0r", "timestamp": "2017-09-08T16:15:54", "content": "This is awesome, love the idea, finally a good use for my 3D printer. Also would like a blog post with more pics, can’t watch Youtube at work…", "parent_id": null, "depth": 1, "replies": [ ...
1,760,374,686.127265
https://hackaday.com/2017/09/08/ive-seen-the-future-and-its-full-of-freakin-huge-bricks/
I’ve Seen The Future And It’s Full Of Freakin’ Huge Bricks
John Baichtal
[ "3d Printer hacks", "Featured", "History", "Interest", "Toy Hacks" ]
[ "3d printing", "freakin huge", "FreakinHuge", "lego" ]
https://hackaday.com/wp-…d_lego.png?w=800
“Did you know you can 3D-print LEGO bricks that can actually be used as regular LEGO?”–me, in 2009 Those magical words made real to me the wonder that was 3D printing. It was a magical time! Everyone was 3D printing everything, though most of it wasn’t very good because the technology wasn’t there. But just as every te...
31
11
[ { "comment_id": "3977917", "author": "Chuck Hellebuyck", "timestamp": "2017-09-08T14:39:42", "content": "Tinkercad.com recently released a “Brick” feature. With a click of the mouse you can convert a 3D design into a bunch of Lego bricks. There is still some features to add such as a brick list but ...
1,760,374,686.203786
https://hackaday.com/2017/09/08/pocketchip-as-a-hardware-hackers-terminal/
PocketCHIP As A Hardware Hacker’s Terminal
Anool Mahidharia
[ "hardware", "how-to" ]
[ "minicom", "monitor", "PocketCHIP", "serial terminal" ]
https://hackaday.com/wp-…chip_2.png?w=800
Conferences these days can be tricky places to be at – especially hardware and hacker cons. If you aren’t the one doing the hacking, then you can be sure your devices are being probed, pinged and possibly, hacked. It certainly isn’t the place to bring your precious laptop. Besides, as the day wears on and your feet sta...
15
8
[ { "comment_id": "3977433", "author": "zaprodk", "timestamp": "2017-09-08T11:40:58", "content": "Actually, using an Arduino to test the serial port availability is not even needed. Just loop RX and TX together and then you can check RX / TX capabilities all at once. Easy!", "parent_id": null, ...
1,760,374,686.360206
https://hackaday.com/2017/09/08/this-electric-longboard-collapses-for-air-travel/
This Electric Longboard Collapses For Air Travel
Dan Maloney
[ "Transportation Hacks" ]
[ "air travel", "battery", "hub motor", "lithium ion", "longboard", "off road", "travel", "TSA" ]
https://hackaday.com/wp-…044702.jpg?w=800
How do you manage to get an electric off-road longboard past TSA and onto an international flight? Simple — make it a collapsible longboard that fits into a carry-on bag . The mechanical and electrical feats accomplished by [transistor-man] may not be the most impressive parts of this hack. We’re pretty impressed by th...
26
9
[ { "comment_id": "3977063", "author": "AKA the A", "timestamp": "2017-09-08T09:01:45", "content": "For getting this past TSA without a Q&A session in the office and a cavity search, he deserves a Hack a Day prize for that alone…But TSA aside – nice idea. Carbon fiber top panels would make this even n...
1,760,374,686.312184
https://hackaday.com/2017/09/07/finding-the-sun-and-moon-the-new-old-fashioned-way/
Finding The Sun And Moon The New Old-Fashioned Way
James Hobson
[ "Arduino Hacks" ]
[ "attitude", "Auto", "azimuth", "bearing", "instructables", "moon", "Naval", "sextant", "ship", "sun" ]
https://hackaday.com/wp-…7wjt9q.jpg?w=800
The ability to build a robot to take care of a tedious task for you is power indeed. For a few centuries, the task of helping determine one’s location fell to the sextant. Now, you can offload that task to this auto-sextant , courtesy of [Raz85]. To be clear, this robo-sextant doesn’t give you your exact location, but ...
3
3
[ { "comment_id": "3976612", "author": "dave", "timestamp": "2017-09-08T06:08:53", "content": "This is really cool, something I have wanted to work on. Such a system, ultra expensive back in the day sometimes found as expensive mil surplus now, was included on B-52s, SR-71s, and Polaris missiles befo...
