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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2017/09/25/seek-out-scammers-with-skimmer-scanner/ | Seek Out Scammers With Skimmer Scanner | Jenny List | [
"Security Hacks"
] | [
"card skimmer",
"credit card skimmer",
"skimmer",
"sparkfun"
] | Last week we reported on some work that Sparkfun had done in
reverse engineering a type of hardware card skimmer
found installed in gasoline pumps incorporating card payment hardware. The device in question was a man-in-the-middle attack, a PIC microcontroller programmed to listen to the serial communications between c... | 39 | 14 | [
{
"comment_id": "4071952",
"author": "djsmiley2k",
"timestamp": "2017-09-25T15:38:36",
"content": "I’m guessing it *may* say it on the linked site (not read it yet) but do not remove the scanner – instead contact enforcement who can do so.You’re dealing with criminals, who while they will likely do ... | 1,760,374,664.805509 | ||
https://hackaday.com/2017/09/25/the-electronics-markets-of-ho-chi-minh-city-vietnam/ | The Electronics Markets Of Ho Chi Minh City, Vietnam | Sean Boyce | [
"Featured",
"Interest",
"Parts",
"Slider"
] | [
"electronics market",
"FabLab Saigon",
"market",
"sourcing locally",
"tour",
"vietnam"
] | When we think about world-famous electronics markets in Asia, usually Shenzhen, Tokyo’s Akihabara, or Shanghai’s Beijing Road come to mind.
There’s another market that I’ve had my eye on for a few years: Nhật Tảo market in Ho Chi Minh City, Vietnam. It might not be as large or accessible as the more well-known markets,... | 56 | 15 | [
{
"comment_id": "4071176",
"author": "Sjaak",
"timestamp": "2017-09-25T14:32:40",
"content": "Looks like a nice market to explore.Too bad most markets are getting replace by online variants like ebay and taobao. Comparing e.g. the HQB the first time I was there in 2012 and the last time I was there ... | 1,760,374,664.558402 | ||
https://hackaday.com/2017/09/25/3d-printing-aluminum-with-nanoparticles/ | 3D Printing Aluminum With Nanoparticles | Al Williams | [
"3d Printer hacks",
"News"
] | [
"3d printing",
"aluminum",
"metal 3d printing"
] | We love our 3D printers. But sometimes we really wish we could print in metal. While metal printing is still out of reach for most of us, HRL Labs
announced a powdered aluminum printing process
that they claim is a breakthrough because it allows printing (and welding) of high-strength aluminum alloys that previously we... | 20 | 7 | [
{
"comment_id": "4069750",
"author": "Internet",
"timestamp": "2017-09-25T12:08:50",
"content": "How good are the lungs at clearing zirconium-based nanoparticles?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4071070",
"author": "e",
"timest... | 1,760,374,664.857684 | ||
https://hackaday.com/2017/09/25/push-buttons-create-music-with-a-midi-fighter/ | Push Buttons, Create Music With A MIDI Fighter | James Hobson | [
"Arduino Hacks",
"Musical Hacks"
] | [
"arcade",
"arcade button",
"atmega",
"fighter",
"Fusion 360",
"instrument",
"KiCAD",
"midi",
"music",
"Sanwa"
] | Musicians have an array of electronic tools at their disposal to help make music these days. Some of these are instruments in and of themselves, and [Wai Lun] — inspired by the likes of Choke and Shawn Wasabi — built himself a
midi fighter
Midi fighters are programmable instruments where each button can be either a not... | 10 | 5 | [
{
"comment_id": "4068357",
"author": "mikecauser",
"timestamp": "2017-09-25T09:42:44",
"content": "Cool project. Nice work!I always wanted to build one, but they are so cheap now to buy.eg. launchpad mini is ~$140, has 64 buttons and works with Ableton and Fruity Loops.https://www.jbhifi.com.au/head... | 1,760,374,664.409023 | ||
https://hackaday.com/2017/09/24/a-very-2017-take-on-a-bbc-micro/ | A Very 2017 Take On A BBC Micro | Jenny List | [
"classic hacks"
] | [
"acorn",
"BBC Micro",
"blackice",
"fpga",
"mystorm"
] | In the early 1980s, there were a plethora of 8-bit microcomputers on the market, and the chances are that if you were interested in such things you belonged to one of the different tribes of enthusiasts for a particular manufacturer’s product. If you are British though there is likely to be one machine that will provid... | 12 | 6 | [
{
"comment_id": "4066237",
"author": "Jan",
"timestamp": "2017-09-25T06:46:18",
"content": "cool project.But text like this always makes me grin “by porting it entirely to Verilog and incorporating some of the bug fixes from their various forks” because what it also means is that it will be introduc... | 1,760,374,664.906925 | ||
https://hackaday.com/2017/09/23/giving-a-4k-webcam-special-eyes/ | Giving A 4k Webcam Special Eyes | Dan Maloney | [
"digital cameras hacks"
] | [
"C-mount",
"CCD",
"CS-mount",
"lens",
"Logitech Brio",
"optics",
"webcam"
] | It’s a problem as old as photography: your camera is only as good as your lens. As cameras shrink, so do lenses, and so do the options for upgrading to a better lens. And forget about switching to a different focal length or aperture — it’s often just not an option. Unless you make it an option by
adding a CS lens moun... | 4 | 3 | [
{
"comment_id": "4063382",
"author": "Adobe/Flash hater",
"timestamp": "2017-09-25T01:03:52",
"content": "I’ve looked at some older digital cameras and thought that I would like to try something like this.But for me the cost of a 3-D printer and supplies is on par or above just buying a “last genera... | 1,760,374,664.948013 | ||
https://hackaday.com/2017/09/23/emmc-hacks-for-the-speed-and-capacity-upgrade-win/ | EMMC Hacks For The Speed And Capacity Upgrade Win | Jenny List | [
"Parts"
] | [
"96boards HiKey",
"emmc",
"eMMC controller",
"HiKey",
"soldering"
] | You could say that it is the essence of a site like this one, that the kind of people who form our readership are also the kind of people who examine the specs of the devices in front of them to reveal hidden features. Such was the case with [Ryan], who noticed that
the eMMC controller on his 96Boards HiKey development... | 12 | 2 | [
{
"comment_id": "4058195",
"author": "ahcsalan",
"timestamp": "2017-09-24T02:12:18",
"content": "I’m not sure turning on a documented feature and replacing a part with a larger capacity really qualifies as a hack… but /shrug.. kudos I guess.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,374,664.658182 | ||
https://hackaday.com/2017/09/23/playing-mario-on-an-oscilliscope/ | Playing Mario On An Oscilliscope | Rich Hawkes | [
"hardware",
"Microcontrollers",
"Nintendo Hacks"
] | [
"mario",
"oscilloscope",
"stm32"
] | Any display can be connected to a microcontroller and used as a display if you know the protocol to use and have enough power in your micro. Sometimes, an odd display is used just “because it’s there.” This seems to be the case for Reddit user [phckopper], who has used a STM32 and a PS2 joystick to
play a version of a ... | 8 | 5 | [
{
"comment_id": "4058434",
"author": "Rafael Lawisch",
"timestamp": "2017-09-24T03:27:09",
"content": "What a wonderful day it is, that I open HaD and see a friend being featured. He’s a render, too, and I think he’ll give more details.",
"parent_id": null,
"depth": 1,
"replies": []
},... | 1,760,374,664.451526 | ||
https://hackaday.com/2017/09/23/hackaday-prize-entry-infrared-vein-illumination/ | Hackaday Prize Entry: Infrared Vein Illumination | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"assistive technologies",
"ir",
"NIR"
] | Phlebotomy is a fun word, and the fine art of finding veins. While the skill of putting needles in arms is honed by nurses and physicians over the course of decades, there are, of course, technological solutions to finding veins. One of the more impressive medical devices that does this uses near-infrared imaging — bas... | 18 | 6 | [
{
"comment_id": "4057388",
"author": "sam",
"timestamp": "2017-09-23T20:48:44",
"content": "The professional units can also be built for less than a hundred dollars but no manufacturer is going to sale it to you for that much as there are other things that need to be accounted for such as certificat... | 1,760,374,664.610622 | ||
https://hackaday.com/2017/09/23/3d-printing-at-maker-faire/ | 3D Printing At Maker Faire | Brian Benchoff | [
"3d Printer hacks",
"cons",
"Hackaday Columns"
] | [
"maker faire",
"NY Maker Faire",
"World Maker Faire"
] | The current trend of cheap, desktop, consumer 3D printers arguably began at the World Maker Faire in New York several years ago. What began with just a single printer exploded into a mindless proliferation of extrusion boxes, and by 2012, every single booth
had
to have a 3D printer on display no matter how applicable a... | 24 | 9 | [
{
"comment_id": "4057439",
"author": "Owen Phillips",
"timestamp": "2017-09-23T21:36:03",
"content": "Anybody got any more info on the laser filament sensor? It sounds like a real game changer – and I can’t figure out what kind of sensor they would have used.",
"parent_id": null,
"depth": 1,... | 1,760,374,664.732082 | ||
https://hackaday.com/2017/09/23/the-tiny-25-pocketbone/ | The Tiny, $25 PocketBeagle | Brian Benchoff | [
"ARM"
] | [
"beaglebone",
"maker faire",
"Octavo",
"Octavo Systems",
"PocketBeagle",
"Pocketbone"
] | It was announced a day or two ago, but now the PocketBeagle has made its first real-world appearance
at the World Maker Faire in New York this weekend
. This is a tiny, tiny Linux computer that’s small enough to fit on a keychain, or in an Altoids mini tin. It’s only $25 USD, and from the stock lists on Mouser and Digi... | 44 | 17 | [
{
"comment_id": "4057044",
"author": "Dielectric",
"timestamp": "2017-09-23T17:16:36",
"content": "Looks like it would fit in the smaller sized Altoids tins, can anyone comfirm/deny?What’s up with the extra Cortex M3 in the description? It’s not shown in the Octavio block diagram, but that would be... | 1,760,374,665.183749 | ||
https://hackaday.com/2017/09/23/quick-and-dirty-blimp-mount-for-a-shotgun-mike/ | Quick And Dirty Blimp Mount For A Shotgun Mike | John Baichtal | [
"hardware"
] | [
"blimp mount",
"garden grid",
"microphone",
"PVC"
] | Sometimes you don’t have the hardware you need, and you can either do without or let the project’s needs inspire you to create an alternative. That’s pretty sweet, and it’s even sweeter when you find a solution that’s dirt cheap.
