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https://hackaday.com/2019/06/14/hackaday-podcast-023-everything-breaks-raspberry-pi-ads-b-hackaday-website-and-automotive-airbags/
Hackaday Podcast 023: Everything Breaks… Raspberry Pi, ADS-B, Hackaday Website, And Automotive Airbags
Mike Szczys
[ "Hackaday Columns", "Podcasts" ]
[ "ads-b", "Arduboy", "Hackaday Podcast", "make magazine", "maker faire", "Maker Media", "NES cartridge", "takata" ]
https://hackaday.com/wp-…ophone.jpg?w=800
Mike Szczys and Elliot Williams talk news and great hacks from the past seven days. Sad word this week as Maker Media, the company behind Make Magazine and Maker Faire, have closed their doors. There seems to be a lot of news about broken hardware and software to discuss, with ADS-B problems grounding hundreds of fligh...
1
1
[ { "comment_id": "6263688", "author": "DeanD", "timestamp": "2020-07-16T21:51:09", "content": "Loving the podcast. Playing through all of them.", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,373,880.702906
https://hackaday.com/2019/06/13/ledspicer-is-an-open-source-light-controller-for-your-arcade-machine/
LEDSpicer Is An Open Source Light Controller For Your Arcade Machine
Lewin Day
[ "classic hacks" ]
[ "arcade", "arcade cabinet", "led", "mame" ]
https://hackaday.com/wp-…cer800.jpg?w=800
In this day and age of cheap and easy emulation, it’s more tempting than ever to undertake a home arcade cabinet build. If you want to show off, it’s got to have a light show to really pull the crowds in. To make that easier, [Patricio] put together a software package by the name of LEDSpicer. The project came about wh...
8
4
[ { "comment_id": "6156519", "author": "Ren", "timestamp": "2019-06-13T20:55:00", "content": "Nice!I originally read that as LED-splicer…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156657", "author": "sc2charlie@gmail.com", "timestamp": "2...
1,760,373,880.503819
https://hackaday.com/2019/06/13/well-built-sentry-gun-addresses-the-menace-of-indoor-micro-uavs/
Well-Built Sentry Gun Addresses The Menace Of Indoor Micro-UAVs
Dan Maloney
[ "Misc Hacks", "The Hackaday Prize" ]
[ "2019 Hackaday Prize", "drone", "micro UAV", "nerf", "opencv", "pan", "sentry", "Tilt", "turret" ]
https://hackaday.com/wp-…600928.png?w=800
What is this world coming to when you can’t even enjoy sitting in your living room without some jamoke flying a drone in through the window? Is nothing sacred? Won’t someone think of the children? Apparently [Drew Pilcher] did, and the result is this anti-drone sentry gun .  It’s a sturdily built machine – one might ev...
21
14
[ { "comment_id": "6156491", "author": "Mechanicus", "timestamp": "2019-06-13T19:02:23", "content": "Coolest thing I have seen all month. Maybe all year.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156493", "author": "John Mullen", "timestamp": "2019...
1,760,373,880.761454
https://hackaday.com/2019/06/13/hackaday-superconference-rob-ryan-silva-on-designing-for-developing-environments/
Hackaday Superconference: Rob Ryan Silva On Designing For Developing Environments
Jenny List
[ "cons", "Hackaday Columns" ]
[ "2018 Hackaday Superconference", "developing countries", "Hackaday Prize" ]
https://hackaday.com/wp-…ured-1.jpg?w=800
Throughout the six years of the Hackaday Prize we have seen a stream of projects tackling all manner of applications and challenges. Many of them have a goal of addressing issues faced by people in developing countries, and this was the topic upon which Rob Ryan Silva spoke at the Hackaday Superconference . Rob’s persp...
2
1
[ { "comment_id": "6156541", "author": "Saabman", "timestamp": "2019-06-13T22:49:16", "content": "Why is it kids no matter where in the world you are want to break stuff ….", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156644", "author": "Simonious",...
1,760,373,881.060072
https://hackaday.com/2019/06/13/up-your-game-with-a-battle-tested-input-device/
Up Your Game With A Battle Tested Input Device
Tom Nardi
[ "Microcontrollers", "Peripherals Hacks" ]
[ "cockpit", "flight sim", "Joystick", "military", "teensy 2.0", "usb hid" ]
https://hackaday.com/wp-…k_feat.jpg?w=800
If you’re looking to add some realism to your flight setup without converting the guest bedroom into a full-scale cockpit simulator, you might be interested in the compromise [MelkorsGreatestHits] came up with. He bolted a genuine military keypad to his PC joystick and instantly added 100% more Top Gun to his desktop. ...
12
7
[ { "comment_id": "6156449", "author": "Rudolph", "timestamp": "2019-06-13T15:39:14", "content": "I sometimes wonder if people who grow up playing today’s gazillion-button video games end up developing a slightly different brain structure than those of us who grew up with the NES or earlier. I’m not s...
1,760,373,880.817251
https://hackaday.com/2019/06/13/perovskites-not-just-for-solar-cells-anymore/
Perovskites: Not Just For Solar Cells Anymore
Dan Maloney
[ "chemistry hacks", "Engineering", "Hackaday Columns", "News" ]
[ "acceptor", "bandcap", "detector", "donor", "halides", "organometallic", "perovskites", "pv", "semiconductor", "sensor", "solar cell", "x-ray" ]
https://hackaday.com/wp-…andgap.jpg?w=799
If you’ve been around long enough, you’ll know there’s a long history of advances in materials science that get blown far out of proportion by both the technical and the popular media. Most of the recent ones seem to center on the chemistry of carbon, particularly graphene and nanotubes. Head back a little in time and ...
21
8
[ { "comment_id": "6156432", "author": "Ostracus", "timestamp": "2019-06-13T14:19:33", "content": "But not as a replacement for the CCD itself.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156444", "author": "Russel's Teapot", "timestamp": "2019-06-13...
1,760,373,880.572565
https://hackaday.com/2019/06/13/self-cleaning-camera-lens-makes-for-speckle-free-video/
Self-Cleaning Camera Lens Makes For Speckle-Free Video
Richard Baguley
[ "cnc hacks" ]
[ "cnc", "Cutting and Machining" ]
https://hackaday.com/wp-…ortal1.jpg?w=800
People making videos about machining have a problem: the coolant gets everywhere. When you take a video to show the process of creating a device, the milky gunk that keeps everything cool gets all over your camera lens. AvE is experimenting with an interesting fix for this problem, with a self-cleaning camera lens . (V...
32
14
[ { "comment_id": "6156382", "author": "Alexander Wikström", "timestamp": "2019-06-13T11:04:50", "content": "This here is a good idea.The prototype is a bit wobbly, but as a proof of concept it is fine.Though, his idea of using a gear motor for an electric version might be a bit insufficient.I myself ...
1,760,373,881.015843
https://hackaday.com/2019/06/13/soicbite-a-program-debug-connector-for-an-soic-test-clip/
SOICbite: A Program/Debug Connector For An SOIC Test Clip
Ted Yapo
[ "hardware" ]
[ "connector hacks", "debugging tools", "SOICbite" ]
https://hackaday.com/wp-…nector.png?w=800
The problem is well-known: programming and debug headers consume valuable board space and the connectors cost money. Especially troublesome are the ubiquitous 100-mil pin headers, not because they’re expensive, but because they’re huge, especially along the z-axis. If you’re building miniature devices, these things can...
40
23
[ { "comment_id": "6156355", "author": "Paul Stoffregen", "timestamp": "2019-06-13T08:11:05", "content": "Genius!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156357", "author": "Digital Corpus", "timestamp": "2019-06-13T08:20:12", "content": "K.I...
1,760,373,880.894447
https://hackaday.com/2019/06/18/digital-multimeasure-helps-you-get-the-job-done/
Digital Multimeasure Helps You Get The Job Done
Lewin Day
[ "Tool Hacks" ]
[ "measurement", "metrology" ]
https://hackaday.com/wp-…ure800.jpg?w=800
In any mechanical field of work, accurate measurement is key to success. [Patrick Panikulam] knows this well, and decided to build a device that would be useful for some of the more tricky measurement tasks he was encountering. [Patrick]’s digital multi-functional measurement tool packs a bunch of useful hardware into ...
15
7
[ { "comment_id": "6157331", "author": "dave", "timestamp": "2019-06-18T08:21:34", "content": "8. 12 mm buzzerExcellent. it will indeed “make the noise”", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6157339", "author": "Electra", "timestamp": ...
1,760,373,880.949021
https://hackaday.com/2019/06/17/exploring-the-dell-n1108t-on-ethernet-switch/
Exploring The Dell N1108T-ON Ethernet Switch
Tom Nardi
[ "Network Hacks", "Software Hacks" ]
[ "cross compile", "networking", "root", "serial port", "Wireguard" ]
https://hackaday.com/wp-…h_feat.jpg?w=800
In an era where everything seems to be getting “smarter” every year, it will probably come as no surprise to find that even relatively middling networking hardware is now packing advanced features and considerable computational power. A case in point is the Dell N1108T-ON Ethernet switch. Despite only costing around $1...
24
12
[ { "comment_id": "6157315", "author": "fanoush", "timestamp": "2019-06-18T05:24:18", "content": "Nice. ouput of ‘cat /proc/cpuinfo’ and meminfo and/or ‘dmesg’ right after boot would tell a lot about what is inside.", "parent_id": null, "depth": 1, "replies": [ { "comment_id...
1,760,373,881.124534
https://hackaday.com/2019/06/17/game-builder-lets-kids-even-old-kids-build-games/
Game Builder Lets Kids — Even Old Kids — Build Games
Al Williams
[ "Games", "Software Development" ]
[ "game builder", "game development", "video game" ]
https://hackaday.com/wp-…6/game.png?w=800
One rite of passage back in the good old days of owning a TRS-80, Commodore 64, or similar vintage computer was writing your own game. It probably wouldn’t be very good, but it wouldn’t be much worse than most of the stuff that was out there, either. Today, trying to get a kid interested in “hunt the wumpus” is probabl...
4
4
[ { "comment_id": "6157301", "author": "Justin", "timestamp": "2019-06-18T02:27:50", "content": "Reminds me of RPG maker.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6157313", "author": "Ostracus", "timestamp": "2019-06-18T04:45:10", "content": "H...
1,760,373,881.17131
https://hackaday.com/2019/06/17/neat-smartish-watch-build-uses-ble/
Neat Smart(ish) Watch Build Uses BLE
Richard Baguley
[ "Wearable Hacks" ]
[ "ble", "smart watch", "wearable" ]
https://hackaday.com/wp-…DF8CE.jpeg?w=800
Digital watches are a pretty neat idea, and are a great way to experiment with designing and building low-power circuits. That’s what [Eric Min] did with this neat smart watch build . It’s based around an nRF52832 SoC that does all of the heavy lifting, including connecting to a smartphone to get the time when the batt...
6
2
[ { "comment_id": "6157288", "author": "DisplayType", "timestamp": "2019-06-18T00:15:40", "content": "Definitely would like this more with an OLED or something along those lines, but if he’s happy with it that’s all that matters.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,373,881.218855
https://hackaday.com/2019/06/17/modeling-the-classic-555-timer-on-a-breadboard/
Modeling The Classic 555 Timer On A Breadboard
Tom Nardi
[ "classic hacks", "Parts" ]
[ "555 timer", "74ls00", "lm358", "model", "square wave" ]
https://hackaday.com/wp-…5_feat.jpg?w=800
Over the years, readers have often commented that microcontrollers (or more specifically, the Arduino) are overkill for many of the projects they get used in. The admonition that the creator “Should have used a 555” has become something of a rallying cry for those who think modern electronic hobbyists are taking the ea...