1,760,374,686.746975
https://hackaday.com/2017/09/07/language-parsing-with-antlr/
Language Parsing With ANTLR
Al Williams
[ "Software Development", "Software Hacks" ]
[ "ANTLR", "compiler", "interpreter", "java", "parser" ]
https://hackaday.com/wp-…/parse.png?w=800
There are many projects that call out for a custom language parser. If you need something standard, you can probably lift the code from someplace on the Internet. If you need something custom, you might consider reading [Federico Tomassetti’s] tutorial on using ANTLR to build a complete parser-based system . [Frederico...
31
13
[ { "comment_id": "3975985", "author": "Ostracus", "timestamp": "2017-09-08T02:17:32", "content": "*sigh* Kind of remember back in the day when such things as parsers and lexers were typically discussed.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3976075", ...
1,760,374,686.605738
https://hackaday.com/2017/09/07/a-3d-printed-coffee-grinder/
A 3D-Printed Coffee Grinder
Jenny List
[ "cooking hacks" ]
[ "3D printed coffee grinder", "coffee", "coffee grinder", "wiper motor" ]
https://hackaday.com/wp-…rinder.png?w=800
It’s safe to say that a Venn diagram of Hackaday readers and coffee drinkers would have significant intersection, many of you will be lovers of the bean. Some of you will be happy enough with a spoonful of instant granules and a bit of boiling water, but among your number there will undoubtedly be owners of significant...
16
10
[ { "comment_id": "3975461", "author": "Steve", "timestamp": "2017-09-07T23:13:42", "content": "Won’t you get PLA dust in your coffee over time?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3975676", "author": "Clara", "timestamp": "2017-09-0...
1,760,374,686.800153
https://hackaday.com/2017/09/07/hackaday-prize-entry-mini-dro-for-a-lathe/
Hackaday Prize Entry: Mini DRO For A Lathe
Anool Mahidharia
[ "The Hackaday Prize", "Tool Hacks" ]
[ "attiny2313", "digital readout", "dro", "lathe", "magnetic encoder", "NSE-5310" ]
https://hackaday.com/wp-…_dro_2.png?w=800
A manual lathe has dial wheels to control the feed of the main carriage and the cross slide to help take cuts on the workpiece. These feed wheels always have some backlash and require frequent resetting of the “zero”. The usual process would be to take measurements on the workpiece with either a vernier caliper or a mi...
16
6
[ { "comment_id": "3975234", "author": "Wire", "timestamp": "2017-09-07T21:55:21", "content": "Cool solution just worried about the magnetic strips if you do any type of steel or iron (cast being the worst. Can be fun to turn but god does it make a mess) as it would stick to your strips.", "parent...
1,760,374,686.885941
https://hackaday.com/2017/09/07/its-time-for-anything-goes-in-the-hackaday-prize/
It’s Time For Anything Goes In The Hackaday Prize
Brian Benchoff
[ "Hackaday Columns", "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "Anything Goes" ]
https://hackaday.com/wp-…ything.jpg?w=800
We’re challenging you to make the best whatever . It’s time for the Anything Goes round of the Hackaday Prize . This is your final chance to enter and we’re looking for just about anything! Twenty entries from Anything Goes will receive a $1,000 cash prize and a chance at the $50,000 grand prize and four other top priz...
12
5
[ { "comment_id": "3975058", "author": "Ostracus", "timestamp": "2017-09-07T20:57:37", "content": "Wonderful. I get to try my “rules the world” entry. *evil laugh*", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3978882", "author": "Ren", "times...
1,760,374,686.937719
https://hackaday.com/2017/09/07/switching-from-relays-to-bipolar-junction-transistors/
Switching: From Relays To Bipolar Junction Transistors
Sean Boyce
[ "Featured", "hardware", "how-to" ]
[ "bjt", "discrete transistors", "hackaday 101", "relay", "universal remote" ]
https://hackaday.com/wp-…y-mess.jpg?w=800
How many remote controls do you have in your home? Don’t you wish all these things were better integrated somehow, or that you could add remote control functionality to a random device? It’s a common starting point for a project, and a good learning experience for beginners. A common solution we’ve seen applied is to c...