[Chu_st] created a sub-$10 blimp mount for his shotgun mike. It consists of a PVC pipe whi... | 11 | 7 | [
{
"comment_id": "4056651",
"author": "Matt",
"timestamp": "2017-09-23T14:15:18",
"content": "Who else thought this post was going to be about weaponized dirigibles?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4059589",
"author": "Dave Davidson",
... | 1,760,374,665.091436 | ||
https://hackaday.com/2017/09/22/security-questions-and-questionable-securities/ | Ask Hackaday: Security Questions And Questionable Securities | Lewin Day | [
"Ask Hackaday",
"Interest",
"Security Hacks"
] | [
"password",
"security",
"security question"
] | Your first school. Your mother’s maiden name. Your favorite color. These are the questions we’re so used to answering when we’ve forgotten a password and need to get back into an account. They’re not a password, yet in many cases have just as much power. Despite this, they’re often based on incredibly insecure informat... | 41 | 30 | [
{
"comment_id": "4054549",
"author": "smart as hell",
"timestamp": "2017-09-22T17:09:17",
"content": "To avoid that I never give phone number.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4054560",
"author": "BrunoC",
"timestamp": "2017-09-22T17:13:2... | 1,760,374,666.261904 | ||
https://hackaday.com/2017/09/22/customizable-pcb-business-card/ | Customizable PCB Business Card | John Baichtal | [
"Arduino Hacks"
] | [
"attiny85",
"circuit board",
"fritzing",
"pcb",
"usb"
] | [Corey Harding] designed his business card as a
USB-connectable demonstration of his skill
. If potential manager inserts the card in a USB drive, open a text editor, then touches the copper pad on the PCB, [Corey]’s contact info pops up in the text box.
In addition to working as a business card, the PCB also works as ... | 19 | 9 | [
{
"comment_id": "4054270",
"author": "tomás zerolo",
"timestamp": "2017-09-22T15:35:47",
"content": "Cool project. I guess it plays a keyboard and types the contact information (hopefully) into the just opened editor?And… Fritzing is Free Software. Yay!",
"parent_id": null,
"depth": 1,
"... | 1,760,374,665.832014 | ||
https://hackaday.com/2017/09/22/network-analysers-the-electrical-kind/ | Network Analysers: The Electrical Kind | Inderpreet Singh | [
"Engineering",
"Featured"
] | [
"diy",
"equipment",
"gear",
"materials",
"measurement",
"Network analyzer",
"radio",
"SNA",
"test equipment",
"vector network analyzer",
"vna"
] | Instrumentation has progressed by leaps and bounds in the last few years, however, the fundamental analysis techniques that are the foundation of modern-day equipment remain the same. A network analyzer is an instrument that allows us to characterize RF networks such as filters, mixers, antennas and even new materials ... | 18 | 10 | [
{
"comment_id": "4054129",
"author": "Christian",
"timestamp": "2017-09-22T14:43:01",
"content": "A quick note re: your salvaged BNC connectors. If they are from a DVR they are likely the ‘video’ type which is a 75 ohm connector, rather than the usual RF impedance of 50 ohms. They are sort of mech... | 1,760,374,665.99119 | ||
https://hackaday.com/2017/09/22/reviving-a-25-generator/ | Reviving A $25 Generator | Adam Fabio | [
"Tool Hacks"
] | [
"engine",
"generac",
"generator",
"genset",
"piston",
"rings"
] | [Jennies Garage] found a used and abused inverter based generator in the clearance section of his local home improvement store. The generator had been returned on a warranty claim and was deemed uneconomical to fix. Originally $799, [Jennies Garage]
picked it up for just $25
. He documented his quest to get the device ... | 35 | 9 | [
{
"comment_id": "4053400",
"author": "Erik Christiansen",
"timestamp": "2017-09-22T11:22:49",
"content": "Ahah, he fixed the generator’s motor – for a very snazzy return on outlay, indeed.When our little 2 KVA generator drooped to 190 Vrms (from 240), after around 25 years of heavy use, and two or t... | 1,760,374,666.06163 | ||
https://hackaday.com/2017/09/22/arduino-and-pi-breathe-new-life-into-jukebox/ | Arduino And Pi Breathe New Life Into Jukebox | Al Williams | [
"Arduino Hacks",
"Raspberry Pi"
] | [
"arduino",
"jukebox",
"python",
"raspberry pi",
"resin casting",
"restoration",
"silicone mold",
"wurlitzer"
] | What do you do when someone gives you a Wurlitzer 3100 jukebox from 1969, but keeps all the records? If you are like [Tijuana Rick], you grab an Arduino and a Rasberry Pi and turn it into
a really awesome digital music player
.
We’ll grant you, making a music player out of a Raspberry Pi isn’t all that cutting edge, bu... | 6 | 4 | [
{
"comment_id": "4054311",
"author": "ReallyLameUsername",
"timestamp": "2017-09-22T15:49:20",
"content": "Feel sad, I picked up a broken wurlitzer carousel jukebox with the intention of doing something similar a few years back, but chose to repair the mechanism and control systems instead and aquir... | 1,760,374,665.726998 | ||
https://hackaday.com/2017/09/21/fpga-clocks-for-software-developers-or-anyone/ | FPGA Clocks For Software Developers (or Anyone) | Al Williams | [
"News"
] | [
"clock",
"digital logic",
"fpga",
"hdl",
"logic",
"verilog",
"vhdl"
] | It used to be that designing hardware required schematics and designing software required code. Sure, a lot of people could jump back and forth, but it was clearly a different discipline. Today, a lot of substantial digital design occurs using a hardware description language (HDL) like Verilog or VHDL. These look like ... | 18 | 7 | [
{
"comment_id": "4052752",
"author": "Ostracus",
"timestamp": "2017-09-22T05:27:27",
"content": "“The section of the post about how much logic to put between clocks is what you usually call “making timing.” The FPGA tools have a scary amount of data about how much time it takes for a signal to trave... | 1,760,374,666.114469 | ||
https://hackaday.com/2017/09/21/the-longest-tech-support-call-apollo-14-computer-hack/ | The Longest Tech Support Call: Apollo 14 Computer Hack | Al Williams | [
"classic hacks"
] | [
"abort",
"apollo",
"apollo 14",
"DSKY",
"moon",
"nasa"
] | Deep-voiced and aptly named [Scott Manley] posted a video about
the computer hack that saved Apollo 14
. Unlike some articles about the incident, [Scott] gets into the technical details in an entertaining way. If you don’t remember, Apollo 14 had an issue where the abort command button would occasionally signal when it... | 12 | 7 | [
{
"comment_id": "4052615",
"author": "Olsen",
"timestamp": "2017-09-22T03:06:56",
"content": "Wow! Now I want to build a replica!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4052692",
"author": "Ostracus",
"timestamp": "2017-09-22T04:13:29... | 1,760,374,665.775983 | ||
https://hackaday.com/2017/09/24/laser-smoothies-at-maker-faire/ | Laser Smoothies At Maker Faire | Brian Benchoff | [
"cnc hacks",
"cons"
] | [
"Cohesion3d",
"K40",
"laser cutter",
"maker faire",
"smoothieboard"
] | This year at Maker Faire, laser cutters were all the rage.