22
9
[ { "comment_id": "6157246", "author": "wz", "timestamp": "2019-06-17T20:03:17", "content": "Should have used a 555", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6157356", "author": "davedarko", "timestamp": "2019-06-18T11:05:57", "con...
1,760,373,881.880371
https://hackaday.com/2019/06/17/diy-raspberry-pi-multi-fx-stomp-box/
DIY Raspberry Pi Multi FX Stomp Box
Rich Hawkes
[ "Musical Hacks", "The Hackaday Prize" ]
[ "2019 Hackaday Prize", "guitar pedal", "midi", "modep", "multi effects pedal", "raspberry pi" ]
https://hackaday.com/wp-…eature.png?w=800
From building your own analog effects pedal to processing audio through micro controllers, a lot of musicians love building their own boxes of sound modification. In his entry for the 2019 Hackaday Prize, [Craig Hissett] has a project to build an all-in-one multi-effects stomp box . At the center of the box is a Raspbe...
3
1
[ { "comment_id": "6157283", "author": "reg", "timestamp": "2019-06-18T00:08:15", "content": "There are tons of multi fx on the market. What I have not seen but someone must have done by now is to create a fidget that replaces the hex nut that holds the pot in place in an extant effect, and joins it ...
1,760,373,882.463171
https://hackaday.com/2019/06/17/you-wouldnt-download-a-nuclear-reactor-but-could-you/
You Wouldn’t Download A Nuclear Reactor, But Could You?
Tom Nardi
[ "Engineering", "Featured", "Science", "Slider" ]
[ "energy", "github", "Nuclear Reactor", "open hardware", "open source" ]
https://hackaday.com/wp-…uclear.jpg?w=800
By pretty much any metric you care to use, the last couple of decades has been very good for the open source movement. There was plenty of pushback in the early days, back when the only people passionate about the idea were the Graybeards in the IT department. But as time went on, more and more developers and eventuall...
43
16
[ { "comment_id": "6157210", "author": "Cbob", "timestamp": "2019-06-17T17:21:53", "content": "Nothing innovative about a MSR this side of the 1960s. And “rudimentary firearm”? Been missing the news much?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6157213"...
1,760,373,882.420093
https://hackaday.com/2019/06/15/the-smallest-hacker-camps-are-the-most-satisfying-and-you-can-do-one-too/
The Smallest Hacker Camps Are The Most Satisfying, And You Can Do One Too
Jenny List
[ "cons" ]
[ "CampGND", "hacker camp", "Scotland", "Scottish Consulate" ]
https://hackaday.com/wp-…atured.jpg?w=800
Two of my friends and I crammed into a small and aged European hatchback, drove all day along hundreds of miles of motorway, and finally through a succession of ever smaller roads. We were heading for a set of GPS co-ordinates in the north of Scotland, along with all of our camping gear. There’s nothing like the hacker...
10
6
[ { "comment_id": "6156924", "author": "Saabman", "timestamp": "2019-06-16T03:46:28", "content": "so that’s what a Scottish summers day looks like?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156958", "author": "MM", "timestamp": "2019-06-1...
1,760,373,881.935927
https://hackaday.com/2019/06/15/enforce-speed-limits-with-a-rusty-bike/
Enforce Speed Limits With A Rusty Bike
Bryan Cockfield
[ "Transportation Hacks" ]
[ "arduino", "bicycle", "bike", "car", "neighborhood", "police", "radar", "radar gun", "speed" ]
https://hackaday.com/wp-…n-main.jpg?w=800
They say you can’t manage what you can’t measure, and that certainly held true in the case of this bicycle that was used to measure the speed of cars in one Belgian neighborhood . If we understand the translation from Dutch correctly, the police were not enforcing the speed limit despite complaints. As a solution, the ...
37
12
[ { "comment_id": "6156899", "author": "Saabman", "timestamp": "2019-06-15T23:29:51", "content": "Some company has convinced our local council to buy a couple of speed display devices – basically a radar with a display of your speed and a smiley face if your below the limit and a sad face if your over...
1,760,373,882.094345
https://hackaday.com/2019/06/15/open-source-headset-with-inside-out-tracking-video-passthrough/
Open Source Headset With Inside-Out Tracking, Video Passthrough
Donald Papp
[ "computer hacks", "Virtual Reality", "Wearable Hacks" ]
[ "ar", "Atmos", "developer kit", "Extended reality", "eye tracking", "hand tracking", "head tracking", "inside out tracking", "virtual reality", "vr", "XR" ]
https://hackaday.com/wp-…AAoK6M.jpg?w=800
The folks behind the Atmos Extended Reality (XR) headset want to provide improved accessibility with an open ecosystem, and they aim to do it with a WebVR-capable headset design that is self-contained, 3D-printable, and open-sourced. Their immediate goal is to release a development kit, then refine the design for a wid...
4
3
[ { "comment_id": "6156873", "author": "David", "timestamp": "2019-06-15T20:10:04", "content": "I see my vision is forming right before my eyes.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156877", "author": "Ostracus", "timestamp": "2019-06-15T20:45...
1,760,373,882.142957
https://hackaday.com/2019/06/15/try-nopscadlib-for-your-next-openscad-project/
Try NopSCADlib For Your Next OpenSCAD Project
Brian Boucheron
[ "3d Printer hacks" ]
[ "3D CAD", "CAD library", "openscad" ]
https://hackaday.com/wp-…d-16-9.jpg?w=800
Most readers of this site are familiar by now with the OpenSCAD 3D modeling software, where you can write code to create 3D models. You may have even used OpenSCAD to output some STL files for your 3D printer. But for years now, [nophead] has been pushing OpenSCAD further than most, creating some complex utility and pa...
16
4
[ { "comment_id": "6156894", "author": "Rob Ward", "timestamp": "2019-06-15T22:52:17", "content": "Awesome work NOPhead. Your input to OpenSCAD community is greatly appreciated.Thanks, Rob", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156904", "author": "M...
1,760,373,881.733889
https://hackaday.com/2019/06/15/back-to-where-for-most-of-us-it-started-the-intel-8080/
Back To Where (For Most Of Us) It Started, The Intel 8080
Jenny List
[ "Retrocomputing" ]
[ "8-bit computers", "8080", "Intel 8080" ]
https://hackaday.com/wp-…atured.jpg?w=800
The early history of microprocessors is a surprisingly complex one, with more than one claimant for the prize of being the first, and multiple competing families. That the first commercially available part was the Intel 4004 is a matter of record, but it’s fair to say that few of us will have ever encountered one. Even...
42
17
[ { "comment_id": "6156809", "author": "Jonathan Bennett", "timestamp": "2019-06-15T14:04:47", "content": "“microporcessor”? :P", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6157147", "author": "Ren", "timestamp": "2019-06-17T13:37:43", ...
1,760,373,882.020968
https://hackaday.com/2019/06/15/surfing-diorama-makes-for-a-neat-desk-toy/
Surfing Diorama Makes For A Neat Desk Toy
Lewin Day
[ "Misc Hacks" ]
[ "arduino", "desk toy", "surf" ]
https://hackaday.com/wp-…ing800.jpg?w=800
In 1994, Weezer famously said that “ you take your car to work, I’ll take my board”. Obviously, for the office-bound, surfing is simply out of the question during the working day. That doesn’t mean you can’t have a little fun with a desk toy inspired by the waves. The crux of the build is a watery diorama, which intera...
7
2
[ { "comment_id": "6156781", "author": "Alexander Wikström", "timestamp": "2019-06-15T11:30:06", "content": "“An Arduino built into the board monitors a three-axis accelerometer, and sends this information to the Arduino controlling the tank.”Here I can’t help to think how excessively overkill that so...
1,760,373,882.328845
https://hackaday.com/2019/06/15/a-robotic-whiteboard-cleaner-keeps-the-board-ready-to-go/
A Robotic Whiteboard Cleaner Keeps The Board Ready To Go
Lewin Day
[ "Robots Hacks" ]
[ "robot", "whiteboard", "whiteboard cleaner" ]
https://hackaday.com/wp-…ipy800.png?w=800
Wiping a whiteboard can be a tedious chore. Nobody wants to stick around after a long meeting to clean up, and sensitive information is often left broadcast out in the open. Never fear, though – this robot is here to help . Wipy, as the little device is known, is a robotic cleaner that scoots around to keep whiteboards...
6
4
[ { "comment_id": "6156841", "author": "WF", "timestamp": "2019-06-15T16:47:16", "content": "This would be a lot of fun on an interactive whiteboard with electronic ink.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156845", "author": "Jan", ...
1,760,373,882.282152
https://hackaday.com/2019/06/12/magic-record-stand-can-play-your-records-for-you/
Magic Record Stand Can Play Your Records For You
Lewin Day
[ "Musical Hacks" ]
[ "record", "vinyl", "Vinyl Record" ]
https://hackaday.com/wp-…nth800.jpg?w=800
Vinyl remains a popular format, despite taking a huge hit in popularity for a couple decades while CDs ruled the roost. It has a charm that keeps it relevant, and likely will continue to do so until everyone who grew up with a record player dies out. In the meantime, [sp_cecamp] has come up with a great way to experien...
21
7
[ { "comment_id": "6156337", "author": "Andrea", "timestamp": "2019-06-13T06:22:17", "content": "I don’t see the point, but it’s cool!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156340", "author": "Josiah David Gould", "timestamp": "2019-0...
1,760,373,882.523309
https://hackaday.com/2019/06/12/he-comes-to-bury-sensors-not-to-praise-them/
He Comes To Bury Sensors, Not To Praise Them
Al Williams
[ "how-to" ]
[ "heat shrink", "potting", "sealant", "waterproofing", "weatherproofing" ]
https://hackaday.com/wp-…6/soil.png?w=800
[Adosia] has some interesting videos about their IoT platform controlling self-watering plant pots. However, the video that really caught our eye was the experience in sealing up sensors that are going to be out in the field. Even if you aren’t using the exact sensors, the techniques are useful. We would have expected ...
11
5
[ { "comment_id": "6156302", "author": "Daren Schwenke", "timestamp": "2019-06-13T02:05:11", "content": "In the event you don’t have any heat activated adhesive heat shrink laying around, a couple dabs of hot melt glue on the part/joint and slower heating works well too.", "parent_id": null, "...
1,760,373,882.572021
https://hackaday.com/2019/06/12/mechanical-tremolo-does-things-the-old-school-way/
Mechanical Tremolo Does Things The Old-School Way
Lewin Day
[ "Musical Hacks" ]
[ "guitar", "guitar effect", "tremolo" ]
https://hackaday.com/wp-…rem800.jpg?w=800
The word “tremolo” has a wide variety of meanings in the musical lexicon. A tremolo effect, in the guitar community at least, refers to a periodic variation in amplitude. This is often achieved with solid state electronics, but also recalls the sounds created by Hammond organs of years past with their rotating Leslie s...
21
10
[ { "comment_id": "6156274", "author": "LordNothing", "timestamp": "2019-06-12T23:31:49", "content": "or do things the black metal way and just play really really fast. i like how some of them can do a four string chord on the up and down stroke 32 times a bar. though this kind of playing requires sup...