28
7
[ { "comment_id": "3974287", "author": "Internet", "timestamp": "2017-09-07T17:10:32", "content": "Would like to see the limitations on the transistor based approach expanded on a bit. Standby / parasitic current draw, etc.", "parent_id": null, "depth": 1, "replies": [ { "com...
1,760,374,687.011505
https://hackaday.com/2017/09/07/friday-hack-chat-elecia-white-talks-embedded-systems/
Friday Hack Chat: Elecia White Talks Embedded Systems
Brian Benchoff
[ "Hackaday Columns" ]
[ "embedded systems", "Hack Chat" ]
https://hackaday.com/wp-…ckchat.png?w=800
The Arduino ecosystem, despite the comments it receives from Real Engineers™, is actually pretty great. There’s no other tool that works with as many varieties of microcontrollers, has as many libraries, and is as easy to use as the Arduino. It’s perfect for getting a project up and running quickly, but when it comes d...
1
1
[ { "comment_id": "3979420", "author": "cb88", "timestamp": "2017-09-08T22:20:26", "content": "That is probably because “Real Engineers” care about reliability, speed and quality… things the Arduino ecosystem does not have going for it. I use arduino in an industrial setting and by the point I’m done ...
1,760,374,687.052084
https://hackaday.com/2017/09/07/1-5-million-dollars-buys-850000-leds-and-29-raspberry-pis/
1.5 Million Dollars Buys 850,000 LEDs And 29 Raspberry Pis
Elliot Williams
[ "LED Hacks" ]
[ "3d scanning", "art", "led", "projection mapping", "public art", "rgb" ]
https://hackaday.com/wp-…atured.png?w=800
You think you like RGB LEDs? Columbus, OH art professor [Matthew Mohr] has more blinkenlove than you! His airport – convention-center-scale installation piece is an incredible 850,000 RGB LEDs wrapped around a 14-foot tall face-shaped sculpture that projection-maps participants’ faces onto the display. To capture image...
83
35
[ { "comment_id": "3973779", "author": "v", "timestamp": "2017-09-07T15:39:29", "content": "I don’t know… Generally I like such things but here I think it’s just stupid – too much money and energy wasted imho.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "397...
1,760,374,687.171958
https://hackaday.com/2017/09/07/knowing-whats-below-buried-utility-location/
Knowing What’s Below: Buried Utility Location
Dan Maloney
[ "Engineering", "Featured" ]
[ "buried", "cable", "call before you dig", "CBYD", "electric", "gas", "GPR", "ground penetrating radar", "infrastructure", "ULS", "underground locator service", "utilities" ]
https://hackaday.com/wp-…567897.jpg?w=800
We humans have put an awful lot of effort into our infrastructure for the last few centuries, and even more effort into burying most of it. And with good reason — not only are above ground cables and pipes unsightly, they’re also vulnerable to damage from exposure to the elements. Some utilities, like natural gas and s...
54
17
[ { "comment_id": "3973579", "author": "AKA the A", "timestamp": "2017-09-07T14:21:39", "content": "regarding the video – “there’s this big-ass pipe with high-pressure gas in it sticking out of the ground, surely the underground part doesn’t go in the same direction then the top part”… This is a class...
1,760,374,687.2653
https://hackaday.com/2017/09/07/me-casa-es-techno-casa/
Me Casa Es Techno Casa
Inderpreet Singh
[ "home hacks" ]
[ "home automation", "openhab", "raspberry pi" ]
https://hackaday.com/wp-…a-feat.jpg?w=800
“Jarvis, make me a sandwich” is not a reality yet. Though there exist a lot of home automation products out there today, commercial solutions just don’t make the cut for the self-respecting geek. So [Matias] took the DIY route with his La CasaC Home Automation project and achieved the functionality he was after. [Matia...
13
5
[ { "comment_id": "3973251", "author": "chrispville", "timestamp": "2017-09-07T11:33:27", "content": "It’s good to see OpenHAB finally getting some love. I’ve been working on something similar using a hub-and-spoke network topology with mains powered ESP32s routing data over WiFi from a bunch of near...