Dremel announced a 40W laser cutter
, but it won’t be available for purchase until this time next year, there is no price yet, and therefore doesn’t deserve further mention. Glowforge was out in full force, but the most interesting aspect of the Glowforge — a c... | 25 | 7 | [
{
"comment_id": "4063954",
"author": "Dafydd Roche",
"timestamp": "2017-09-25T02:18:44",
"content": "I have one of these boards and its been a MASSIVE improvement over the moshidraw BS that came with the machine.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,374,666.18435 | ||
https://hackaday.com/2017/09/24/hackaday-links-september-24-2017/ | Hackaday Links: September 24, 2017 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"app note",
"dac",
"elon",
"Elon Musk",
"maker faire",
"Prusa i3",
"raspberry pi",
"SpaceX",
"star trek"
] | This is it. After twelve years
we finally have a new Star Trek
. Star Trek: Discovery (we’re using ST:DSC as the abbreviation) is airing
right about when this post goes up
. Next week, you’ll have to pay CBS $6USD a month to get your Star Trek fix, and
today
might be the last time a new episode of Star Trek is aired on... | 38 | 17 | [
{
"comment_id": "4062727",
"author": "macona",
"timestamp": "2017-09-24T23:23:15",
"content": "Orville is more Star Trek than the STD that CBS is trying to infect us with.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4063572",
"author": "Whatnot",
... | 1,760,374,666.337202 | ||
https://hackaday.com/2017/09/24/hackaday-prize-entry-inexpensive-emergency-button/ | Hackaday Prize Entry: Inexpensive Emergency Button | John Baichtal | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"assistive technolgy",
"emergency push button",
"ESP8266"
] | I’ve fallen and I can’t get up
. We all remember it, and we all know what product we’re talking about. Now, with cheap microcontrollers, ubiquitous WiFi, and wearable electronics, there
must
be a simpler solution.
[Jean Paradedel]’s emergency button project
is designed to replace those wearable emergency buttons, which... | 26 | 13 | [
{
"comment_id": "4061623",
"author": "Steven Clark",
"timestamp": "2017-09-24T20:34:40",
"content": "The monthly service fee is twice the BOM. (SMTP2go is $14/month on lowest plan). Is there a way to get that down by having a local device as SMTP server? In my experience it’s the perpetual cost an... | 1,760,374,666.559695 | ||
https://hackaday.com/2017/09/24/a-thoughtful-variety-of-projects-and-failures/ | A Thoughtful Variety Of Projects And Failures | Brian McEvoy | [
"home hacks",
"Laser Hacks"
] | [
"accident",
"bismuth",
"camera",
"casting",
"dangerous",
"eclipse",
"failure",
"ionic",
"laser",
"lifter",
"metal",
"photography",
"taser",
"tazer",
"transformer"
] | Our friends at [The Thought Emporium] have been bringing us delightful projects but not all of them warrant a full-fledged video. What does anyone with a bevy of small but worthy projects do? They put them all together like so many mismatched LEGO blocks.
Grab Bag #1
is the start of a semi-monthly video series which pr... | 1 | 1 | [
{
"comment_id": "4236321",
"author": "Dirty Engineer",
"timestamp": "2017-12-05T16:23:22",
"content": "Testing[IMG]https://pbs.twimg.com/media/DQOHslNVwAA3sZc.jpg[/IMG]",
"parent_id": null,
"depth": 1,
"repli... | 1,760,374,666.680388 | ||
https://hackaday.com/2017/09/24/datalogger-uses-esp32-and-esp8266-low-power-modes/ | Datalogger Uses ESP32 And ESP8266 Low Power Modes | Al Williams | [
"ARM",
"Wireless Hacks"
] | [
"data logging",
"datalogger",
"ESP32",
"ESP8266",
"logging",
"low power"
] | [G6EJD] wanted to design a low power datalogger and decided to look at the power consumption of an
ESP32
versus an
ESP8266
. You can see the video results below.
Of course, anytime someone does a power test, you have to wonder if there were any tricks or changes that would have made a big difference. However, the relat... | 64 | 16 | [
{
"comment_id": "4060297",
"author": "Andrew",
"timestamp": "2017-09-24T14:20:40",
"content": "The real question is was this done with the orig esp32 die, or the newer one that had a si bug fix that reduced sleep current?",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,374,667.105955 | ||
https://hackaday.com/2017/09/24/giant-d20-is-a-critical-hit-in-more-ways-than-one/ | Giant D20 Is A Critical Hit In More Ways Than One | James Hobson | [
"LED Hacks"
] | [
"D20",
"dd",
"dice",
"die",
"hackerspace",
"makerspace",
"theatre"
] | [Mikael Vejdemo-Johansson] is a member of the NYC Resistor hackerspace and an avid fan of a D&D themed improv theatre called The Campaign. To show his appreciation, he decided to gift them a Christmas present:
a giant D20
. The original plan called for integrated LEDs to burst alight on a critical hit or miss, or let o... | 18 | 5 | [
{
"comment_id": "4059988",
"author": "Royell",
"timestamp": "2017-09-24T12:37:37",
"content": "1.Use accelerometer to activate circuit on die throw.2.Circuit uses photosensitive component of choice and decrees electronics to check light levels on faces.3.If face polar opposite twenty (one) is covere... | 1,760,374,666.962188 | ||
https://hackaday.com/2017/09/24/game-boy-advance-hiding-in-a-medical-device/ | Game Boy Advance Hiding In A Medical Device | Steven Dufresne | [
"Medical Hacks",
"Slider"
] | [
"ecg",
"game boy",
"game boy advance",
"Game Boy Advance SP",
"heart monitor"
] | It turns out that medical manufacturers also do hacking once in a while. [Jana Marie Hemsing] recently
tweeted a photo of an ECG-Trigger-Unit
that she’d opened up. Inside she found that the LCD screen was that of a Game Boy Advance (GBA) and the reason she could tell was that the screen’s original case was still there,... | 57 | 23 | [
{
"comment_id": "4059282",
"author": "Joan",
"timestamp": "2017-09-24T08:06:02",
"content": "That’s too awesome :D",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4059321",
"author": "NK",
"timestamp": "2017-09-24T08:11:02",
"content": "i like it, g... | 1,760,374,666.845929 | ||
https://hackaday.com/2017/09/23/building-this-tardis-is-anything-but-a-snap/ | Building This TARDIS Is Anything But A Snap | James Hobson | [
"Arduino Hacks",
"hardware"
] | [
"adafruit",
"capacitive sensor",
"dr. who",
"Icstation",
"tardis",
"Trinket"
] | As an avid fan of the show Dr Who, [Adam Sifounakis] saw a model for a laser-cut TARDIS that piqued his curiosity that eventually grew into a multi-week project involving multiple setbacks, missteps, revamps and — finally — gratification. Behold, his
sound activated TARDIS
.
First and foremost, assembling and painting ... | 9 | 5 | [
{
"comment_id": "4056392",
"author": "SQ2KTN",
"timestamp": "2017-09-23T11:36:52",
"content": "I’m still waiting for a fully functional replica of TARDIS",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4057012",
"author": "JPLeRouzic",
"timest... | 1,760,374,666.90032 | ||
https://hackaday.com/2017/09/23/scooter-wheels-keep-diy-barn-doors-on-track/ | Scooter Wheels Keep DIY Barn Doors On Track | Kristina Panos | [
"hardware",
"how-to"
] | [
"barn doors",
"design",
"DIY build",
"razor scooter"
] | [MotoGeeking] built a giant spray booth and is in the process of making customized, air-filtering barn doors for it. When it came to buy hardware to move the doors, though, he found all the ready-made options to be prohibitively expensive. You know what comes next:
he designed barn door hardware from the ground up, and... | 6 | 6 | [
{
"comment_id": "4056259",
"author": "Perry",
"timestamp": "2017-09-23T09:08:41",
"content": "Great job.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4056326",
"author": "Oliver",
"timestamp": "2017-09-23T10:30:03",
"content": "Looking good, but ... | 1,760,374,667.004814 | ||
https://hackaday.com/2017/09/22/cheap-full-duplex-software-defined-radio-with-the-limesdr/ | Cheap, Full-Duplex Software Defined Radio With The LimeSDR | Brian Benchoff | [
"Crowd Funding",
"Radio Hacks",
"Slider"
] | [
"crowdfunding",
"LimeSDR",
"LimeSDR mini",
"sdr"
] | A few years ago, we saw the rise of software-defined radios with the HackRF One and the extraordinarily popular RTL-SDR USB TV tuner dongle. It’s been a few years, and technology is on a never-ending upwards crawl to smaller, cheaper, and more powerful widgets. Now, some of that innovation is making it to the world of ... | 43 | 12 | [
{
"comment_id": "4056048",
"author": "Ostracus",
"timestamp": "2017-09-23T05:12:44",
"content": "Hobbyist indeed. But I imagine a lot of commercial devices use it behind the scenes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4056229",
"author": "... | 1,760,374,667.289228 | ||
https://hackaday.com/2017/09/22/8-channel-adc-for-the-raspberry-pi/ | 8-Channel ADC For The Raspberry Pi | Lewin Day | [
"Raspberry Pi"
] | [
"adc",
"analog to digital",
"Analog-to-digital converter",
"hat",
"raspberry pi"
] | The Raspberry Pi is a powerful embedded computing platform. However, for all its Linux-based muscle, it lacks one thing that even the simplest 8-bit microcontrollers usually have – analog-to-digital conversion. There are a great many ways to rectify this shortcoming, and [Chris Burgess] has brought us another –
with an... | 10 | 4 | [
{
"comment_id": "4055827",
"author": "BrianW",
"timestamp": "2017-09-23T02:15:50",
"content": "Obligatory HaD nit-pick: No power protection/surge suppression on the 3V3 or 5V tap? Hello corrupting the SD image.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": ... | 1,760,374,667.344429 | ||
https://hackaday.com/2017/09/22/solar-tide-clock-keeps-track-of-the-moon/ | Solar Tide Clock Keeps Track Of The Moon | John Baichtal | [
"Arduino Hacks",
"clock hacks"
] | [
"Adafruit Feather",
"clock",
"DS3231 RTC",
"tide clock"
] | Old fashioned tide clocks were an attempt to predict high tide by timing the rising and setting of the moon. When you looked at one you could see how many hours until the next high tide. [rabbitcreek] wanted to make his own
version of the tide clock
that does a better job of predicting the actual high tide than those o... | 1 | 1 | [
{
"comment_id": "4055563",
"author": "nsayer",
"timestamp": "2017-09-22T23:15:09",
"content": "They may not be terribly accurate, but tide clocks (as well as lunar phase clocks and sidereal clocks) are at least pretty easy to make.https://hackaday.io/project/5880-crazy-clock",
"parent_id": null,... | 1,760,374,667.874649 | ||
https://hackaday.com/2017/09/22/making-a-gun-without-a-3d-printer/ | Making A Gun Without A 3D Printer | Bryan Cockfield | [
"Tool Hacks"
] | [
"aluminum can",
"AR-15",
"blacksmith",
"forge",
"furnace",
"gun",
"machine",
"mold",
"shop"
] | Around four years ago the world was up in arms over the first gun to be 3D printed. The hype was largely due to the fact that most people don’t understand how easy it is to build a gun
without
a 3D printer. To that end, you don’t even need access to metal stock, as [FarmCraft101] shows us with
this gun made out of melt... | 120 | 24 | [
{
"comment_id": "4055044",
"author": "Ren",
"timestamp": "2017-09-22T20:11:55",
"content": "Back in the ’80’s when Russia was occupying Afghanistan, CBS “60 Minutes” had an article about the Mujahedin resistance.Their camera crew documented in a small village the construction of an AK-47. It starte... | 1,760,374,667.61374 | ||
https://hackaday.com/2017/09/22/hackaday-prize-entry-haptivision-creates-a-net-of-vibration-motors/ | Hackaday Prize Entry: HaptiVision Creates A Net Of Vibration Motors | John Baichtal | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"assistive technolgy",
"haptic",
"intel go",
"Intel RealSense"
] | HaptiVision
is a haptic feedback system for the blind that builds on a wide array of vibration belts and haptic vests. It’s a smart concept, giving the wearer a warning when an obstruction comes into sensor view.