1,760,373,882.849555
https://hackaday.com/2019/06/12/ikea-cloud-lamp-displays-the-weather-with-esp8266/
IKEA Cloud Lamp Displays The Weather With An ESP8266
Tom Nardi
[ "LED Hacks", "Microcontrollers" ]
[ "openweathermap", "RGB LED", "sk6812", "weather display", "wemos d1 mini" ]
https://hackaday.com/wp-…d_feat.jpg?w=800
The IKEA DRÖMSYN is a wall mounted cloud night light that’s perfect for a kid’s room. For $10 USD, it’s just begging for somebody to cram some electronics in there and make it do something cool. Luckily for us, [Jodgson] decided to take on the challenge and turned this once simple lamp into a clever weather display . I...
5
5
[ { "comment_id": "6156324", "author": "Adrian", "timestamp": "2019-06-13T04:24:35", "content": "For thunderstorms I’d integrate it withhttp://en.blitzortung.org", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156342", "author": "Jan", "timestamp": "2019...
1,760,373,882.963348
https://hackaday.com/2019/06/12/the-pianist-octopus/
The Pianist Octopus
Brian Benchoff
[ "Musical Hacks", "The Hackaday Prize" ]
[ "2019 Hackaday Prize" ]
https://hackaday.com/wp-…header.png?w=800
MIDI has been around for nearly forty years, but what do you do if you have an old ‘toy’ keyboard without MIDI? Or really any way to make it sound good? You could turn it into a player piano, and that’s exactly what [Alessandro] did with an old toy keyboard. It’s The Pianist Octopus, and it is perhaps the coolest, neat...
13
6
[ { "comment_id": "6156210", "author": "Andy Pugh", "timestamp": "2019-06-12T18:44:47", "content": "Vigintiquattuoropus surely?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156220", "author": "RB", "timestamp": "2019-06-12T18:59:56", "content": "V...
1,760,373,882.775034
https://hackaday.com/2019/06/12/blacksmithing-for-the-uninitiated-your-first-time-at-the-anvil/
Blacksmithing For The Uninitiated: Your First Time At The Anvil
Jenny List
[ "Hackaday Columns", "how-to", "Skills" ]
[ "anvil", "blacksmith", "fire", "forge", "hammer", "howto", "metal", "metalworking", "steel" ]
https://hackaday.com/wp-…ksmith.jpg?w=800
For the past few months we’ve been running this series of Blacksmithing For The Uninitiated posts, exploring the art of forge work for a novice. It’s based upon my experience growing up around a working blacksmith’s business and becoming an enthusiastic if somewhat inexpert smith, and so far we’ve spent our time lookin...
27
8
[ { "comment_id": "6156190", "author": "Ren", "timestamp": "2019-06-12T17:43:23", "content": "So, does there come a time where the metal is too fatigued from all the heating and hammering, it needs to be replaced with a fresh piece?", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,373,882.919585
https://hackaday.com/2019/06/12/hack-my-wired-heart/
Hack My Wired Heart
Helen Leigh
[ "Musical Hacks" ]
[ "analog synth", "artistic pcb", "berlin", "music", "superbooth", "synthesizer", "touch sensor" ]
https://hackaday.com/wp-…atured.png?w=800
Liner notes? Passé. In Berlin, the release of a special edition synth-wave record came with an accompanying experimental synthesizer called Wired Heart . At the core of this adorable heart-shaped synth, designed by music technology enthusiast [tobi tubbutec], is the classic 74HCT14 chip with six Schmitt trigger oscilla...
3
2
[ { "comment_id": "6156158", "author": "Ren", "timestamp": "2019-06-12T15:54:36", "content": "The position/ orientation of the battery holder in the banner photo makes it look like a frowning face.Sort of sending a mixed message…", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,373,883.113893
https://hackaday.com/2019/06/14/knitting-software-automatically-converts-3d-models-into-machine-knit-stuffies/
Knitting Software Automatically Converts 3D Models Into Machine-knit Stuffies
Brian Boucheron
[ "3d Printer hacks", "Software Hacks" ]
[ "3d", "knit", "knitting", "knitting machine", "software" ]
https://hackaday.com/wp-…t-16-9.jpg?w=800
We’ve seen our fair share of interesting knitting hacks here at Hackaday. There has been a lot of creative space explored while mashing computers into knitting machines and vice versa, but for the most part the resulting knit goods all tend to be a bit… two-dimensional. The mechanical reality of knitting and hobbyist-l...
20
11
[ { "comment_id": "6156667", "author": "Paul Hupman", "timestamp": "2019-06-14T16:15:09", "content": "If my dogs find out, I’ll never hear the end of this…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156670", "author": "drenehtsral", "timestamp": "20...
1,760,373,883.310349
https://hackaday.com/2019/06/14/this-week-in-security-use-emacs-crash-a-windows-server-and-a-cryptocurrency-heist/
This Week In Security: Use Emacs, Crash A Windows Server, And A Cryptocurrency Heist
Jonathan Bennett
[ "computer hacks", "Hackaday Columns", "Security Hacks" ]
[ "cryptocurrency", "project zero", "security" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
It looks like Al was right, we should all be using Emacs. On the 4th of June, [Armin Razmjou] announced a flaw in Vim that allowed a malicious text file to trigger arbitrary code execution. It’s not every day we come across a malicious text file, and the proof of concept makes use of a clever technique — escape sequenc...
5
4
[ { "comment_id": "6156658", "author": "Ren", "timestamp": "2019-06-14T14:56:10", "content": "Wow! Thanks for posting this (especially about my second favorite text editor, after ed). B^)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156659", "author": "Se...
1,760,373,883.160646
https://hackaday.com/2019/06/14/augmented-arthropod-gets-a-self-balancing-ride/
Augmented Arthropod Gets A Self-Balancing Ride
Lewin Day
[ "Misc Hacks" ]
[ "augment", "augmentation", "insect", "self balancing", "Self Balancing Robot" ]
https://hackaday.com/wp-…els800.jpg?w=800
There are many people who find being around insects uncomfortable. This is understandable, and only likely to get worse as technology gives these multi-legged critters augmented bodies to roam around with. [tech_support], for one, welcomes our new arthropod overlords, and has even built them a sweet new ride to get aro...
3
3
[ { "comment_id": "6156646", "author": "Ren", "timestamp": "2019-06-14T13:14:54", "content": "I look forward to the day it becomes an articulated augmented autonomous arthropod, actually!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156651", "author": "Sh...
1,760,373,883.074987
https://hackaday.com/2019/06/14/hyperlinking-comes-to-github-via-extension/
Hyperlinking Comes To GitHub Via Extension
Al Williams
[ "Software Development", "Software Hacks" ]
[ "browser extension", "chrome", "github" ]
https://hackaday.com/wp-…6/octo.png?w=800
If you are browsing GitHub it is very tempting to open up the source code to some project and peek at how it works. The code view is easy to read, but the viewer lacks one important feature: the ability to click on an included file and find it. The Octolinker extension fixes that oversight. If you want to try it withou...
8
3
[ { "comment_id": "6156616", "author": "Dario Fabijančić", "timestamp": "2019-06-14T08:58:46", "content": "Uh, only for Google Chrome, I prefer looking at my open source code on an open source browser.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156617", ...
1,760,373,883.253204
https://hackaday.com/2019/06/13/divide-to-conquer-capacitive-touch-problems/
Divide To Conquer Capacitive Touch Problems
Mike Szczys
[ "classic hacks", "home entertainment hacks" ]
[ "capacitive touch", "MPR121", "MusiCubes" ]
https://hackaday.com/wp-…atured.jpg?w=800
Back in the day, all of your music was on a shelf (or in milk crates) and the act of choosing what to listen to was a tangible one. [Michael Teeuw] appreciates the power of having music on demand, but misses that physical aspect when it comes time to “put something on”. His solution is a hardware controller that he cal...
8
7
[ { "comment_id": "6156580", "author": "David", "timestamp": "2019-06-14T05:13:08", "content": "Impedances versus Ohms", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156586", "author": "smerrett79", "timestamp": "2019-06-14T06:24:19", "content": "Ha...
1,760,373,883.208583
https://hackaday.com/2019/06/13/a-tetris-clock/
A Tetris Clock
Al Williams
[ "Arduino Hacks", "clock hacks" ]
[ "clock", "ESP32", "tetris", "TinyPICO" ]
https://hackaday.com/wp-…tetris.png?w=800
We have had no shortage of clock projects over the years, and this one is entertaining because it spells the time out using Tetris-style blocks . The project looks good and is adaptable to different displays. The code is on GitHub and it relies on a Tetris library that has been updated to handle different displays and ...
6
4
[ { "comment_id": "6156605", "author": "deshipu@sheep.art.pl", "timestamp": "2019-06-14T07:54:06", "content": "Could be done with a 555!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156705", "author": "Soc Rat", "timestamp": "2019-06-14T22:3...
1,760,373,883.376187
https://hackaday.com/2019/06/13/let-the-cards-fall-where-they-may-with-a-robotic-rain-main/
Let The Cards Fall Where They May, With A Robotic Rain Man
Dan Maloney
[ "Games" ]
[ "21", "blackjack", "card counting", "cards", "casino", "cheats", "gambling", "webcam", "YOLO" ]
https://hackaday.com/wp-…enshot.png?w=800
Finally,  a useful application for machine vision! Forget all that self-driving nonsense and facial recognition stuff – we’ve finally got an AI that can count cards at the blackjack table . The system that [Edje Electronics] has built, dubbed “Rain Man 2.0” in homage to the classic title character created by [Dustin Ho...
15
7
[ { "comment_id": "6156549", "author": "Lily", "timestamp": "2019-06-14T00:19:26", "content": "Is the title misspelled?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156556", "author": "Somun", "timestamp": "2019-06-14T01:19:09", "con...
1,760,373,883.601167
https://hackaday.com/2019/06/12/shorting-pins-on-a-raspberry-pi-is-a-bad-idea-pmic-failures-under-investigation/
Shorting Pins On A Raspberry Pi Is A Bad Idea; PMIC Failures Under Investigation
Jonathan Bennett
[ "Featured", "Raspberry Pi", "Slider" ]
[ "bricked", "failure", "MXL7704", "PMIC", "raspberry pi", "short" ]
https://hackaday.com/wp-…atured.jpg?w=800
You may have noticed, we’re fans of the Raspberry Pi here at Hackaday. Hardly a day goes by that we don’t feature a hack that uses a Pi somewhere in the build. As useful as the Pis are, they aren’t entirely without fault. We’ve talked about the problems with the PoE hat , and multiple articles about keeping SD cards al...
153
50
[ { "comment_id": "6156120", "author": "Frank Buss", "timestamp": "2019-06-12T14:08:58", "content": "Doctor, it hurts when I do this!Then don’t do this!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156178", "author": "Ryan Sawyer", "timestam...
1,760,373,883.846096
https://hackaday.com/2019/06/12/prusa-printer-gets-an-lcd-ectomy-gains-a-vfd/
Prusa Printer Gets An LCD-ectomy, Gains A VFD
Dan Maloney
[ "3d Printer hacks" ]
[ "display", "lcd", "noritake", "Prusa i3 Mk3", "UI", "vacuum fluorescent display", "vfd" ]
https://hackaday.com/wp-…enshot.png?w=800
What’s wrong with the OEM display on a Prusa I3 Mk3? Nothing at all. Then why replace the stock LCD with a vacuum fluorescent display ? Because VFDs are much, much cooler than LCDs. (Pedantic Editor’s Note: VFDs actually run a little warm.) At least that’s the reasoning [Scott M. Baker] applied to his Prusa upgrade. We...