1,760,374,687.319967
https://hackaday.com/2017/09/07/bringing-back-the-iphone7-headphone-jack/
Bringing Back The IPhone7 Headphone Jack
Adam Fabio
[ "iphone hacks", "Slider" ]
[ "1/8\"", "3.5mm", "headphone jack", "iphone" ]
https://hackaday.com/wp-…phone1.png?w=800
Plenty of people bemoaned Apple’s choice to drop the 1/8″ headphone jack from the iPhone 7. [Scotty Allen] wasn’t happy about it either, but he decided to do something about it: he designed a custom flex circuit and brought the jack back . If you don’t recognize [Scotty], he’s the same guy who built an iPhone 6 from pa...
96
21
[ { "comment_id": "3973025", "author": "Simon Krisztián Krisztián László", "timestamp": "2017-09-07T08:19:13", "content": "I have just seen his video. I thought it will be done in a shitty way. But man. This guy did an amazing job. Just amazing job. Just go ahead and watch it, even if partly.", "p...
1,760,374,687.448651
https://hackaday.com/2017/09/06/pac-man-on-the-colour-computer-3/
Pac Man On The Colour Computer 3
Lewin Day
[ "computer hacks" ]
[ "arcade port", "coco 3", "coco3", "color computer 3", "colour computer 3", "game", "gaming", "pac-man", "pacman", "port", "radio shack", "radio shack color computer", "radio shack color computer 3", "radio shack colour computer", "radio shack colour computer 3" ]
https://hackaday.com/wp-…ain450.png?w=800
The 1980s were the heyday of the venerable Z80, a processor that found its way into innumerable home computers, industrial systems, and yes — arcade machines. However, not everyone had a Z80 based machine at home, and so sometimes porting is required. [Glen] is tackling this with a port of Pac Man to the Radio Shack Co...
12
8
[ { "comment_id": "3972923", "author": "Alan McCormick", "timestamp": "2017-09-07T05:26:39", "content": "Video of gameplay but if you detest YT vids with unnecessary blathering, distracting overlays and dubbed background music you REALLY don’t want to click the link.https://www.youtube.com/watch?v=p1s...
1,760,374,687.661295
https://hackaday.com/2017/09/06/raspberry-pi-ai-plays-piano/
Raspberry Pi AI Plays Piano
Al Williams
[ "Musical Hacks", "Raspberry Pi" ]
[ "ai", "midi", "piano" ]
https://hackaday.com/wp-…/piano.png?w=800
[Zack] watched a video of [Dan Tepfer] using a computer with a MIDI keyboard to do some automatic fills when playing. He decided he wanted to do better and set out to create an AI that would learn–in real time–how to insert style-appropriate tunes in the gap between the human performance. If you want the code, you can ...
7
5
[ { "comment_id": "3972822", "author": "Andy", "timestamp": "2017-09-07T02:08:35", "content": "Like autotune for instruments… the algo suits jazz particularly… nice.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3973562", "author": "jacques", "timestamp...
1,760,374,687.751642
https://hackaday.com/2017/09/06/the-esp32-on-a-chip/
The ESP32… On A Chip
Brian Benchoff
[ "hardware", "Microcontrollers" ]
[ "ESP32", "ESP32-Pico-D4" ]
https://hackaday.com/wp-…/esp32.png?w=800
The new hotness in microcontrollers is the ESP32. This chip, developed by Espressif, is the follow-on to the very popular ESP8266, the cheap, low-power, very capable WiFi-enabled microcontroller that came on the scene a few years ago. The ESP32 is another beast entirely with two powerful cores, WiFi and Bluetooth, and ...
46
13
[ { "comment_id": "3972692", "author": "Dan", "timestamp": "2017-09-06T23:12:47", "content": "” It’s just the ticket if you’re trying to cram wireless, fast microcontroller wizardry into a small package.”You mean like hacking an existing graphing calculator to give it a network connection? MahahahahaY...
1,760,374,687.95293
https://hackaday.com/2017/09/06/snap-may-bring-us-a-step-closer-to-realizing-geordi-la-forges-visor/
Hackaday Prize Entry: SNAP Is Almost Geordi La Forge’s Visor
Brian McEvoy
[ "digital audio hacks", "Wearable Hacks" ]
[ "AAEON Up", "assistive technologies", "augmented reality", "echolocation", "Intel RealSense", "RealSense R200" ]
https://hackaday.com/wp-…-image.jpg?w=800
Echolocation projects typically rely on inexpensive distance sensors and the human brain to do most of the processing. The team creating SNAP: Augmented Echolocation are using much stronger computational power to translate robotic vision into a 3D soundscape. The SNAP team starts with an Intel RealSense R200. The first...