The earliest research into haptic feedback wearables used ultrasonic sensors, and more recent developments ... | 12 | 7 | [
{
"comment_id": "4054911",
"author": "Art Mezins",
"timestamp": "2017-09-22T19:17:56",
"content": "A similar approach that isn’t so large, would be to use an array of electrodes providing a mild “shock” to a point in the same fashion as these vibrators. Or maybe, use small, vibrating piezoelectric d... | 1,760,374,667.446197 | ||
https://hackaday.com/2017/09/21/spray-paint-goes-diy-virtual-with-a-vive-tracker/ | Spray Paint Goes DIY Virtual With A Vive Tracker | Donald Papp | [
"how-to",
"Virtual Reality"
] | [
"3d printed",
"custom hardware",
"diy",
"HTC Vive",
"spray can",
"spray paint",
"unreal",
"valve",
"virtual",
"virtual reality",
"Vive",
"Vive Tracker"
] | Here is a
virtual spray painting
project with a new and DIY twist to it. [Adam Amaral]’s project is an experiment in using the Vive Tracker, which was released earlier this year. [Adam] demonstrates how to interface some simple hardware and 3D printed parts to the Tracker’s GPIO pins, using it as a custom peripheral th... | 11 | 5 | [
{
"comment_id": "4052705",
"author": "RobHeffo",
"timestamp": "2017-09-22T04:30:20",
"content": "This could be amazing coupled with other AR technology like HoloLens, or the new AR modes in iOS11…You could have a hidden underground out in the real world of virtual tags all over the world and with th... | 1,760,374,667.663925 | ||
https://hackaday.com/2017/09/21/another-day-another-air-gap-breached/ | Another Day, Another Air Gap Breached | Dan Maloney | [
"Security Hacks"
] | [
"air gap",
"camera",
"exfiltration",
"infiltration",
"infrared",
"ir",
"night vision",
"web cam"
] | What high-tech, ultra-secure data center would be complete without dozens of video cameras directed both inward and outward? After all, the best informatic security means nothing without physical security. But those eyes in the sky can actually serve as a vector for attack, if
this air-gap bridging exploit using networ... | 48 | 14 | [
{
"comment_id": "4052085",
"author": "Get off my lawn",
"timestamp": "2017-09-21T20:20:56",
"content": "So in my mind, this is not a case of the air gap being breached, so much as being bridged. They aren’t launching an attack via the security cameras, they have already attacked the cameras somehow ... | 1,760,374,667.750217 | ||
https://hackaday.com/2017/09/21/hackaday-prize-entry-post-stroke-spasticity-rehab-helper/ | Hackaday Prize Entry: Post Stroke Spasticity Rehab Helper | Anool Mahidharia | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"arduino nano",
"assistive technolgy",
"rehabilitation",
"servo",
"Spasticity",
"stroke"
] | A stroke is caused when poor blood flow to the brain causes cell damage, causing that part of the brain to stop functioning. Common causes are either blood vessel blockage or internal bleeding, and effects depend on the part of the brain that is affected. In most cases, spasticity (muscle contraction), poor motor contr... | 5 | 5 | [
{
"comment_id": "4052221",
"author": "Vlad",
"timestamp": "2017-09-21T21:40:24",
"content": "This is a sweet build. I love the design of that planar positioning mechanism whit the 2 servos and the clever mechanical design.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comm... | 1,760,374,667.983438 | ||
https://hackaday.com/2017/09/21/linux-fu-x-command/ | Linux Fu: X Command | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Skills"
] | [
"kde",
"linux",
"Linux Fu",
"wmctrl",
"x11",
"xdotool"
] | Text-based Linux and Unix systems are easy to manipulate. The way the Unix I/O system works you can always fake keyboard input to another program and intercept its output. The whole system is made to work that way. Graphical X11 programs are another matter, though. Is there a way to control X11 programs like you contro... | 43 | 18 | [
{
"comment_id": "4051645",
"author": "me",
"timestamp": "2017-09-21T17:14:56",
"content": "I’m sure Wayland will have all these features right? I mean the developers have made it so clear that they intend to keep all that cool functionality that brings some of us to choose Linux/Unix in the first pl... | 1,760,374,667.835786 | ||
https://hackaday.com/2017/09/21/load-cells-tell-you-to-lay-off-the-donuts/ | Load Cells Tell You To Lay Off The Donuts | Al Williams | [
"Android Hacks"
] | [
"hx711",
"load cell",
"scale",
"strain gauge",
"weight"
] | Our old algebra teacher used to say, “You have to take what you know and use it to get what you don’t know.” That saying always reminds of us sensors that convert physical quantities into things our microcontrollers can measure. Sometimes the key to a project is knowing what kind of sensor will read the physical proper... | 22 | 5 | [
{
"comment_id": "4051487",
"author": "Ostracus",
"timestamp": "2017-09-21T15:50:22",
"content": "My load cells say “I don’t register anything, are you eating right”?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4051489",
"author": "brian",
"timestamp... | 1,760,374,667.933657 | ||
https://hackaday.com/2017/09/21/inventing-the-induction-motor/ | Inventing The Induction Motor | Steven Dufresne | [
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"eddy current",
"faraday",
"induction",
"induction motor",
"magnetic induction",
"Nikola Tesla"
] | When you think of who invented the
induction motor
, Nikola Tesla and Galileo Ferraris should come to mind. Though that could be a case of the squeaky wheel being the one that gets the grease. Those two were the ones who fought it out just when the infrastructure for these motors was being developed. Then again, Tesla ... | 36 | 11 | [
{
"comment_id": "4051341",
"author": "steelman",
"timestamp": "2017-09-21T14:08:28",
"content": "Stator does not rotate at all, by definition.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4051419",
"author": "Steven Dufresne",
"timestamp": ... | 1,760,374,668.064071 | ||
https://hackaday.com/2017/09/21/see-this-mesmerizing-3d-printed-water-droplet-automaton/ | See This Mesmerizing 3D Printed Water Droplet Automaton | Donald Papp | [
"3d Printer hacks"
] | [
"3d printed",
"3d printed sculpture",
"automata",
"kinetic sculpture",
"mesmerizing"
] | Water Experiment No. 33
by [Dean O’Callaghan]
Most modern automata are hand-cranked kinetic sculptures typically made from wood, and [videohead118] was inspired by a video of one simulating a wave pattern from a drop of liquid. As a result, they made a
3D printed version
of their own and shared the files on Thingiverse... | 9 | 4 | [
{
"comment_id": "4051365",
"author": "Pirate Labs",
"timestamp": "2017-09-21T14:25:46",
"content": "That thing is cool!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4051383",
"author": "wabouz",
"timestamp": "2017-09-21T14:32:36",
"content": "Is ... | 1,760,374,668.112607 | ||
https://hackaday.com/2017/09/21/pneumatic-origami/ | Pneumatic Origami | James Hobson | [
"Software Development"
] | [
"aeroMorph",
"air",
"fold",
"morph",
"origami",
"paper",
"pneumatic",
"seal",
"transform"
] | Odds are that if you’ve been to the beach or gone camping or somewhere in between, you are familiar with inflatable products like air mattresses. It’s nothing spectacular to see a rectangle inflate into a thicker, more comfortable rectangle, but what if your air mattress inflated into the
shape of a crane
?