17
5
[ { "comment_id": "6156094", "author": "jwebola", "timestamp": "2019-06-12T11:50:00", "content": "I like the VFD. Nice Job!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6156097", "author": "zaprodk", "timestamp": "2019-06-12T12:19:51", "content": "...
1,760,373,883.651584
https://hackaday.com/2019/06/12/an-exhaustive-guide-to-building-18650-packs/
An Exhaustive Guide To Building 18650 Packs
Jenny List
[ "Misc Hacks" ]
[ "18650", "battery pack", "Li-ion" ]
https://hackaday.com/wp-…atured.jpg?w=800
Most of us know the basics of building packs of lithium-ion batteries. We’re familiar with cell balancing and the need for protection circuitry, and we understand the intricacies of the various serial and parallel configurations. It’s still a process that can be daunting for the first-time pack-builder though, because ...
23
12
[ { "comment_id": "6156073", "author": "James Sleeman", "timestamp": "2019-06-12T09:01:44", "content": "C rating definition in the second video definition is incorrect I believe (he says 10C 3Ah battery has a 10/3 discharge rating, where in fact it is a 10*3 discharge rating), also no fusible links on...
1,760,373,883.953322
https://hackaday.com/2019/06/11/reverse-engineering-wyzesense-hardware/
Reverse Engineering WyzeSense Hardware
Lewin Day
[ "classic hacks" ]
[ "home automation", "IoT", "reverse engineering" ]
https://hackaday.com/wp-…am800b.jpg?w=800
Wyze are a company that produces a variety of home automation products. Their Wyze Sense package is a system of contact and PIR home security sensors, that piggy backs off their Wyze Cam product. In the interests of being able to use this hardware outside the prescribed corporate ecosystem, [Xuan Xing] got down to hack...
6
2
[ { "comment_id": "6156082", "author": "Koelie2", "timestamp": "2019-06-12T10:30:12", "content": "These ‘custom’ firmwares have some serious security flaws… I won’t recommend hanging any of these in your network.SSH enabled by default with default settings and no way to change.Check:https://flamingo-t...
1,760,373,883.890296
https://hackaday.com/2019/06/11/art-project-analyzes-every-public-recording-of-facebooks-ceo-since-2004/
Art Project Analyzes Every Public Recording Of Facebook’s CEO Since 2004
Donald Papp
[ "Art", "Video Hacks" ]
[ "archive", "art", "facebook", "video" ]
https://hackaday.com/wp-…atured.png?w=709
[Benjamin Grosser] had a simple question: “What does Mark Zuckerberg think about?” The resulting art project is named ORDER OF MAGNITUDE and to create it he researched archives of every public utterance the founder and CEO of the world’s largest social media network has made, going as far back as 2004. The end product ...
15
10
[ { "comment_id": "6156025", "author": "RetiredHobgoblin", "timestamp": "2019-06-12T02:05:39", "content": "The only hack here is the editing", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156035", "author": "Ø", "timestamp": "2019-06-12T03:37:...
1,760,373,884.007475
https://hackaday.com/2019/06/11/new-pcb-revives-ancient-bubble-led-displays/
New PCB Revives Ancient Bubble LED Displays
Ted Yapo
[ "LED Hacks" ]
[ "7 segment", "bubble display", "HP5082", "Multiplex7seg" ]
https://hackaday.com/wp-…akout.jpeg?w=800
For those of us who remember LED calculators, the HP 5082-7400 series red “bubble” displays hold a special charm. Available in 3, 4, or 5-digit varieties, these multiplexed 7-segment displays provided countless hours of entertainment to those who would spell upside-down words on their pocket calculators. In case you ha...
14
6
[ { "comment_id": "6155984", "author": "gregg4", "timestamp": "2019-06-11T23:17:14", "content": "Interesting. But, ah, where did the author of this amazing idea find the displays for the activity? I found mine at a Hamfest last year. I know they are of the 5082-74XX series of displays. I believe they ...
1,760,373,884.060036
https://hackaday.com/2019/06/11/the-day-hackadays-theme-was-broken/
The Day Hackaday’s Theme Was Broken
Mike Szczys
[ "News" ]
[ "hackaday", "site down", "site hosting", "VIP Go", "whoops", "Wordpress VIP" ]
https://hackaday.com/wp-…xes-02.jpg?w=800
Today at about 10:00 AM Pacific time, Hackaday’s site host had an outage. All websites on the WordPress VIP Go platform were down, and that includes Hackaday. For about 45 minutes you couldn’t load any content, and for a bit more than two hours after that all we could display was a default WordPress theme with an alarm...
55
19
[ { "comment_id": "6155942", "author": "Tye", "timestamp": "2019-06-11T20:42:35", "content": "Oh thank god. I thought for a minute you were going with a new minimalist style.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155955", "author": "Ostracus...
1,760,373,884.172537
https://hackaday.com/2019/06/11/injection-molding-with-a-hot-glue-gun/
Injection Molding With A Hot Glue Gun
Lewin Day
[ "classic hacks" ]
[ "CNC mould", "hot glue", "injection molding", "washers" ]
https://hackaday.com/wp-…old800.jpg?w=800
Injection molding is an industrial process used the world over for the quick and economical production of plastic parts. [Nikodem Bartnik] wanted to experiment with this at home, so whipped up some molds and got to work (Youtube link, embedded below) . [Nikodem] produced aluminium molds, using a Dremel-based CNC platfo...
11
6
[ { "comment_id": "6155929", "author": "weirdwhit", "timestamp": "2019-06-11T20:10:49", "content": "Heating the mold may be the way to go on larger molds, give the glue some time to creep into all the nooks before it hardens. The professional glue guns sometimes have a temp adjustment, that might hel...
1,760,373,884.218247
https://hackaday.com/2019/06/11/hestiapi-a-stylish-open-hardware-thermostat/
HestiaPi: A Stylish Open Hardware Thermostat
Tom Nardi
[ "home hacks", "Raspberry Pi", "The Hackaday Prize" ]
[ "2019 Hackaday Prize", "bme280", "home automation", "openhab", "raspberry pi thermostat" ]
https://hackaday.com/wp-…i_feat.jpg?w=800
A common complaint about open hardware and software is that the aesthetic aspects of the projects often leave something to be desired. This isn’t wholly surprising, as the type of hackers who are building these things tend to be more concerned with how well they work than what they look like. But there’s certainly noth...
20
11
[ { "comment_id": "6155879", "author": "David", "timestamp": "2019-06-11T18:32:44", "content": "Can’t see a thing, gone snowblind.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155883", "author": "Gambrius", "timestamp": "2019-06-11T18:38:36"...
1,760,373,884.281402
https://hackaday.com/2019/06/11/biosentinel-mission-aims-to-put-yeast-into-deep-space/
BioSentinel Mission Aims To Put Yeast Into Deep Space
Dan Maloney
[ "Hackaday Columns", "Science", "Slider", "Space" ]
[]
https://hackaday.com/wp-…42-011.jpg?w=800
It’s a truly exciting time for space enthusiasts. Humanity is finally shaking itself out of the half-century-long doldrums of deep space exploration and planning a return to the Moon and a push to Mars. Yes, exciting things have happened since the glory days of Apollo. We’ve reached out into the outer planets , drilled...
19
10
[ { "comment_id": "6155839", "author": "Ren", "timestamp": "2019-06-11T17:43:01", "content": "What in the hell happened to my Hackaday feed?It is gray lettering on a white background!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155842", "author": "...
1,760,373,884.347256
https://hackaday.com/2019/06/11/google-home-mini-gets-a-headphone-jack/
Google Home Mini Gets A Headphone Jack
Lewin Day
[ "classic hacks" ]
[ "google home", "google home mini", "headphone jack" ]
https://hackaday.com/wp-…ini800.jpg?w=800
The Google Home Mini can be a useful home assistant device. It can set reminders, tell you the weather, and even play you music. [Brian] had a few lying around, and decided he wanted to hook one up to a beefier set of speakers. Thus, he installed a headphone jack into the Google Home Mini. The quick and dirty approach ...
19
9
[ { "comment_id": "6155815", "author": "spiritplumber", "timestamp": "2019-06-11T15:44:26", "content": "Does anyone have any use for the old audio->serial stuff in this case? I have some code I just need to post it.Or does the google home mini already have serial output?", "parent_id": null, "...
1,760,373,884.51348
https://hackaday.com/2019/06/11/a-field-guide-to-transmission-lines/
A Field Guide To Transmission Lines
Bryan Cockfield
[ "Engineering", "Featured", "Original Art", "Slider" ]
[ "Field Guide", "grid", "high voltage", "infrastructure", "power grid", "transmission lines", "transmission tower" ]
https://hackaday.com/wp-…1/grid.jpg?w=800
The power grid is a complicated beast, regardless of where you live. Power plants have to send energy to all of their clients at a constant frequency and voltage (regardless of the demand at any one time), and to do that they need a wide array of equipment. From transformers and voltage regulators to line reactors and ...
122
34
[ { "comment_id": "6155774", "author": "jcwren", "timestamp": "2019-06-11T14:08:14", "content": "I feel so empowered know this :)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155835", "author": "Ian Levesque", "timestamp": "2019-06-11T17:13:...
1,760,373,884.839304
https://hackaday.com/2019/06/11/smarten-up-your-air-conditioning-with-the-esp8266/
Smarten Up Your Air Conditioning With The ESP8266
Tom Nardi
[ "home hacks", "Microcontrollers" ]
[ "air conditioning", "dht11", "home automation", "IR transmitter" ]
https://hackaday.com/wp-…bright.png?w=800
If you’re looking for “smart” home appliances, there’s no shortage of options on the market. Even relatively low-end gadgets are jumping on the Internet of Things bandwagon these days (for better or for worse). But what if you’re not looking to purchase a brand new major appliance right now? In that case, you might be ...
14
6
[ { "comment_id": "6155722", "author": "walter", "timestamp": "2019-06-11T11:49:27", "content": "The antenna should be free of PCB around + this DHT11 is the worst choice ever as sensor", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155767", "author":...
1,760,373,884.97065
https://hackaday.com/2019/06/11/vintage-speech-synthesizer-croons-the-oldies/
Vintage Speech Synthesizer Croons The Oldies
Dan Maloney
[ "Musical Hacks", "Retrocomputing" ]
[ "DECtalk", "phoneme", "retrocomputer", "rs-232", "serial", "speech synthesis", "TRS-80 model 100" ]
https://hackaday.com/wp-…enshot.png?w=800
If you listened to the National Weather Service Weather Radio in the US about 25 years ago, you’ll no doubt remember [Perfect Paul], one of the synthesized voices used to read current conditions and weather forecasts. The voice came from a DECtalk DTC01, a not inexpensive voice synthesizer first made in 1984 that also ...
33
15
[ { "comment_id": "6155693", "author": "dave", "timestamp": "2019-06-11T08:27:33", "content": "Hilarious.Can he do requests?Please?!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155720", "author": "RW ver 0.0.1", "timestamp": "2019-06-11T11:...