7
4
[ { "comment_id": "3972191", "author": "Somun", "timestamp": "2017-09-06T20:23:29", "content": "Wow, really neat project. It also looks like the documentation for the Intel RealSense and the AAEON Up board was not bad.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id...
1,760,374,687.704805
https://hackaday.com/2017/09/06/other-machine-co-changes-name-logo-apparently-nothing-else/
Other Machine Co. Changes Name, Logo, Apparently Nothing Else
Brian Benchoff
[ "News", "Tool Hacks" ]
[ "Bantam Tools", "Other Machine Co", "othermill" ]
https://hackaday.com/wp-…g_0376.jpg?w=800
The name Other Machine Co. is now dead. In a post to the company blog , Other Machine Co. is now Bantam Tools. This news comes just months after the announcement that [Bre Pettis], one-third of the founders of MakerBot, investor in Glowforge, and undeservingly the most hated man in the 3D printer community, purchased O...
59
10
[ { "comment_id": "3972089", "author": "Eliot", "timestamp": "2017-09-06T18:39:56", "content": "We named the cheap chinese import mill we replaced our anemic Othermill with “Anothermill”", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3972095", "author"...
1,760,374,688.136318
https://hackaday.com/2017/09/06/ask-hackaday-how-small-is-your-shop/
Ask Hackaday: How Small Is Your Shop?
Dan Maloney
[ "Ask Hackaday" ]
[ "Ask Hackaday", "shops", "small", "space planning", "tiny", "workspace" ]
https://hackaday.com/wp-…067293.png?w=800
Electronics, metalwork, carpentry, sewing — however you express your inner hacker, you’ve got to have a place to work. Most of us start out small, assembling projects on the kitchen table, or sharing space on a computer desk. But eventually, if we’re lucky, we all move on to some kind of dedicated space. My first “shop...
36
22
[ { "comment_id": "3972016", "author": "Internet", "timestamp": "2017-09-06T17:15:27", "content": "Wait. Why is a truly small shop something to be desired in the first place? It means you have to move five extra things to get to anything and even getting basic access to tools becomes awkward, let alon...
1,760,374,688.035862
https://hackaday.com/2017/09/06/visual-futurist-syd-mead-will-keynote-at-hackaday-superconference/
Visual Futurist Syd Mead Will Keynote At Hackaday Superconference
Mike Szczys
[ "cons", "Hackaday Columns" ]
[ "2017 Hackaday Superconference", "alien", "art", "artist", "blade runner", "Elysium", "futurist", "Industrial Designer", "Superconference", "Syd Mead", "Tomorrowland", "tron", "Visual Futurist" ]
https://hackaday.com/wp-…d-mead.jpg?w=800
What does the future actually look like? Chances are what you see in your mind when presented with that question is heavily influence by Syd Mead . He is an industrial designer, but his body of work — which includes some of the most iconic Sci-Fi movies ever filmed — built a much more interesting job title for him: Vis...
9
6
[ { "comment_id": "3972049", "author": "Perry", "timestamp": "2017-09-06T17:57:42", "content": "OH how I wish.everyone else have a good time.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "3972081", "author": "Nolan Moore (@NolanDoesDrones)", "timestamp"...
1,760,374,688.280325
https://hackaday.com/2017/09/06/hacker-heroism-building-your-way-out-of-av-hell/
Hacker Heroism: Building Your Way Out Of AV Hell
Lewin Day
[ "Featured", "Interest", "Network Hacks", "Original Art" ]
[ "audio visual", "av", "corporate event", "dameware", "event", "hp switch", "network", "remote network control", "router", "switch", "vnc", "wireless" ]
https://hackaday.com/wp-…porate.jpg?w=800
Many years ago, in a rainy concrete jungle on the west coast of Australia, I worked for a medium-sized enterprise doing a variety of office-based tasks. Somehow, I found myself caught up in planning a product launch event outside the official remit of my position. We got through it, but not before the audiovisual (AV) ...