We’ve seen ... | 11 | 6 | [
{
"comment_id": "4049252",
"author": "Dan",
"timestamp": "2017-09-21T08:06:32",
"content": "Wow, that’s pretty cool. The shape of an inflatable has always seemed a bit hit and miss to me.But… they’ve essentially built a henticle design toolkit, right?",
"parent_id": null,
"depth": 1,
"re... | 1,760,374,668.165777 | ||
https://hackaday.com/2017/09/20/an-unconference-badge-thats-never-gonna-give-you-up/ | An Unconference Badge That’s Never Gonna Give You Up | Jenny List | [
"Radio Hacks"
] | [
"badge",
"fractal antenna",
"london unconference",
"radio",
"radio badge",
"Raspberry Pi Zero"
] | When your publication is about to hold a major event on your side of the world, and there will be a bring-a-hack, you abruptly realise that you have to do just that. Bring a hack. With the Hackaday London Unconference in the works this was the problem I faced, and I’d run out of time to put together an amazing PCB with... | 10 | 2 | [
{
"comment_id": "4048847",
"author": "echodelta",
"timestamp": "2017-09-21T06:54:59",
"content": "A one transistor FM XMTR connected to the player. KISS!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4050260",
"author": "Jenny List",
"timest... | 1,760,374,668.427792 | ||
https://hackaday.com/2017/09/20/fun-size-geiger-counter-sits-atop-a-9-volt-battery/ | Fun-Size Geiger Counter Sits Atop A 9-Volt Battery | Dan Maloney | [
"Misc Hacks"
] | [
"cfl",
"G-M tube",
"geiger counter",
"SBM-10"
] | Want a little heads-up before walking into a potentially dangerous radioactive area? Sure, we all do. But the typical surplus Civil Defense Geiger counter is just too bulky to fit into the sleek, modern every-day carry of the smartphone age. So why not slim down your first line of defense against achieving mutant statu... | 29 | 12 | [
{
"comment_id": "4047633",
"author": "Sean",
"timestamp": "2017-09-21T03:22:07",
"content": "But, it doesn’t count! Pretty neat though.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4047974",
"author": "HAT",
"timestamp": "2017-09-21T04:20:0... | 1,760,374,668.488586 | ||
https://hackaday.com/2017/09/20/the-illuminated-waterways-of-the-united-states/ | The Illuminated Waterways Of The United States | James Hobson | [
"home hacks"
] | [
"canoe",
"epoxy",
"laser",
"map",
"resin",
"river",
"united states",
"water"
] | A recent convert to the ways of the laser cutter, redditor [i-made-a-thing] was in want of a project and — stumbling on some waterways maps on Etsy — launched into fabricating an illuminated map of all the
waterways in the United States
.
The map itself was laser-cut out of 1/4 inch plywood at his local makerspace. Thi... | 8 | 8 | [
{
"comment_id": "4046337",
"author": "Mark",
"timestamp": "2017-09-20T23:44:57",
"content": "Neat idea and very well executed.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4046455",
"author": "Biomed",
"timestamp": "2017-09-21T00:04:13",
"content... | 1,760,374,668.765229 | ||
https://hackaday.com/2017/09/20/salvaging-your-way-to-a-working-tesla-model-s-for-6500/ | Salvaging Your Way To A Working Tesla Model S For $6500 | Adil Malik | [
"Transportation Hacks"
] | [
"car hack",
"salvaging",
"Tesla Model S"
] | If you possess modest technical abilities and the patience of a few dozen monks, with some skillful haggling you can land yourself some terrific bargains by salvaging and repairing. This is already a well-known ideology when it comes to sourcing things like electronic test gear, where for example a non working unit mig... | 80 | 5 | [
{
"comment_id": "4045072",
"author": "Leithoa",
"timestamp": "2017-09-20T20:15:13",
"content": "Ahhh, DRM in our cars finally becoming really detrimental to the user.I get that there’s a large amount of safety that goes into quick charging such a colossal lithium battery but why not (other than mone... | 1,760,374,668.6177 | ||
https://hackaday.com/2017/09/20/friday-hack-chat-all-about-drones/ | Friday Hack Chat: All About Drones | Brian Benchoff | [
"Hackaday Columns"
] | [
"drones",
"Hack Chat",
"uav"
] | In the future, drones will fill the skies. The world is abuzz (ha!) with news of innovative uses of unmanned aerial vehicles. Soon, our flying robotic overlords will be used for rescue operations, surveillance, counter-insurgency missions, terrorism, agriculture, and delivering frozen dog treats directly from the local... | 4 | 2 | [
{
"comment_id": "4045017",
"author": "geocrasher",
"timestamp": "2017-09-20T19:43:57",
"content": "Every time I see these headlines, my mind does a double take and says “Wait… It’s not FRIDAY already is it?!”",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4045... | 1,760,374,668.664147 | ||
https://hackaday.com/2017/09/20/hackaday-prize-entry-molbed-braille-display/ | Hackaday Prize Entry: MOLBED Braille Display | John Baichtal | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"braille",
"braille display",
"electromechanical",
"flexinol"
] | Electromechanical braille displays, where little pins pop up or drop down to represent various characters, can cost upwards of a thousand dollars. That’s where the
Modular Low-cost Braille Electro Display
, aka MOLBED, steps up. The project’s creator, [Madaeon] aims to create a DIY-friendly, 3D-printable, and simple b... | 15 | 10 | [
{
"comment_id": "4044896",
"author": "Ren",
"timestamp": "2017-09-20T18:23:23",
"content": "For a moment, I thought you’d misspelled “molded”..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4044909",
"author": "ctag",
"timestamp": "2017-09-20T18:32:13... | 1,760,374,668.714105 | ||
https://hackaday.com/2017/09/20/spy-tech-nonlinear-junction-detectors/ | Spy Tech: Nonlinear Junction Detectors | Al Williams | [
"Featured",
"History",
"Slider"
] | [
"bug",
"bugs",
"nljd",
"nonlinear junction detector",
"spies",
"spy",
"spytech"
] | If you ever watch a spy movie, you’ve doubtlessly seen some nameless tech character sweep a room for bugs using some kind of detector and either declare it clean or find the hidden microphone in the lamp. Of course, as a hacker, you have to start thinking about how that would work. If you had a bug that transmits all t... | 122 | 24 | [
{
"comment_id": "4044818",
"author": "jon",
"timestamp": "2017-09-20T17:11:09",
"content": "is that a bug in the lamp, or just an LED lightbulb…. could be both!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4044826",
"author": "Matt",
"times... | 1,760,374,669.167885 | ||
https://hackaday.com/2017/09/20/huge-names-confirm-their-supercon-appearances/ | Huge Names Confirm Their Supercon Appearances | Mike Szczys | [
"cons",
"Featured",
"Slider"
] | [
"2017 Hackaday Superconference",
"Hackaday Supercon",
"speakers",
"Supercon",
"talks",
"tickets"
] | We’re excited to announce the next batch of speakers for the
2017 Hackaday Superconference
.