1,760,373,884.911843
https://hackaday.com/2019/06/10/captivating-esp32-camera-hack/
Captivating ESP32 Camera Hack
Inderpreet Singh
[ "hardware", "Misc Hacks" ]
[ "camera", "ESP32", "ESP32 camera" ]
https://hackaday.com/wp-…e_feat.png?w=800
You can never have enough DIY devices at home, so when you look at an ESP32 module that comes with the camera, you automatically start getting ideas. [ Daniel Padilla ] wanted a way to deploy DIY camera modules without the hassle of configuring them so he made one that looks like an access point and starts streaming as...
16
7
[ { "comment_id": "6155841", "author": "Ren", "timestamp": "2019-06-11T17:48:21", "content": "Where did you get the banner photo?I didn’t see it on the git link.Do all its pictures appear yellow?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155870", ...
1,760,373,887.078052
https://hackaday.com/2019/06/10/schrodingers-cat-lives/
Schrodinger’s Cat Lives
Al Williams
[ "Science" ]
[ "quantum computing", "quantum physics", "qubit" ]
https://hackaday.com/wp-…9/06/q.png?w=800
If quantum physics always sounded a little squirrelly to you, take heart. Yale researchers have announced that they can do what quantum physics claimed to be impossible: they can determine the state a quantum system will collapse to before it happens. This contradicts Schrodinger’s famous hypothetical cat that is super...
31
14
[ { "comment_id": "6155634", "author": "David", "timestamp": "2019-06-11T02:02:22", "content": "Nope, said it was possible two years ago.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155642", "author": "David 2", "timestamp": "2019-06-11T02:...
1,760,373,887.023342
https://hackaday.com/2019/06/10/somethings-fishy-about-this-computer/
Something’s Fishy About This Computer
Mike Szczys
[ "computer hacks" ]
[ "aquarium computer", "mineral oil", "oil cooling" ]
https://hackaday.com/wp-…atured.jpg?w=800
Aquariums are amazingly beautiful displays of vibrant ocean life, or at least they can be. For a lot of people aquariums become frustrating chemistry battle to keep the ecosystem heathly and avoid a scummy cesspool where no fish want to be. This hack sidesteps that problem, pulling off some of the most beautiful parts ...
10
6
[ { "comment_id": "6155621", "author": "Hirudinea", "timestamp": "2019-06-11T00:42:06", "content": "Wheres the fish?https://www.amazon.ca/dp/B07B5Z43GK/", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155655", "author": "jrfl", "timestamp": "20...
1,760,373,886.957263
https://hackaday.com/2019/06/10/adding-bluetooth-control-to-a-benchtop-power-supply/
Adding Bluetooth Control To A Benchtop Power Supply
Lewin Day
[ "Tool Hacks" ]
[ "bluetooth", "launchpad", "power supply", "ti launchpad" ]
https://hackaday.com/wp-…ply800.jpg?w=800
In 2019, it’s possible to kit out a lab with all the essentials at an even cheaper price than it has ever been. The DPS3005 is one such example of low-cost equipment – a variable power supply available for less than $50 with a good set of features. [Markel Robregado] wanted a little more functionality, however, and got...
7
3
[ { "comment_id": "6155566", "author": "marble", "timestamp": "2019-06-10T20:30:28", "content": "You can buy the kit with a Bluetooth module…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6155604", "author": "Ross Fiamingo", "timestamp": "2019-06-10T23:...
1,760,373,886.559506
https://hackaday.com/2019/06/10/windows-10-goes-to-shell/
Windows 10 Goes To Shell
Al Williams
[ "Hackaday Columns", "Linux Hacks", "News", "Slider", "Software Development", "Software Hacks" ]
[ "bash", "linux", "windows", "Windows 10" ]
https://hackaday.com/wp-…atured.png?w=800
Windows 10 — the operating system people love to hate or hate to love. Even if you’re a Linux die-hard, it is a fair bet that your workplace uses it and that you have friends and family members that need help forcing you to use Windows at least some times. If you prefer a command line — or even just find a place where ...
51
23
[ { "comment_id": "6155478", "author": "deshipu", "timestamp": "2019-06-10T17:40:28", "content": "The correct name is GNU/Windows.Also, I think you have an extra “S” in the title.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155494", "author": "Squi...
1,760,373,886.720657
https://hackaday.com/2019/06/10/fusion-360-for-3d-printing-hack-chat/
Fusion 360 For 3D-Printing Hack Chat
Dan Maloney
[ "Hackaday Columns" ]
[ "3d printing", "Fusion 360", "The Hack Chat" ]
https://hackaday.com/wp-…ments.jpeg?w=799
Join us on Wednesday 12 June 2019 at noon Pacific for the Fusion 360 for 3D-Printing Hack Chat with Vladimir Mariano ! There’s no way to overstate the importance of the design and manufacturing tools we now all use on a daily basis. What once took a well-equipped machine shop and years of experience to accomplish can n...
17
12
[ { "comment_id": "6155449", "author": "huntdesigns", "timestamp": "2019-06-10T16:26:14", "content": "You can save locally (at least now)… Finding another program that may be able to open you fusion360 files is another issue… (i export to step and open with inventor, it would be great if there were s...
1,760,373,886.84787
https://hackaday.com/2019/06/10/creating-a-laser-cutter-from-a-3d-printer/
Creating A Laser Cutter From A 3D Printer
Lewin Day
[ "Laser Hacks", "Tool Hacks" ]
[ "3d printer", "laser", "laser cutter", "laser engraver" ]
https://hackaday.com/wp-…ser800.jpg?w=800
The average FDM 3D printer is not so different from your garden variety laser cutter. They’re often both Cartesian-coordinate based machines, but with different numbers of axes and mounting different tools. As [Gosse Adema] shows, turning a 3D printer into a laser cutter can actually be a remarkably easy job. The build...
32
11
[ { "comment_id": "6155433", "author": "Mike", "timestamp": "2019-06-10T15:48:48", "content": "is it really that hard to modify 3d printing firmware to include interlocks and the necessary safety systems?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155440"...
1,760,373,887.148547
https://hackaday.com/2019/06/09/assembling-a-lathe-from-not-a-lot/
Assembling A Lathe From Not A Lot
Jenny List
[ "Tool Hacks" ]
[ "home made lathe", "lathe", "turning" ]
https://hackaday.com/wp-…atured.jpg?w=800
Most people have a piece of equipment without which they consider their workshop or bench to be incomplete. For some, it is an oscilloscope, for others a bandsaw, but for many metalworkers, it is a lathe. Lathes are expensive if you are seeking a good one, quite cheap if you don’t mind a bad one, and sometimes even fre...
36
17
[ { "comment_id": "6155205", "author": "Mike", "timestamp": "2019-06-09T18:09:29", "content": "Wow, DIY Harbor Freight. :) All joking aside, well done on the personal initiative and persistence level.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155217",...
1,760,373,886.788595
https://hackaday.com/2019/06/09/homebrew-laptop-makes-a-statement-with-a-steampunk-theme/
Homebrew Laptop Makes A Statement With A Steampunk Theme
Dan Maloney
[ "Misc Hacks", "Retrocomputing" ]
[ "laptop", "retro", "steampunk", "touch screen" ]
https://hackaday.com/wp-…laptop.jpg?w=800
Some may argue, but your choice of computing hardware says exactly zero about you, at least when you buy off the shelf. Your laptop or PC is only one of millions, and the chances of seeing someone with the exact same machine are pretty good. If you want to be different, you really need to build something yourself. This...
15
3
[ { "comment_id": "6155166", "author": "Dr Cockroach", "timestamp": "2019-06-09T15:16:07", "content": "Very nice write up Dan and congrats to Starhawk :-D", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155187", "author": "starhawk", "timestamp...
1,760,373,886.898755
https://hackaday.com/2019/06/09/protect-your-coffee-machine-with-a-filter-monitor/
Protect Your Coffee Machine With A Filter Monitor
Jenny List
[ "home hacks" ]
[ "coffee machine", "sensor", "TDS", "water filter", "water sensor" ]
https://hackaday.com/wp-…atured.jpg?w=800
Coffee machines are delicate instruments, likely to be damaged by limescale. Thus they will often have a filter present, but filters have a limited capacity of water upon which they can be effective. At Make Bournemouth, they have approached the problem of when to change filters on their coffee machine by applying a bi...
16
4
[ { "comment_id": "6155141", "author": "ejonesss", "timestamp": "2019-06-09T12:29:05", "content": "cant you clr your coffee machine?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155432", "author": "Ren", "timestamp": "2019-06-10T15:47:26", ...
1,760,373,886.620328
https://hackaday.com/2019/06/09/simple-trick-for-leds-on-solderless-breadboards/
Simple Trick For LEDs On Solderless Breadboards
Ted Yapo
[ "LED Hacks" ]
[ "breadboard hacks", "led", "solderless breadboard" ]
https://hackaday.com/wp-…atured.jpg?w=800
Sometimes the most useful hacks are also the simplest ones. A case in point is the LED and resistor assembly that [Skippy] recently posted on his blog. The idea is to solder up some pre-made indicators with integrated resistors to save space on the breadboard when prototyping — instead of four slots, you only use two p...
39
20
[ { "comment_id": "6155110", "author": "Jan", "timestamp": "2019-06-09T09:07:18", "content": "seriously… the big “hack” here is “soldering parts onto a solderless breadboard”If this catches on then soon people will be plugging in completely soldered circuits and modules onto the solderless breadboard....
1,760,373,887.334184
https://hackaday.com/2019/06/08/lego-goes-underwater-with-model-submarines-and-missiles/
Lego Goes Underwater, With Model Submarines And Missiles
Al Williams
[ "Toy Hacks" ]
[ "lego", "radio control", "rc", "submarine" ]
https://hackaday.com/wp-…06/sub.png?w=800
It is fun to make a toy vehicle with Lego, but it is even more fun to make one that actually works. [PeterSripol] made two Lego submarines , and you can see them in the video below. There isn’t a lot of build information, but watching the subs fire missiles and then getting destroyed by depth charges is worth something...
7
6
[ { "comment_id": "6155083", "author": "Gregg", "timestamp": "2019-06-09T05:05:20", "content": "The wire is probably an antenna wire. Longer for low frequency.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6156711", "author": "KingKahn", "time...
1,760,373,887.530671
https://hackaday.com/2019/06/08/hail-to-the-king-baby-reverse-engineering-duke/
Hail To The King, Baby: Reverse Engineering Duke
Tom Nardi
[ "Games", "Software Development" ]
[ "disassembly", "dos", "dosbox", "ida pro", "retro gaming", "reverse engineering" ]
https://hackaday.com/wp-…e_feat.jpg?w=800
If you’re a fan of DOS games from the 1990s, you’ve almost certainly used DOSBox to replay them on a modern computer. It allows you to run software in a virtual environment that replicates an era-appropriate computer. That’s great for historical accuracy, but doesn’t do you much good if you’re trying to leverage modern...
15
4
[ { "comment_id": "6155089", "author": "punkdigerati", "timestamp": "2019-06-09T06:20:35", "content": "Are you sure there’s an editor, or is that the position hackaday is hiring for?“but manages improves on the original”“made even more impressive once learn that the original”", "parent_id": null, ...