46
12
[ { "comment_id": "3971857", "author": "Capt. McAllister", "timestamp": "2017-09-06T14:17:36", "content": "So was it worth it? Did the presentation really impact the bottom line? I definitely applaud your effort, but it seems to me like the marketing and sales people should have started with more re...
1,760,374,688.227267
https://hackaday.com/2017/09/06/all-lego-centrifugal-pump/
All-LEGO Centrifugal Pump
John Baichtal
[ "Toy Hacks" ]
[ "centrifugal pump", "lego", "lego pump", "pump" ]
https://hackaday.com/wp-…gopump.png?w=800
[Yoshihito Isogawa] almost never employs non-LEGO parts in his creations. He created an excellent centrifugal pump out of 100% LEGO. While mostly a curiosity, you can definitely get a sense of how the mechanics work. A Power Functions motor turns a 6×6 round plate that appears to have 1×2 smooth plates jammed between t...
30
6
[ { "comment_id": "3971522", "author": "Beatjunkie", "timestamp": "2017-09-06T11:19:16", "content": "You cannot watch the video without a Facebook account – which I don’t (and won’t) have. :-/", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3971526", "a...
1,760,374,688.349706
https://hackaday.com/2017/09/06/educational-robot-for-under-100/
Educational Robot For Under $100
Bryan Cockfield
[ "Robots Hacks" ]
[ "arduino", "block", "code", "education", "educational", "programming", "robot", "scratch" ]
https://hackaday.com/wp-…/main5.jpg?w=800
While schools have been using robots to educate students in the art of science and engineering for decades now, not every school or teacher can afford to put one of these robots in the hands of their students. For that reason, it’s important to not only improve the robots themselves, but to help drive the costs down to...
20
10
[ { "comment_id": "3971034", "author": "franssoa", "timestamp": "2017-09-06T08:51:34", "content": "In Switzerland you can find a nice educational robot too : the Thymio, developped by the EPFL (Lausanne Federal Institutes of Technology)https://www.thymio.org/en:thymio", "parent_id": null, "dep...
1,760,374,688.407625
https://hackaday.com/2017/09/05/19-rtl-sdr-dongles-reviewed/
19 RTL-SDR Dongles Reviewed
Al Williams
[ "Radio Hacks" ]
[ "ads-b", "RTL-SDR" ]
https://hackaday.com/wp-…dongle.png?w=800
Blogger [radioforeveryone] set out to look at 19 different RTL-SDR dongles for use in receiving ADS-B (that’s the system where airplanes determine their position and broadcast it). Not all of the 19 worked, but you can read the detailed review of the 14 that did . Granted, you might not want to pick up ADS-B, but the r...
44
6
[ { "comment_id": "3970931", "author": "cyk", "timestamp": "2017-09-06T06:54:52", "content": "I wonder why there isn’t a single RTL-SDR dongle that has a micro USB plug.There are a ton of other DVB-T dongles with micro USB, meant to be connected to an Android device, but nothing that would work with R...
1,760,374,688.487377
https://hackaday.com/2017/09/05/jenkins-given-an-industrial-stack-light-for-build-reporting/
Jenkins Given An Industrial Stack Light For Build Reporting
Lewin Day
[ "Peripherals Hacks" ]
[ "arduino", "atmega32u4", "build indicator", "build light", "build status", "enc28j60", "industrial", "industrial components", "Jenkins", "server status", "stack light", "traffic light" ]
https://hackaday.com/wp-…in4501.jpg?w=800
When working on software development in a team environment, it’s important to know the status of your build at all times. Jenkins can display build automation info on a screen but where’s the fun in that? A popular office project is to build some kind of visual display of a project’s status, and [dkt01] has done just t...
11
6
[ { "comment_id": "3970509", "author": "Dave Davidson", "timestamp": "2017-09-06T02:17:37", "content": "A web server with lights this has never been covered on HAD before imagine if they used an RPi instead of an Arduino.", "parent_id": null, "depth": 1, "replies": [ { "comme...