We are especially pleased to welcome Michael Ossmann as a speaker. He presented an RF design workshop at the 2014 Superconference which was sold out, standing room only, and still turned away dozens of people before becoming
a ... | 16 | 8 | [
{
"comment_id": "4044736",
"author": "zakqwy",
"timestamp": "2017-09-20T16:06:47",
"content": "Excited to see Joe Kim’s talk, his work has made a huge contribution to this site. Maybe he’ll bring some prints to sell .. ?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"commen... | 1,760,374,668.850431 | ||
https://hackaday.com/2017/09/20/seriously-is-it-that-easy-to-skim-cards/ | Seriously, Is ItThatEasy To Skim Cards? | Jenny List | [
"Security Hacks"
] | [
"card skimmer",
"credit card skimmer",
"skimmer",
"sparkfun"
] | We’ve all heard of card skimmers, nefarious devices that steal the identity of credit and debit cards, attached to ATMs and other machines in which unsuspecting consumers use them. Often they have relied on physical extraction of data from the card itself, such as by inserting a magnetic stripe reader in a fake ATM fas... | 107 | 31 | [
{
"comment_id": "4044683",
"author": "Christopher Favreau",
"timestamp": "2017-09-20T15:16:32",
"content": "A few years ago I noticed the same kind of thing at a Sonic’s burger joint. There was an access door that was open and visible was a 9 pin serial cable right behind the credit card unit. I t... | 1,760,374,668.997946 | ||
https://hackaday.com/2017/09/20/the-narrowing-gap-between-amateur-and-professional-fabrication/ | The Narrowing Gap Between Amateur And Professional Fabrication | John Baichtal | [
"Featured",
"Interest",
"Slider",
"Tool Hacks"
] | [
"3d printing",
"fabrication"
] | The other day I saw a plastic part that was so beautiful that I had to look twice to realize it hadn’t been cast — and no, it didn’t come out of a Stratysys or anything, just a 3D printer that probably cost $1,500. It struck me that someone who had paid an artisan to make a mold and cast that part might end up spending... | 51 | 20 | [
{
"comment_id": "4044644",
"author": "Internet",
"timestamp": "2017-09-20T14:10:32",
"content": "Easier? Sure. But economy of scale is still very much a factor.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4044646",
"author": "Alex",
"times... | 1,760,374,671.644316 | ||
https://hackaday.com/2017/09/20/knitting-alus-and-flipdots/ | Knitting ALUs (and Flipdots) | Elliot Williams | [
"hardware"
] | [
"ALU",
"computer",
"electromagnet",
"fabric",
"flipdot",
"relay",
"textile"
] | [Irene Posch] is big into
knitted
fabric circuits. And while most of the textile circuits that we’ve seen are content with simply conducting enough juice to light an LED, [Irene]’s sights are set on
knittable
crafted arithmetic logic units
(ALUs). While we usually think of transistors as the fundamental building-blocks... | 6 | 3 | [
{
"comment_id": "4044504",
"author": "Dan",
"timestamp": "2017-09-20T11:33:42",
"content": "Definitely a very cool project. I love it when people manage to combine art and technology to make something simultaneously rustic and futuristic, and totally fascinating.There’s no knitting here, though (and... | 1,760,374,672.295125 | ||
https://hackaday.com/2017/09/20/cronk-the-gonk-droid/ | Cronk The Gonk Droid | James Hobson | [
"Robots Hacks"
] | [
"Addafruit",
"droid",
"nunchuck",
"power",
"star wars",
"usb",
"wii"
] | The ‘Gonk’ droids from the Star Wars universe are easy to overlook, but serve the important function of mobile power generators. Here on Earth, [bithead942]’s life-size replica droid fulfills
much the same purpose
.
Cronk — functionally an oversized USB charging hub with a lot of bells and whistles — is remotely contro... | 7 | 6 | [
{
"comment_id": "4044368",
"author": "dave",
"timestamp": "2017-09-20T08:15:50",
"content": "Gonk, we knew ye as Power Droid once Kenner made all of the plastic action figures with questionably canonical names and descriptions.Without the Kenner-Lucas merchandising we would have known few of the sec... | 1,760,374,672.063052 | ||
https://hackaday.com/2017/09/19/field-expedient-quenches-your-thirst-for-a-soldering-station/ | Field Expedient Quenches Your Thirst For A Soldering Station | Al Williams | [
"Tool Hacks"
] | [
"soldering iron",
"soldering station"
] | In the category of first world problems, it seems that these days no one is happy with just a plain old soldering iron. Today, everyone wants a station with bells, whistles, and features. If all you have is the iron, take heart. Grab a soda, drink it, and then duplicate [Kalvin178’s]
makeshift solder station
.
The idea... | 21 | 10 | [
{
"comment_id": "4044224",
"author": "Biomed",
"timestamp": "2017-09-20T05:15:23",
"content": "??",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4044229",
"author": "Levi",
"timestamp": "2017-09-20T05:20:33",
"content": "Think you left out the cont... | 1,760,374,671.833312 | ||
https://hackaday.com/2017/09/18/ai-this-decades-worst-buzz-word/ | AI: This Decade’s Worst Buzz Word | Al Williams | [
"Current Events",
"Hackaday Columns",
"Original Art",
"Rants",
"Slider"
] | [
"ai",
"artificial intellegence",
"IoT"
] | In hacker circles, the “Internet of Things” is often the object of derision. Do we really need the IoT toaster? But there’s one phrase that — while not new — is really starting to annoy me in its current incarnation: AI or Artificial Intelligence.
The problem isn’t the phrase itself. It used to mean a collection of tec... | 84 | 28 | [
{
"comment_id": "4032735",
"author": "melkaone",
"timestamp": "2017-09-18T17:16:56",
"content": "My opinion on “AI as a problem” boils down to human error, or at least incapacity to take into account all the possible outcomes a programming decision might have. The paperclip maximizer thought experim... | 1,760,374,671.96336 | ||
https://hackaday.com/2017/09/18/a-slew-of-nyc-meetups-with-tindie-and-hackaday-this-week/ | A Slew Of NYC Meetups With Tindie And Hackaday This Week | Brian Benchoff | [
"cons",
"Hackaday Columns"
] | [
"assistive technology",
"kickstarter",
"maker faire",
"meetup"
] | This is a busy, busy week for Tindie and Hackaday. We’re going to New York, and we have a ton of events planned.
First up is the monthly Hackaday meetup
. This time, we’re teaming up with Kickstarter for a pre-Maker Faire Meetup. We’ll be hosting this at Kickstarter’s HQ, and already we have an impressive line of speak... | 3 | 2 | [
{
"comment_id": "4032457",
"author": "Chris",
"timestamp": "2017-09-18T16:51:51",
"content": "As far as I can tell, the topic should be “One meetup, and oh, this weekend is Maker Faire”Or are there more meetups beyond the Thursday one?",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,671.545745 | ||
https://hackaday.com/2017/09/18/the-science-behind-lithium-cell-characteristics-and-safety/ | The Science Behind Lithium Cell Characteristics And Safety | Sean Boyce | [
"Engineering",
"Featured",
"Parts",
"Skills",
"Slider"
] | [
"electrical safety",
"electrochemistry",
"liion",
"lipo",
"lipoly",
"lithium",
"lithium cell"
] | To describe the constraints on developing consumer battery technology as ‘challenging’ is an enormous understatement. The ideal rechargeable battery has conflicting properties – it has to store large amounts of energy, safely release or absorb large amounts of it on demand, and must be unable to release that energy upo... | 58 | 12 | [
{
"comment_id": "4031291",
"author": "RW",
"timestamp": "2017-09-18T14:26:02",
"content": "To be fair, it’s not a problem unique to batteries, any form of high density energy storage is basically trying to design a bomb that won’t go off, gas tanks, propane tanks, compressed air, tightly wound sprin... | 1,760,374,672.166201 | ||
https://hackaday.com/2017/09/18/chest-of-drawers-stores-audio-memories/ | Chest Of Drawers Stores Audio Memories | Dan Maloney | [
"Misc Hacks"
] | [
"arduino",
"audio",
"card catalog",
"memory",
"mp3",
"sd card",
"travel",
"trip"
] | Some people collect stamps, some collect barbed wire, and some people even collect little bits of silicon and plastic. But the charmingly named [videoschmideo] collects memories, mostly of his travels around the world with his wife. Trinkets and treasures are easy to keep track of, but he found that storing the audio c... | 15 | 4 | [
{
"comment_id": "4030733",
"author": "dave",
"timestamp": "2017-09-18T11:47:23",
"content": "It is strange to think that the card catalogs and microfiche are no longer a thing at libraries.Not that I have the room but an old card catalog would sure stimulate some nostalgia whatever purpose I put it ... | 1,760,374,672.014817 | ||
https://hackaday.com/2017/09/18/a-jet-engine-on-a-bike-whats-the-worst-that-could-happen/ | A Jet Engine On A Bike. What’s The Worst That Could Happen? | James Hobson | [
"Transportation Hacks"
] | [
"bicycle",
"bike",
"engine",
"fuel",
"jet",
"mountain",
"russia"
] | On today’s edition of ‘don’t try this at home,’ we’re transported to Russia to see [Igor Negoda]’s working
jet bicycle
.