1,760,373,887.758905
https://hackaday.com/2019/06/08/circuit-bending-those-adorable-voices/
Circuit Bending Those Adorable Voices
Mike Szczys
[ "Musical Hacks", "Toy Hacks" ]
[ "circuit bending", "Leapfrog", "midi", "pic", "PIC16F1829", "synth" ]
https://hackaday.com/wp-…atured.jpg?w=800
Leapfrog make some pretty awesome kids electronics. Especially admirable is the low cost, the battery life, and the audio quality of these devices. This circuit bending hack takes advantage of those audio circuits by turning the Alphabet Pal into your lead vocalist . The performance in the demo video begins with some i...
8
6
[ { "comment_id": "6155064", "author": "CMH62", "timestamp": "2019-06-09T01:43:36", "content": "Arrggggggh! I saw one of these for about a dollar or so recently at a Goodwill but didn’t snag it. Must …. not … resist … temptation ….. to buy …….. stuff…….. I MIGHT need some day!!! 😂", "parent_id...
1,760,373,887.487298
https://hackaday.com/2019/06/10/takatas-deadly-airbags-an-engineering-omnishambles/
Takata’s Deadly Airbags: An Engineering Omnishambles
Lewin Day
[ "car hacks", "Current Events", "Featured", "Original Art", "Slider" ]
[ "airbag", "airbags", "automotive", "automotive engineering", "car", "cars", "takata", "takata airbag" ]
https://hackaday.com/wp-…Takata.jpg?w=800
Engineers are, for the time being, only human. This applies even more so to executives, and all the other people that make up a modern organisation. Naturally, mistakes are made. Some are minor, while others are less so. It’s common knowledge that problems are best dealt with swift and early, and yet so often they are ...
116
28
[ { "comment_id": "6155396", "author": "Andy Pugh", "timestamp": "2019-06-10T14:15:36", "content": "Not all cars have ever had airbags. If the faulty airbags are more dangerous than no airbag then would it not make sense to simply disconnect the potentially faulty airbag while awaiting replacements to...
1,760,373,887.701729
https://hackaday.com/2019/06/10/this-clapperboard-prints-movie-posters/
This Clapperboard Prints Movie Posters
Rich Hawkes
[ "hardware", "how-to", "Raspberry Pi" ]
[ "3d prining", "clapper", "clapperboard", "raspberry pi", "thermal printer", "tmdb" ]
https://hackaday.com/wp-…eature.png?w=800
The clapperboard is a device used in video to synchronize audio and video. Its role in movies is well known and its use goes back in one form or another to the 1920s. [Gocivici] is a big movie fan and created a clapperboard that is able to print out posters of recently announced movies when the clapper is clapped. The ...
3
1
[ { "comment_id": "6155661", "author": "neimad", "timestamp": "2019-06-11T04:38:17", "content": "Kind of a waste of plastic, silicon, and paper.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155749", "author": "Spacedog", "timestamp": "2019-0...
1,760,373,887.436387
https://hackaday.com/2019/06/10/running-linux-on-a-thermostat/
Running Linux On A Thermostat
Ted Yapo
[ "Linux Hacks" ]
[ "Honeywell", "linux", "thermostat" ]
https://hackaday.com/wp-…mostat.png?w=540
When your thermostat comes with Linux running on it, that’s not a hack. When it doesn’t, and you get Linux on there yourself, it most definitely is. This is exactly what [cz7asm] has done. In a recent video , he shows the Honeywell thermostat booting Linux and running a wide range of software. While the hardware inside...
8
2
[ { "comment_id": "6155362", "author": "paul", "timestamp": "2019-06-10T11:41:46", "content": "I do not understand why this warrants a hackaday article at this time.No info on the hardware (some chip numbers would have been nice) or on what was done to get this far.Also, one of the first screenshots s...
1,760,373,887.84896
https://hackaday.com/2019/06/09/a-wii-playing-the-gamecube-disguised-as-a-game-boy-sp/
A Wii Playing The GameCube, Disguised As A Game Boy SP
Tom Nardi
[ "Nintendo Hacks", "Nintendo Wii Hacks" ]
[ "Game Boy Advance SP", "gamecube", "portable", "wii" ]
https://hackaday.com/wp-…p_feat.jpg?w=800
It may be hard to believe, but thanks to the expert work of Nintendo aficionado [Bill Paxton], the Game Boy Advance SP and GameCube lovechild that you see before you started its life as a Wii . That means not only can it play commercial GameCube and Wii games, but also has access to the wide library of homebrew games a...
3
2
[ { "comment_id": "6155315", "author": "pac", "timestamp": "2019-06-10T05:05:15", "content": "Bill Paxton? GAME OVER MAN.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155330", "author": "burny110", "timestamp": "2019-06-10T07:32:12", ...
1,760,373,887.806847
https://hackaday.com/2019/06/09/hackaday-links-june-9-2019/
Hackaday Links: June 9, 2019
Brian Benchoff
[ "Hackaday links" ]
[ "AirBnB", "arduino", "Crowd Supply", "iss", "Nuclear Reactor", "uranium" ]
https://hackaday.com/wp-…banner.jpg?w=800
The Chicago Pile led to the Manhattan Project, which led to the atomic bomb. In Germany, there were similar efforts with less success, and now we have physical evidence from the first attempted nuclear reactor in Germany. In Physics Today , there’s a lovely historical retrospective of one of the ‘fuel cubes’ that went ...
11
5
[ { "comment_id": "6155287", "author": "Jon H", "timestamp": "2019-06-10T01:07:51", "content": "The Chicago Piles, on the other hand, are what happens when you over-indulge in deep dish.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6155346", "author": "Gre...
1,760,373,887.898056
https://hackaday.com/2019/06/09/gps-and-ads-b-problems-cause-cancelled-flights/
GPS And ADS-B Problems Cause Cancelled Flights
Adam Fabio
[ "Current Events", "Featured", "News", "Slider", "Transportation Hacks" ]
[ "ads-b", "airliner", "gps", "navigation" ]
https://hackaday.com/wp-…ground.jpg?w=800
Something strange has been going on in the friendly skies over the last day or so. Flights are being canceled. Aircraft are grounded. Passengers are understandably upset. The core of the issue is GPS and ADS-B systems. The ADS-B system depends on GPS data to function properly, but over this weekend a problem with the q...
80
28
[ { "comment_id": "6155243", "author": "Jack Chomley", "timestamp": "2019-06-09T22:10:29", "content": "Says a lot for maintaining NDBs and VOR/DME equipment.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155499", "author": "Jim Wright", "time...
1,760,373,888.012485
https://hackaday.com/2019/06/09/dead-bug-arduino-is-lively-and-shield-compatible/
Dead Bug Arduino Is Lively And Shield-Compatible
Brian McEvoy
[ "Arduino Hacks", "Art" ]
[ "arduino", "brass", "dead bug", "deadbug", "free-form", "freeform", "solder" ]
https://hackaday.com/wp-…o-feat.jpg?w=800
Microcontroller demo boards such as the Arduino UNO are ubiquitous on Hackaday as the brains of many a project which inevitably does something impressive or unusual. Sometime someone builds a particularly tiny demo board, or an impressively large one. In the case of the board featured here, the Arduino is a gorgeous la...
22
16
[ { "comment_id": "6155219", "author": "Mart", "timestamp": "2019-06-09T20:03:55", "content": "Damn impressive work ;)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6155248", "author": "PuceBaboon", "timestamp": "2019-06-09T22:31:01", "content": "Tr...
1,760,373,888.067471
https://hackaday.com/2019/06/07/moped-turn-signals-now-with-more-cowbell/
Moped Turn Signals, Now With More Cowbell
Dan Maloney
[ "Musical Hacks", "Transportation Hacks" ]
[ "actuator", "clapper", "cowbell", "moped", "relay", "scooter", "solenoid", "turn signal" ]
https://hackaday.com/wp-…enshot.png?w=800
Cue up the [Christopher Walken] memes, it’s time for moped turn signals with more cowbell . Because moped turn signals with less cowbell are clearly the inferior among moped turn signals. It seems that [Joel Creates] suffers from the same rhythm recognition disorder that we do. The slightest similarity between a rhythm...
14
10
[ { "comment_id": "6154793", "author": "Thinkerer", "timestamp": "2019-06-08T03:00:58", "content": "Bonus points for a hi-hat; it might get people to look up from their phones.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6154869", "author": "Mechanicus", ...
1,760,373,888.231097
https://hackaday.com/2019/06/07/the-arduboy-community-rolled-their-own-cartridge/
The ArduBoy Community Rolled Their Own Cartridge
Tom Nardi
[ "Arduino Hacks", "Games", "handhelds hacks" ]
[ "Arduboy", "cartridge", "flash cart", "retro gaming" ]
https://hackaday.com/wp-…t_feat.jpg?w=800
The Arduboy, as you might have guessed from the name, was designed as a love letter to the Nintendo Game Boy that many a hacker spent their formative years squinting at. While the open source handheld is far smaller than the classic DMG-01, it retains the same general form factor, monochromatic display, and even the ic...
10
1
[ { "comment_id": "6154744", "author": "Daniel", "timestamp": "2019-06-07T22:25:11", "content": "I am not in the Arduboy loop here… Why not an sd-card?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154772", "author": "Limited", "timestamp": "...
1,760,373,888.344914
https://hackaday.com/2019/06/07/were-hiring-come-join-us-3/
We’re Hiring: Come Join Us!
Mike Szczys
[ "Hackaday Columns" ]
[ "contributor", "hiring" ]
https://hackaday.com/wp-…ed_744.png?w=744
You wake up in the morning, and check Hackaday over breakfast. Then it’s off to work or school, where you’ve already had to explain the Jolly Wrencher to your shoulder-surfing colleagues. And then to a hackspace or back to your home lab, stopping by the skull-and-cross-wrenches while commuting, naturally. You don’t ble...
33
8
[ { "comment_id": "6154704", "author": "danjovic", "timestamp": "2019-06-07T20:23:10", "content": "Have you ever considered using “freelance” contributors? No money involved but no obligations too…. “Freelancers” could use the tipline itself to send the articles.", "parent_id": null, "depth": ...
1,760,373,888.440887
https://hackaday.com/2019/06/07/bikeon-makes-electric-conversion-a-snap/
BikeOn Makes Electric Conversion A Snap
Tom Nardi
[ "The Hackaday Prize", "Transportation Hacks" ]
[ "2019 Hackaday Prize", "bike", "conversion", "electric bike", "torque" ]
https://hackaday.com/wp-…n_feat.jpg?w=800
If you’re in a relatively urban area and your destination is within a reasonable distance, it’s hard to argue against riding your bike rather than taking a car. It’s a positive for the environment, and great way to exercise and keep active. But some of us, say folks who write for the Internet full-time, might appreciat...
66
10
[ { "comment_id": "6154676", "author": "jeromekelty", "timestamp": "2019-06-07T18:51:45", "content": "It’s a really neat idea. It appears that you lose the ability to shift the rear derailleur into the larger cogs though- it’s hard to tell from the video how much it affects chain line clearance.", ...
1,760,373,888.689864
https://hackaday.com/2019/06/07/ask-hackaday-what-skills-would-you-give-a-twelve-year-old/
Ask Hackaday: What Skills Would You Give A Twelve Year Old?
Jenny List
[ "Ask Hackaday", "Interest" ]
[ "Ask Hackaday", "kids", "skills" ]
https://hackaday.com/wp-…atured.jpg?w=800
In several decades of hanging around people who make things, one meets a lot of people fascinated by locks, lock picking, and locksport. It’s interesting to be sure, but it had never gripped me until an evening in MK Makerspace when a fellow member had brought in his lockpicking box with its selection of locks, padlock...