1,760,374,688.531724
https://hackaday.com/2017/09/05/re-engineering-the-ford-model-a-engine/
Re-Engineering The Ford Model A Engine
Jenny List
[ "Transportation Hacks" ]
[ "engine", "Ford Model A", "Ford Motor Company", "metallurgy" ]
https://hackaday.com/wp-…atured.jpg?w=800
Over the nearly a quarter century since the Web has been in existence, there have been various websites and projects in the field covered by Hackaday that have done the rounds and captured our attention for a while. Some have turned into major projects and products, others have collapsed spectacularly, while many have ...
45
23
[ { "comment_id": "3970237", "author": "M", "timestamp": "2017-09-05T23:50:05", "content": "I wonder if there’s some cheap outfit in china…….you know the rest by now.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3970667", "author": "dana", "t...
1,760,374,688.611807
https://hackaday.com/2017/09/05/diy-wireless-sprinkler-system-dont-mind-if-i-do/
DIY Wireless Sprinkler System? Don’t Mind If I Do.
James Hobson
[ "home hacks", "Wireless Hacks" ]
[ "ESP8266", "IoT", "python", "SIP", "sprinkler", "wifi", "wireless" ]
https://hackaday.com/wp-…155027.jpg?w=800
What to do once you have a sprinkler system installed on your property: buy a sprinkler control system or make your own? The latter, obviously . [danaman] was determined to hack together a cheap, IoT-enabled system but it wasn’t easy — taking the better part of a year to get working. Instead of starting right from scra...
13
8
[ { "comment_id": "3970092", "author": "Al", "timestamp": "2017-09-05T21:49:27", "content": "how about this? all the features without all the hassle:https://wiseorchard.com", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3970169", "author": "ndg", ...
1,760,374,688.666622
https://hackaday.com/2017/09/05/hackaday-prize-entry-vibhear/
Hackaday Prize Entry: Vibhear
Anool Mahidharia
[ "The Hackaday Prize" ]
[ "2017 Hackaday Prize", "arduino", "Cochlear Implant", "cochlearimplants", "disability", "hearing aid", "hearing loss", "signal processing" ]
https://hackaday.com/wp-…ear_02.png?w=800
Hearing impairment, either partial or total, is a serious problem afflicting a large number of people. Almost 5% of the global population has some form of hearing disorder. For those affected by this disability from birth, it further impacts the development of language and speech abilities. In recent years, cochlear im...
18
9
[ { "comment_id": "3969653", "author": "sam", "timestamp": "2017-09-05T19:30:51", "content": "A couple of things to consider: Would the device still work correctly if the microphone were to be covered by sheets/pillows or even the patients own body? Any false positives from things rubbing against the ...
1,760,374,689.00348
https://hackaday.com/2017/09/05/in-band-signaling-dual-tone-multifrequency-dialing/
In-Band Signaling: Dual-Tone Multifrequency Dialing
Dan Maloney
[ "Engineering", "Featured", "History", "Original Art", "Slider" ]
[ "decoder", "dialing", "dtmf", "dual-tone multifrequency", "encoder", "in-band signaling", "PLL", "PSTN", "telco" ]
https://hackaday.com/wp-…9/dtmf.jpg?w=800
One late night many decades ago, I chanced upon a technical description of the Touch-Tone system. The book I was reading had an explanation of how each key on a telephone sends a combination of two tones down the wire, and what’s more, it listed the seven audio frequencies needed for the standard 12-key dial pad. I gaz...
43
23
[ { "comment_id": "3969032", "author": "GuruBuckaroo", "timestamp": "2017-09-05T17:14:17", "content": "I remember certain keypads would play only the row/column tone if you pressed two keys in the same row/column at the same time. Figured out how to play the Close Encounters tones on a touch-tone phon...
1,760,374,689.19036
https://hackaday.com/2017/09/05/bye-bye-solaris-it-seems/
Bye Bye Solaris, It Seems.
Jenny List
[ "News", "Slider" ]
[ "solaris", "sparc", "sun" ]
https://hackaday.com/wp-…atured.jpg?w=800
For readers of A Certain Age, this may bring a tear to the eye. Reports have been circulating of the decision by Oracle to lay off a significant portion of the staff behind its Solaris operating system and SPARC processors , and that move spells the inevitable impending demise of those products. They bore the signature...