This standard mountain bike comes equipped with a jet engine capable of 18kg of thrust, fixed to the frame under the seat with an adjustable bracket to change it’s angle as needed. A cell phone is zi... | 76 | 15 | [
{
"comment_id": "4029482",
"author": "Gravis",
"timestamp": "2017-09-18T08:26:27",
"content": "Awesome! I would say I want one but I fear I’d wind up becoming roadkill because of it. ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4035144",
"autho... | 1,760,374,672.405972 | ||
https://hackaday.com/2017/09/17/better-stepping-with-8-bit-micros/ | Better Stepping With 8-Bit Micros | Brian Benchoff | [
"cnc hacks",
"Microcontrollers"
] | [
"ATXmega",
"cnc",
"crowdfunding",
"dma",
"microcontrollers"
] | The electronics for motion control systems, routers, and 3D printers are split into two camps. The first is 8-bit microcontrollers, usually AVRs, and are regarded as being slower and incapable of cool acceleration features. The second camp consists of 32-bit microcontrollers, and these are able to drive a lot of steppe... | 43 | 12 | [
{
"comment_id": "4028052",
"author": "fosselius",
"timestamp": "2017-09-18T05:52:07",
"content": "Isnt the STM8 series good for this kind of stuff?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4029563",
"author": "Gravis",
"timestamp": "201... | 1,760,374,672.245347 | ||
https://hackaday.com/2017/09/17/building-a-working-game-of-tetris-in-conways-game-of-life/ | Building A Working Game Of Tetris In Conway’s Game Of Life | John Baichtal | [
"Misc Hacks"
] | [
"game of life",
"mathematics",
"simulation",
"tetris"
] | If you haven’t been following along with Conway’s Game of Life, it’s come a long way from the mathematical puzzle published in Scientific American in 1970. Over the years, mathematicians have discovered a wide array of constructs that operate within Life’s rules, including many that can be leveraged to perform programm... | 21 | 9 | [
{
"comment_id": "4025777",
"author": "ajrgale",
"timestamp": "2017-09-18T02:10:36",
"content": "What’s next? bitcoin mining in GoL?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4029544",
"author": "Gravis",
"timestamp": "2017-09-18T08:33:02... | 1,760,374,672.688898 | ||
https://hackaday.com/2017/09/19/london-calling-the-hackaday-uk-unconference-roundup/ | London Calling: The Hackaday UK Unconference Roundup | Jenny List | [
"cons",
"Hackaday Columns"
] | [
"Hackaday UK Unconference",
"Hackaday Unconference",
"london",
"london unconference",
"unconference"
] | A trip to London, for provincial Brits, is something of an undertaking from which you invariably emerge tired and slightly grimy following your encounter with the cramped mobile sauna of the Central Line, its meandering international sightseers, and stampede of besuited commuters heading for the City. Often your fatigu... | 22 | 11 | [
{
"comment_id": "4040268",
"author": "Andrew Yeomans",
"timestamp": "2017-09-19T11:04:53",
"content": "Thanks to all the organisers and presenters. A really great Unconference!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4040621",
"author": "Andrea Camp... | 1,760,374,672.774017 | ||
https://hackaday.com/2017/09/19/music-box-plays-still-alive-thanks-to-automated-hole-puncher/ | Music Box Plays “Still Alive” Thanks To Automated Hole Puncher | Donald Papp | [
"Musical Hacks"
] | [
"arduino",
"automation",
"hole punch",
"music",
"Music box",
"paper music",
"processing",
"punch",
"sheet music",
"solenoid",
"stepper motor",
"still alive"
] | Custom hole punch and feed system
Most projects have one or two significant aspects in which custom work or clever execution is showcased, but this
Music Box Hole Punching Machine
by [Josh Sheldon] and his roommate [Matt] is a delight on many levels. Not only was custom hardware made to automate punching holes in long ... | 20 | 9 | [
{
"comment_id": "4039280",
"author": "BrightBlueJim",
"timestamp": "2017-09-19T08:38:54",
"content": "Most excellent. In a way, this is more inspiring than Wintergatan’s machine, since something like this is a more realistic goal for many of us.",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,672.931826 | ||
https://hackaday.com/2017/09/18/single-board-relay-computer/ | Single Board Relay Computer | Brian Benchoff | [
"hardware"
] | [
"relay",
"relay computer",
"Single board relay computer",
"Tindie"
] | We all know you can build a computer out of relays, and if you’re a regular reader of Hackaday, you’ve probably seen a few. Actually designing and fabricating a computer built around relays is another thing entirely, and an accomplishment that will put you right up there with the hardware greats.
The newest inductee of... | 26 | 10 | [
{
"comment_id": "4038307",
"author": "Yann Guidon / YGDES",
"timestamp": "2017-09-19T05:19:02",
"content": "Smart guy ! He uses DPDT, not SPDT relays :-DAt this moment, I finish a relays/diodes only hexadecimal display, using only Russian parts (because I can).Because a relay computer using integrat... | 1,760,374,673.324081 | ||
https://hackaday.com/2017/09/18/sawed-off-keyboard/ | Sawed Off Keyboard | Steven Dufresne | [
"computer hacks",
"Peripherals Hacks"
] | [
"arduino pro micro",
"keyboard",
"keyboard hack",
"keypad",
"numeric keypad"
] | Have you ever had to cut a piece of furniture in two to get it into a new place? Yours truly has, having had to cut the longer part of a sectional sofa in two to get it into a high-rise apartment. That’s what [Charles]’
sawed off keyboard
immediately reminded us of. It sounds just as crazy, but brilliant at the same ti... | 45 | 11 | [
{
"comment_id": "4036737",
"author": "RÖB",
"timestamp": "2017-09-19T02:36:31",
"content": "Quote: “Sawed Off Keyboard”How could you resist the golden opportunity to say “Hacked Off Keyboard”, after all it was hacked off with a hacksaw.Love these projects.",
"parent_id": null,
"depth": 1,
... | 1,760,374,673.196572 | ||
https://hackaday.com/2017/09/18/hackadays-london-meetup-was-a-corker/ | Hackaday’s London Meetup Was A Corker | Elliot Williams | [
"cons",
"News"
] | [
"Bring A Hack",
"hackaday",
"Hackaday UK Unconference",
"london",
"meetup",
"unconference"
] | Upstairs at the Marquis Cornwallis pub in central London, around 75 Hackadayers convened, ate well, drank well, and were generally merry. Nearly everyone in attendance brought a hack with them, which meant that there was a lot to see in addition to all that socializing to be done.
I spoke with a huge number of people w... | 15 | 10 | [
{
"comment_id": "4037049",
"author": "drwho8 (@drwho8)",
"timestamp": "2017-09-19T03:05:59",
"content": "Good to know. A good friend was planning on an invasion of any of these,the Autons or the Daleks, or the Cybermen, But they were all busy. And for Elliot, a visit by someone who he met while pl... | 1,760,374,672.99602 | ||
https://hackaday.com/2017/09/18/a-smaller-cheaper-risc-v-board/ | A Smaller, Cheaper RISC V Board | Brian Benchoff | [
"Crowd Funding"
] | [
"FE310",
"HiFive",
"HiFive 1",
"LoFive",
"RISC-V"
] | Early this year, the world of electronics saw something amazing. The RISC-V, the first Open Source microcontroller was implemented in silicon, and we got an Arduino-derived dev board
in the form of the HiFive 1
. The HiFive 1 is just a bit shy of mindblowing; it’s a very fast microcontroller that’s right up there with ... | 61 | 11 | [
{
"comment_id": "4034920",
"author": "googolp",
"timestamp": "2017-09-18T21:06:51",
"content": "That “5” logo reminds me of the HTML 5 logo…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4039417",
"author": "localhost",
"timestamp": "2017-09... | 1,760,374,673.496653 | ||
https://hackaday.com/2017/09/18/hackaday-prize-entry-a-pcb-to-emulate-coin-cells/ | Hackaday Prize Entry: A PCB To Emulate Coin Cells | Donald Papp | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"battery emulator",
"coin cell",
"CR2016",
"cr2032",
"current measurement",
"development hardware",
"pcb"
] | The
Coin Cell Emulator CR2016/CR2032
by [bobricius] homes in on a problem some hardware developers don’t realize they have: when working on hardware powered by the near-ubiquitous CR2016 or CR2032 format 3V coin cells, power can be a bit troublesome. Either the device is kept fed with coin cells as needed during develo... | 43 | 13 | [
{
"comment_id": "4033759",
"author": "Ren",
"timestamp": "2017-09-18T18:54:40",
"content": "At first glance I thought it was a PCB key…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4033935",
"author": "Who ever",
"timestamp": "2017-09-18T19:11:28",
... | 1,760,374,673.401389 | ||
https://hackaday.com/2017/09/19/need-a-night-light/ | Need A Night-Light? | Lauren Faris | [
"LED Hacks",
"Lifehacks"
] | [
"aa battery",
"battery",
"diy",
"diy lightbulb",
"emergency power",
"led",
"survival"
] | [Scott] created an
LED candle
in preparation for the big mac daddy storm (storms?) coming through. Like millions of other people in Florida, he was stuck at home with his roommates when an oncoming hurricane headed their way. Worrying about blundering about in the dark when the power inevitably went out, they set off... | 36 | 10 | [
{
"comment_id": "4044115",
"author": "Vijay Krishna",
"timestamp": "2017-09-20T02:27:56",
"content": "????",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4044140",
"author": "geocrasher",
"timestamp": "2017-09-20T03:08:09",
"content": "I almost alw... | 1,760,374,673.580582 | ||
https://hackaday.com/2017/09/19/wind-chimes-and-dry-ice-make-an-unusual-musical-instrument/ | Wind Chimes And Dry Ice Make An Unusual Musical Instrument | Dan Maloney | [
"Musical Hacks"
] | [
"chime",
"co2",
"dry ice",
"music",
"organ",
"solenoid",
"sublimation"
] | When it comes to making music, there are really only a few ways to create the tones needed — pluck something, blow into something, or hit something. But where does that leave
this dry-ice powered organ
that recreates tunes with wind chimes and blocks of solid CO2?