84
34
[ { "comment_id": "6154652", "author": "deshipu", "timestamp": "2019-06-07T17:16:14", "content": "As long as homo sapiens is on this planet, the most useful skills remain to be the social skills. And for a teenager who is dealing with a lot of that, this is exponentially true. So the skills I would gi...
1,760,373,888.899294
https://hackaday.com/2019/06/07/hackaday-podcast-022-king-of-power-banks-great-sdr-hacks-sand-reflow-and-rat-rod-mower/
Hackaday Podcast 022: King Of Power Banks, Great SDR Hacks, Sand Reflow, And Rat Rod Mower
Mike Szczys
[ "Hackaday Columns", "Podcasts" ]
[ "Hackaday Podcast" ]
https://hackaday.com/wp-…ophone.jpg?w=800
Elliot Williams and Mike Szczys dig through the most interesting hacks from the past week. On this episode we take a look at a portable power bank build that defies belief. We discuss an all-in-one SDR portable, messing with restaurant pagers, and the software that’s common to both of these pursuits. There’s a hopping ...
3
3
[ { "comment_id": "6154728", "author": "Gregg Eshelman", "timestamp": "2019-06-07T21:29:29", "content": "I want to see teardowns of the droids, holocrons, lightsabers, and kyber crystals from Galaxy’s edge. Do those “crystals” have active electronics? Batteries inside? Very low power RFID? If the holo...
1,760,373,888.579088
https://hackaday.com/2019/06/07/strollercontroller-free-parents-from-menial-labor/
StrollerController Free Parents From Menial Labor
Roger Cheng
[ "Transportation Hacks" ]
[ "bamf", "Bay Area Maker Faire 2019", "electric wheelchair", "Maker Faire Bay Area", "MFBA", "stroller" ]
https://hackaday.com/wp-…r-16x9.jpg?w=800
Raising young children is hard work, and parents need all the help they can get. There’s a whole industry catering to parents who are willing to pay to make their lives a little easier. Then, we have hacker minded parents like [Sam Pearce] who build his own solutions like joystick-controlled motorized strollers . His k...
10
4
[ { "comment_id": "6154639", "author": "Rog Fanther", "timestamp": "2019-06-07T15:55:08", "content": "Shouldn´t this have sensors in the front ( and sides ) to avoid collisions ?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154643", "author": "Roger...
1,760,373,888.74118
https://hackaday.com/2019/06/08/unconventional-drone-uses-gas-thrusters-for-control/
Unconventional Drone Uses Gas Thrusters For Control
Dan Maloney
[ "drone hacks" ]
[ "compressed air", "drone", "Ducted Fan", "jet", "Nozzle", "pitch", "RCS", "reaction control", "Roll", "uav", "yaw" ]
https://hackaday.com/wp-…enshot.png?w=800
You’ve got to hand it to [Tom Stanton] – he really thinks outside the box. And potentially outside the atmosphere, to wit: we present his reaction control gas thruster-controlled drone . Before anyone gets too excited, [Tom] isn’t building drones for use in a vacuum, although we can certainly see a use case for such de...
28
14
[ { "comment_id": "6155032", "author": "Brian", "timestamp": "2019-06-08T20:19:32", "content": "Pretty sweet. I wonder if you could use a single small CO2 cartridge instead of the three 2 liter bottles. The total weight should be about the same, and you could get longer run time. And it would be more ...
1,760,373,888.960722
https://hackaday.com/2019/06/08/play-to-the-beat-of-this-robotic-drummer-in-a-box/
Play To The Beat Of This Robotic Drummer In A Box
Dan Maloney
[ "Musical Hacks" ]
[ "bass", "cymbal", "drum", "hi-hat", "kick", "low pass filter", "piezo", "reverse bias", "snare", "white noise" ]
https://hackaday.com/wp-…enshot.png?w=800
No drummer? No problem! With a little ingenuity, you can stuff the essentials of a drum kit into a box , and automate your rhythm section. Mind you, [Franco Molina]’s “DrumCube” doesn’t quite have the flash of a human drummer, but it does keep a steady beat and has a charm of its own. The drum machine is mostly mechani...
1
1
[ { "comment_id": "6155084", "author": "Feinfinger", "timestamp": "2019-06-09T05:08:37", "content": "I still prefer this one:https://hackaday.com/2013/01/08/robot-has-rhythm-carries-drum-sticks/", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,373,888.77551
https://hackaday.com/2019/06/08/panadaptors-didnt-start-with-sdrs/
Panadaptors Didn’t Start With SDRs
Jenny List
[ "Radio Hacks" ]
[ "panadaptor", "spectrum analyser", "sweep generator" ]
https://hackaday.com/wp-…atured.jpg?w=800
The must-have accessory on a modern all-singing, all-dancing amateur radio transceiver is a panadaptor. Inevitably driven by SDR technology, it’s a view of a band in the frequency domain, and it will usually be displayed as a “waterfall” giving a time dimension to see transmissions over a period. [Bill Meara, N2CQR] re...
6
4
[ { "comment_id": "6155002", "author": "echodelta", "timestamp": "2019-06-08T17:36:50", "content": "A 555 will do it and an op amp or two. I did it years ago with a good car radio and the scope. SSI from the tuner’s detector chip, sweep to the tuner tuning voltage input. Later I used a converted medi...
1,760,373,889.004064
https://hackaday.com/2019/06/08/1980s-plotter-plays-flappy-bird/
1980s Plotter Plays Flappy Bird
Al Williams
[ "Games", "Retrocomputing" ]
[ "Flappy Bird", "hpgl", "pen plotter", "plotter" ]
https://hackaday.com/wp-…plotty.png?w=800
Should you happen to have an HP7440A or similar plotter hanging around, you could have a quick game of Flappy Bird — or Plotty Bird as [WesleyAC] calls it. Just be sure you have some blank paper. The whole thing fits in about 200 lines of Rust code and — according to the author — gets to about 20 frames per second. Wat...
5
4
[ { "comment_id": "6154914", "author": "Ewald", "timestamp": "2019-06-08T11:14:48", "content": "Always a joy to see these HP plotters at work:https://github.com/WesleyAC/plotty-bird/blob/master/demo.gif", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6155068", ...
1,760,373,889.046556
https://hackaday.com/2019/06/08/c-reverbs-from-a-matlab-design/
C++ Reverbs From A Matlab Design
Inderpreet Singh
[ "digital audio hacks" ]
[ "dsp", "matlab", "reverb" ]
https://hackaday.com/wp-…p_feat.png?w=800
The guitar ‘Toing’ sound from the ’70s was epic, and for the first time listener it was enough to get a bunch of people hooked to the likes of Aerosmith. Reverb units were all the rage back then, and for his DSP class project, [nebk] creates a reverb filter using Matlab and ports it to C++ . Digital reverb was introduc...
6
3
[ { "comment_id": "6154897", "author": "Martin Randle", "timestamp": "2019-06-08T08:47:47", "content": "Digital reverb in the 60s??? I am pretty sure all reverbs in the 60s were physical, rooms plates and springs. I think the 70s gave us bucket brigade delays but digital? Not until the 80s surely!", ...
1,760,373,889.090335
https://hackaday.com/2019/06/07/maker-media-ceases-operations/
Maker Media Ceases Operations
Tom Nardi
[ "Current Events", "Slider" ]
[ "bankruptcy", "make magazine", "maker faire" ]
https://hackaday.com/wp-…atured.jpg?w=800
Over the years we’ve had the dubious honor of bidding farewell to numerous companies that held a special place in the hearts of hackers and makers. We’ve borne witness to the demise of Radio Shack, TechShop, and PrintrBot, and even shed a tear or two when Toys “R” Us shut their doors. But as much as it hurt to see thos...
200
50
[ { "comment_id": "6154794", "author": "Noname", "timestamp": "2019-06-08T03:10:37", "content": "So they’re insolvent, but does that mean the don’t have enough liquid cash on hand, or is the value of their assets less then their debts? The first isnt great, but the second means maker media is done for...
1,760,373,889.322885
https://hackaday.com/2019/06/07/tap-n-ghost-a-novel-attack-against-smartphone-touchscreens/
Tap ‘N Ghost: A Novel Attack Against Smartphone Touchscreens
Brian Benchoff
[ "Security Hacks" ]
[ "NFC", "security", "touchscreen" ]
https://hackaday.com/wp-…phjone.jpg?w=800
Researchers have demonstrated a new vulnerability in NFC, a feature built-in to many smartphones sold today. The vulnerability allows the attacker to to generate ‘ghost taps’ against a device, effectively allowing an attacker to tap your phone without you looking. The 18-page paper released by a team of three researche...
13
7
[ { "comment_id": "6154872", "author": "Sjaak", "timestamp": "2019-06-08T07:20:27", "content": "Nfc is turned off when the screen is off or lock screen is on which makes the attack less lickely.Also i would pick up my phone if i see a popup (bad eyes). So another mitigation would be not wearing glasse...
1,760,373,889.368656
https://hackaday.com/2019/06/06/the-finest-linux-tablet-you-can-build/
The Finest Linux Tablet You Can Build
Brian Benchoff
[ "The Hackaday Prize" ]
[ "2019 Hackaday Prize", "linux", "Linux Tablet" ]
https://hackaday.com/wp-…Tablet.png?w=800
For the last few years now, we’ve all had access to tiny, affordable Systems on a Module. These wunderchips are complete Linux systems with WiFi, a halfway decent GPU, and enough memory to run a real system. This is the perfect platform to base a tablet build on, the only problem is that someone has to actually do it. ...
45
20
[ { "comment_id": "6154375", "author": "Prof. Fartsparkle", "timestamp": "2019-06-06T19:00:13", "content": "The boards so far are just a training exercise to get accustomed to the hardware. Next up will be the actual PCB that will sit in the tablet :)Including a first test for the modular peripherals ...
1,760,373,889.69358
https://hackaday.com/2019/06/06/fablab-saigon-celebrates-a-belated-arduino-day/
Fablab Saigon Celebrates A Belated Arduino Day
Sean Boyce
[ "Arduino Hacks", "Hackerspaces" ]
[ "arduino day", "arduino robot", "FabLab Saigon", "IoT", "tesla coil", "vietnam" ]
https://hackaday.com/wp-…-photo.jpg?w=800
Okay, we’ve just left May and stepped into June, why are we talking about Arduino Day — traditionally a March 16 th event where makers congregate and share projects? I live in Ho Chi Minh City, and the event tends to take place in mid-May, but the enthusiasm and collaborative spirit are just as strong. Organized by the...
3
2
[ { "comment_id": "6154369", "author": "Comedicles", "timestamp": "2019-06-06T18:24:17", "content": "There’s a new Arduino?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6160445", "author": "Ram Red", "timestamp": "2019-06-29T10:40:27", ...
1,760,373,889.792956
https://hackaday.com/2019/06/06/dashing-diademata-delivers-second-generation-ros/
Dashing Diademata Delivers Second Generation ROS
Roger Cheng
[ "Robots Hacks" ]
[ "autonomous robot", "autonomous vehicle", "modular robot", "modular robotics", "Robot Operating System", "robots", "ros", "ROS 2" ]
https://hackaday.com/wp-…00x450.jpg?w=800
A simple robot that performs line-following or obstacle avoidance can fit all of its logic inside a single Arduino sketch. But as a robot’s autonomy increases, its corresponding software gets complicated very quickly. It won’t be long before diagnostic monitoring and logging comes in handy, or the desire to encapsulate...