97
40
[ { "comment_id": "3968870", "author": "Gary Parker (@WiteWulf)", "timestamp": "2017-09-05T15:37:28", "content": "Never mind how a RasPi compares to the old workstations, see how they compare to a full blown Slowlaris server here:http://fanf.livejournal.com/141066.htmlCPU obvs faster on the Pi but the...
1,760,374,689.379316
https://hackaday.com/2017/09/05/non-standard-circuits-jazz-for-electrons/
Non-standard Circuits: Jazz For Electrons
Steven Dufresne
[ "Hackaday Columns", "Misc Hacks", "Roundup", "Slider" ]
[ "circuit", "circuit art", "dead bug", "dead bug construction", "deadbug", "point to point", "wearable" ]
https://hackaday.com/wp-…rds_fe.jpg?w=800
How creative are you when you make your circuit boards? Do you hunt around for different materials to use for the board? As long as it’s an insulator and can handle the heat of a soldering iron, then anything’s fair game. Or do you use a board at all? Let’s explore some options, both old favorites and some you may not ...
41
16
[ { "comment_id": "3968830", "author": "Ren", "timestamp": "2017-09-05T15:22:54", "content": "Nice “Out of the Box” ideas!I especially like the headphone amp potted in acrylic, and the cone shaped circuit on the “Christmas Tree”.", "parent_id": null, "depth": 1, "replies": [] }, { ...
1,760,374,689.473157
https://hackaday.com/2017/09/05/teenage-engineering-the-raspberry-pi/
Teenage Engineering The Raspberry Pi
Brian Benchoff
[ "Musical Hacks", "Raspberry Pi" ]
[ "OP-1", "raspberry pi", "synth", "teenage engineering" ]
https://hackaday.com/wp-…cted_w.jpg?w=800
The Teenage Engineering OP-1 is a tiny, portable synthesizer loaded up with 4-track recording, a sampler, sequencers, and a quite good synthesis engine. It also fits in your pocket and looks like a calculator built in West Germany. As you would expect with a synth/sampler/sequencer, you can save sounds, tracks, and oth...
22
6
[ { "comment_id": "3967876", "author": "Ale", "timestamp": "2017-09-05T11:19:46", "content": "“looks like a calculator built in West Germany”which one exactly ? or did you mean built in east Germany ?whatever that means… :(", "parent_id": null, "depth": 1, "replies": [ { "com...
1,760,374,689.248046
https://hackaday.com/2017/09/05/coin-sized-led-control/
Coin-Sized LED Control
John Baichtal
[ "LED Hacks" ]
[ "buck converter", "led", "LED driver", "led light" ]
https://hackaday.com/wp-…ed_led.jpg?w=800
EE and firmware developer [Enrico] had played with LEDs as a kid, burning out his fair share of them by applying too much current. With the benefit of his firmware chops, he set about creating a board that drives LEDs properly . [Enrico]’s project centers around a Texas Instruments LM3405 buck controller. It accepts in...
10
5
[ { "comment_id": "3967392", "author": "cyk", "timestamp": "2017-09-05T09:19:42", "content": "When I was a kid (LEDs were fairly new then, and expensive), the only way I could avoid burning them out was by using nearly drained 9V batteries to drive them.Every other power source caused them to heat up ...
1,760,374,689.52027
https://hackaday.com/2017/09/04/raspireader-an-open-source-fingerprint-reader/
RaspiReader, An Open Source Fingerprint Reader
Jenny List
[ "Raspberry Pi", "Security Hacks" ]
[ "fingerprint", "fingerprint reader", "raspberry pi", "Raspberry pi camera" ]
https://hackaday.com/wp-…atured.jpg?w=800
In 2008, the then German interior minister, [Wolfgang Schäuble] had his fingerprint reproduced by members of the German Chaos Computer Club, or CCC, and published on a piece of plastic film distributed with their magazine. [Schäuble] was a keen proponent of mass gathering of biometric information by the state, and his ...
14
8
[ { "comment_id": "3966945", "author": "Daniel", "timestamp": "2017-09-05T06:04:04", "content": "Picture is a sample for developing detect-chopped-of-finger algorithms.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "3967183", "author": "e", "ti...
1,760,374,689.57695