7
7
[ { "comment_id": "6154311", "author": "Tegwyn☠Twmffat", "timestamp": "2019-06-06T15:36:55", "content": "I’m glad I never went for ROS 1. Maybe this version will indeed tip the adoption balance as Roger hinted?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6154...
1,760,373,889.520152
https://hackaday.com/2019/06/06/the-atomic-pi-is-it-worth-it/
The Atomic Pi: Is It Worth It?
Brian Benchoff
[ "Hackaday Columns", "Reviews" ]
[ "Atomic Pi", "intel", "raspberry pi", "x86" ]
https://hackaday.com/wp-…Header.jpg?w=800
Several months ago, a strange Kickstarter project from ‘Team IoT’ appeared that seemed too good to be true. The Atomic Pi was billed as a high-power alternative to the Raspberry Pi, and the specs are amazing. For thirty five American buckaroos, you get a single board computer with an Intel processor. You get 16 Gigs of...
140
50
[ { "comment_id": "6154271", "author": "Ken Hansen", "timestamp": "2019-06-06T14:31:59", "content": "Confused about this review, in no particular order:Comparing a $35 ‘board’ with a $100-130 computer system is a bit disingenuous.Plain as day this review says the board does what it claims – x86, HDMI,...
1,760,373,890.22421
https://hackaday.com/2019/06/06/assessing-nozzle-wear-in-3d-printers/
Assessing Nozzle Wear In 3D-Printers
Dan Maloney
[ "3d Printer hacks" ]
[ "3d printer", "analysis", "bore", "chamfer", "destructive testing", "extruder", "filament", "Nozzle", "teardown" ]
https://hackaday.com/wp-…enshot.png?w=800
How worn are your nozzles? It’s a legitimate question, so [Stefan] set out to find out just how bad 3D-printer nozzle wear can get . The answer, as always, is “It depends,” but exploring the issue turns out to be an interesting trip. Reasoning that the best place to start is knowing what nozzle wear looks like, [Stefan...
15
8
[ { "comment_id": "6154219", "author": "Jim McCracken", "timestamp": "2019-06-06T12:14:27", "content": "I immediately identified the sprial profile in the cheap nozzle! My old Makerbot Cupcake prints that shape when making cylinders – its caused by the threaded rods on which the nozzle rides being no...
1,760,373,889.746965
https://hackaday.com/2019/06/06/infineon-buys-cypress-for-10b/
Infineon Buys Cypress For $10B
Brian Benchoff
[ "News" ]
[ "cypress", "merger and acquisition", "mergers and acquisitions" ]
https://hackaday.com/wp-…header.jpg?w=800
Infineon will acquire Cypress Semiconductors for nearly $10 Billion dollars. This is the latest merger or acquisition in the semiconductor industry, and these mergers and acquisitions show no sign of stopping anytime soon. Infineon’s market currently consists mostly of products aimed at the automotive market and power ...
11
5
[ { "comment_id": "6154197", "author": "Tegwyn☠Twmffat", "timestamp": "2019-06-06T10:39:52", "content": "YAY …. Big lover of Infineum products and tech support here. Main MCU used in my agrirobot project here:https://hackaday.io/project/90057-autonomous-agri-robot-control-system. Nobody seems to know...
1,760,373,889.888381
https://hackaday.com/2019/06/05/you-dont-need-that-bulky-crt-oscilloscope-anymore/
You Don’t Need That Bulky CRT Oscilloscope Anymore
Bryan Cockfield
[ "Tool Hacks" ]
[ "android", "Atmel", "ATXmega", "function generator", "open source", "oscilloscope", "rasberry pi", "raspberry pi", "usb" ]
https://hackaday.com/wp-…e-main.jpg?w=800
While it might be nice to use a $4,000 oscilloscope in a lab at a university or well-funded corporate environment, a good portion of us won’t have access to that kind of equipment in our own home shops. There are a few ways of getting a working oscilloscope without breaking the bank, though. One option is to find old C...
92
31
[ { "comment_id": "6154147", "author": "George", "timestamp": "2019-06-06T05:35:40", "content": "Comparing this to a fully-fledged oscilloscope is silly, let alone a $4k one, even if it’s a CRT. 100kHz bandwidth is barely usable for anything in the real world other than audio.I’ll keep my “bulky CRT D...
1,760,373,890.019293
https://hackaday.com/2019/06/05/storm-chasers-score-bullseye-on-tornado-with-instrument-packed-rocket/
Storm Chasers Score Bullseye On Tornado With Instrument-Packed Rocket
Dan Maloney
[ "Science", "Wireless Hacks" ]
[ "IMU", "LoRa", "rocket", "sensor", "storm", "telemetry", "tornado" ]
https://hackaday.com/wp-…194630.png?w=800
Model rockets are a heck of a lot of fun, and not a few careers in science and engineering were jump-started by the thrilling woosh and rotten-egg stench of an Estes rocket launch. Adding simple instrumentation to the rocket doubles the fun by allowing telemetry to be sent back, or perhaps aiding in recovery of a lost ...
16
4
[ { "comment_id": "6154120", "author": "Daniel", "timestamp": "2019-06-06T02:10:35", "content": "I live there (along the path), scary shtick. It was an EF5 for a short time before the speedway.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154130", "...
1,760,373,889.840439
https://hackaday.com/2019/06/05/solder-smds-with-a-pan-o-sand/
Solder SMDs With A Pan O’ Sand
Lewin Day
[ "Tool Hacks" ]
[ "sand", "smd soldering", "soldering" ]
https://hackaday.com/wp-…and800.jpg?w=800
For those that grew up working with through-hole components, surface mount parts can be challenging to deal with. However, there are plenty of techniques out there that are more than accessible to the DIY set. With the right gear, soldering SMD boards is a snap – just get yourself a hot pan of sand (Youtube link, embed...
37
13
[ { "comment_id": "6154094", "author": "Jon H", "timestamp": "2019-06-05T23:07:32", "content": "Does it need to be an induction cooktop or is that just conveniently non-burny?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154095", "author": "Art Mezi...
1,760,373,890.29596
https://hackaday.com/2019/06/05/overengineering-the-humble-usb-power-bank/
Overengineering The Humble USB Power Bank
Tom Nardi
[ "Peripherals Hacks" ]
[ "18650 cell", "3D printed enclosure", "inverter", "power bank", "USB Power" ]
https://hackaday.com/wp-…k_feat.jpg?w=800
Back in the flip phone days, you could get through the whole weekend before you had to even think about plugging the thing in. But as the processing power of our mobile devices increased, so to did their energy consumption. Today you’re lucky if your phone doesn’t die before you make it home at the end of the day. To a...
21
12
[ { "comment_id": "6154066", "author": "no_connectivity", "timestamp": "2019-06-05T20:44:07", "content": "what soldering iron is that in the video", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154088", "author": "Sam Dickinson", "timestamp": ...
1,760,373,890.359128
https://hackaday.com/2019/06/05/protect-yourself-and-your-project-while-working-with-mains-power/
Protect Yourself — And Your Project — While Working With Mains Power
Ted Yapo
[ "The Hackaday Prize", "Tool Hacks" ]
[ "2019 Hackaday Prize", "mains power", "variac" ]
https://hackaday.com/wp-…atured.jpg?w=800
When debugging ordinary low-voltage circuitry, you’re pretty safe: unless you have some really power-hungry devices that need a ton of current, there aren’t that many truly bad things that can happen, so you can take a lot of liberties with electrical-safety rules. With mains-powered devices, you don’t have this luxury...
33
10
[ { "comment_id": "6154029", "author": "mrrepel", "timestamp": "2019-06-05T18:40:00", "content": "You can also use an incandescent light bulb in series as current limiter, works perfect.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154035", "author"...
1,760,373,890.431204
https://hackaday.com/2019/06/05/circuit-vr-resistance-measurement-with-four-wires/
Circuit VR: Resistance Measurement With Four Wires
Al Williams
[ "Hackaday Columns", "how-to" ]
[ "circuit vr", "four wire", "kelvin", "resistance" ]
https://hackaday.com/wp-…cuitvr.jpg?w=800
If you want to measure resistance and you know Ohm’s law, it seems like you have an easy answer, right? Feed a known current through the thing you want to measure and read the voltage required. A little math, and that’s it. Or is it? If you are measuring reasonably large resistance and you don’t mind small inaccuracies...
13
7
[ { "comment_id": "6154006", "author": "Wright four", "timestamp": "2019-06-05T17:11:12", "content": "Once I was helping my dad fix some kind of electronics project, it was really long ago so I don’t remember what it was exactly. Anyway, he asked me to read the resistance of some component. Me, being ...
1,760,373,890.486903
https://hackaday.com/2019/06/05/gamifying-household-chores-helps-get-the-kids-to-pitch-in/
Gamifying Household Chores Helps Get The Kids To Pitch In
Lewin Day
[ "classic hacks" ]
[ "chores", "task manager" ]
https://hackaday.com/wp-…ngy800.jpg?w=800
It’s rare to find anyone that gets excited about doing chores. This can lead to members of a household abrogating their duties. In these cases, enforcement is a common tactic. Tired of laminated chore grids and inconsistent results, [alastair-a] decided to tech up with an electronic chore tracking system. [alastair-a]’...
5
4
[ { "comment_id": "6154005", "author": "BillyBob", "timestamp": "2019-06-05T17:08:40", "content": "Who is this Hoover who lives downstairs?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6154081", "author": "BernieM", "timestamp": "2019-06-05T2...
1,760,373,890.737725
https://hackaday.com/2019/06/05/life-on-contract-product-development-lessons-big-and-small/
Life On Contract: Product Development Lessons Big And Small
Bob Baddeley
[ "Business", "Featured", "Slider" ]
[ "business", "collaboration", "product design", "product development" ]
https://hackaday.com/wp-…opment.jpg?w=800
Developing a product and getting it out there to build a business is really hard. Whether it’s a single person acting alone to push their passion to the public, or a giant corporation with vast resources, everyone has to go through the same basic steps, and everyone needs to screw those steps up in the same way. The re...
7
6
[ { "comment_id": "6153962", "author": "Rog Fanther", "timestamp": "2019-06-05T14:25:08", "content": "As for the part of “cross-functional collaboration”, just a little consideration : you need a good “scope is defined, constraints set, and level of investment negotiated ” and, along with that, good m...
1,760,373,891.749317
https://hackaday.com/2019/06/07/this-week-in-security-nvidia-ransomware-retirement-and-a-toctou-bug-in-docker/
This Week In Security: Nvidia, Ransomware Retirement, And A TOCTOU Bug In Docker
Jonathan Bennett
[ "computer hacks", "Hackaday Columns", "Security Hacks" ]
[ "Bluekeep", "docker", "NVIDIA", "TOCTOU" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
Nvidia’s GeForce Experience (GFE) is the companion application for the Nvidia drivers, keeping said drivers up to date, as well as adding features around live streaming and media capture. The application runs as two parts, a GUI, and a system service, using an HTTP API to communicate. [David Yesland] from Rhino Securit...
2
2
[ { "comment_id": "6154636", "author": "Ostracus", "timestamp": "2019-06-07T15:16:00", "content": "” More efficient than a full virtual machine while boasting nearly the same security advantages…”“Nearly” for some of the audience squeaks by. I’ve heard others say Docker isn’t security.", "parent_i...
1,760,373,890.69547