It turns out this is firmly in the “hit something” camp... | 29 | 11 | [
{
"comment_id": "4043979",
"author": "Clara",
"timestamp": "2017-09-19T23:03:59",
"content": "Darned interesting. The solenoids sure are noisy, though!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4043996",
"author": "CRJEEA",
"timestamp":... | 1,760,374,673.262268 | ||
https://hackaday.com/2017/09/19/optionsbleed-apache-bleeds-in-uncommon-configuration/ | OptionsBleed – Apache Bleeds In Uncommon Configuration | Pedro Umbelino | [
"News",
"Security Hacks"
] | [
"apache",
"optionsbleed",
"security"
] | [Hanno Böck] recently
uncovered a vulnerability in Apache webserver,
affecting Apache HTTP Server 2.2.x through 2.2.34 and 2.4.x through 2.4.27. This bug only affects Apache servers with a certain configuration in
.htaccess
file. Dubbed Optionsbleed, this vulnerability is a use after free error in Apache HTTP that caus... | 8 | 4 | [
{
"comment_id": "4043922",
"author": "CRJEEA",
"timestamp": "2017-09-19T22:09:52",
"content": "Solution, make all the commands exist and point the ones you don’t use to nothing.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4044070",
"author": "Olse... | 1,760,374,673.628729 | ||
https://hackaday.com/2017/09/19/hackaday-prize-entry-the-50-raspberry-pi-smartphone/ | Hackaday Prize Entry: The $50 Raspberry Pi Smartphone | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"best product",
"raspberry pi",
"ZeroPhone"
] | The Hackaday Prize is a challenge to create hardware,
and the ZeroPhone
is quite possibly the most popular project entered in the Hackaday Prize. What is it? It’s a mobile phone built around the Raspberry Pi Zero that can be assembled for about $50 in parts. Already, it’s
a finalist in the Hackaday Prize best product
c... | 69 | 14 | [
{
"comment_id": "4043645",
"author": "reggy",
"timestamp": "2017-09-19T18:50:24",
"content": "$50 in parts? Yea, right. I keep on hearing about the $5 pi’s but most mortals have never seen one. Add in the sd card. Batteries, a display and a keyboard. Good luck.When you can show me a full parts ... | 1,760,374,673.73124 | ||
https://hackaday.com/2017/09/19/there-is-no-such-thing-as-an-invalid-unit/ | There Is No Such Thing As An Invalid Unit | Jenny List | [
"Engineering",
"Hackaday Columns",
"Original Art",
"Slider"
] | [
"imperial",
"metric",
"metrology",
"units"
] | The Mars Climate Orbiter was a spacecraft launched in the closing years of the 1990s, whose job was to have been to study the Martian atmosphere and serve as a communications relay point for a series of other surface missions. It is famous not for its mission achieving these goals, but for the manner of its premature d... | 356 | 50 | [
{
"comment_id": "4043466",
"author": "Ostracus",
"timestamp": "2017-09-19T17:08:20",
"content": "What unit are comments expressed in?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4043494",
"author": "RW",
"timestamp": "2017-09-19T17:20:13",... | 1,760,374,674.535767 | ||
https://hackaday.com/2017/09/19/hybrid-technique-breaks-backscatter-distance-barrier/ | Hybrid Technique Breaks Backscatter Distance Barrier | Dan Maloney | [
"Radio Hacks",
"Wearable Hacks"
] | [
"attenuation",
"backscatter",
"css",
"LoRa",
"modulation",
"RF",
"rfid"
] | Low cost, long range, or low power — when it comes to wireless connectivity, historically you’ve only been able to pick two. But a group at the University of Washington appears to have made
a breakthrough in backscatter communications
that allows reliable data transfer over 2.8 kilometers using only microwatts, and for... | 31 | 15 | [
{
"comment_id": "4043359",
"author": "Megol",
"timestamp": "2017-09-19T16:11:39",
"content": "Cool!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4043384",
"author": "Ostracus",
"timestamp": "2017-09-19T16:24:41",
"content": "There’s of course the... | 1,760,374,673.799103 | ||
https://hackaday.com/2017/09/19/in-band-signaling-quindar-tones/ | In-Band Signaling: Quindar Tones | Dan Maloney | [
"Engineering",
"Hackaday Columns",
"History",
"Original Art",
"Slider"
] | [
"Capcom",
"in-band signaling",
"keying",
"nasa",
"quindar",
"radio",
"remote control",
"S-band",
"spacecraft",
"transmitter"
] | So far in this brief series on in-band signaling, we looked at two of the common methods of providing control signals along with the main content of a transmission:
DTMF for Touch-Tone dialing
, and
coded-squelch systems for two-way radio
. For this installment, we’ll look at something that far fewer people have ever u... | 29 | 11 | [
{
"comment_id": "4042964",
"author": "PKM",
"timestamp": "2017-09-19T14:41:37",
"content": "The links to the DTMF and coded-squelch articles have ellipses in the URLs which are (unsurprisingly) breaking the links.https://hackaday.com/2017/09/05/in-band-signaling-dual-tone-multifrequency-dialing/http... | 1,760,374,674.604843 | ||
https://hackaday.com/2017/09/16/table-top-self-driving-with-the-pi-zero/ | Table-Top Self Driving With The Pi Zero | Lewin Day | [
"Raspberry Pi"
] | [
"machine learning",
"raspberry pi",
"self-driving",
"sparse predictive hierarchies",
"sph"
] | Self-driving technologies are a hot button topic right now, as major companies scramble to be the first to market with more capable autonomous vehicles. There’s a high barrier to entry at the top of the game, but that doesn’t mean you can’t tinker at home.
[Richard Crowder] has been building a self-driving car at home ... | 13 | 5 | [
{
"comment_id": "4017981",
"author": "Galane",
"timestamp": "2017-09-17T02:20:26",
"content": "What does it do if the track layout is changed?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4018183",
"author": "aaaaatchoum",
"timestamp": "201... | 1,760,374,674.030621 | ||
https://hackaday.com/2017/09/16/a-battery-tab-welder-with-real-control-issues/ | A Battery-Tab Welder With Real Control Issues | Dan Maloney | [
"Tool Hacks"
] | [
"battery",
"lipo",
"microcontroller",
"spot welder",
"welder",
"welding"
] | Spot welding should easier than it looks. After all, it’s just a lot of current in a short time through a small space. But it’s the control that can make the difference between consistently high-quality welds and poor performance, or maybe even a fire.
Control is where [WeAreTheWatt]’s
next-level battery tab spot welde... | 56 | 18 | [
{
"comment_id": "4017340",
"author": "Perry",
"timestamp": "2017-09-16T23:12:34",
"content": "Very nice.I think you did a great job on it.I like it alot.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4017845",
"author": "Ren",
"timestamp": "... | 1,760,374,674.735547 | ||
https://hackaday.com/2017/09/16/hackaday-prize-entry-solesense-for-balance-therapy/ | Hackaday Prize Entry: SoleSense For Balance Therapy | Brian McEvoy | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"assistive technolgy",
"balance",
"biohacking",
"flexible circuit board"
] | Rehabilitating brain injuries where a patient’s sense of balance has been compromised is no easy task. Current solutions only trigger when the patient reaches a threshold and by then, it may already be too late for a graceful recovery. [Simon Merrett]’s
SoleSense
is being designed to give continuous feedback like a sto... | 6 | 3 | [
{
"comment_id": "4017377",
"author": "memoriesforbecca",
"timestamp": "2017-09-16T23:27:57",
"content": "Awesome, my kiddo has Usher syndrome which means she is deaf, losing her vision and has zero vestibular function (balance). She is compensating for the vestibular loss but this device could pot... | 1,760,374,674.645475 | ||
https://hackaday.com/2017/09/16/a-fix-for-the-lightweight-machine-tool-shakes/ | A Fix For The Lightweight Machine Tool Shakes | Dan Maloney | [
"Misc Hacks",
"Tool Hacks"
] | [
"damper",
"Machine tool",
"table saw",
"vibration",
"wood"
] | No matter what material you work with, the general rule is that with machine tools, the heavier, the better. Some people can’t afford or don’t want big tools, though, even with their natural tendency to reduce vibrations. That doesn’t mean something can’t be done to help the little tools, like
reducing vibration in a c... | 12 | 7 | [
{
"comment_id": "4016577",
"author": "Als",
"timestamp": "2017-09-16T17:47:27",
"content": "The ole belt and suspenders trick",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4016596",
"author": "Thinkerer",
"timestamp": "2017-09-16T18:16:31",
"conte... | 1,760,374,674.784031 | ||
https://hackaday.com/2017/09/16/fidget-spinner-gets-useful-as-midi-controller/ | Fidget Spinner Gets Useful As MIDI Controller | Al Williams | [
"Arduino Hacks"
] | [
"bluetooth",
"lightbeam blue",
"midi",
"spinner"
] | Fidget spinners are not only a fad, but pretty much useless. Sounds like a job for hacking to make the toys have some actual purpose. [D777k] took up the challenge and created
a MIDI controller from a common spinner
. You can see a video of the results, below.
The device uses a LightBlue Bean controller and Garage Band... | 7 | 5 | [
{
"comment_id": "4016446",
"author": "fgf5",
"timestamp": "2017-09-16T15:29:02",
"content": "it doesn’t sound very useful, but cool experiment…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4016594",
"author": "Jan",
"timestamp": "2017-09-16T18:14:12"... | 1,760,374,674.82671 | ||
https://hackaday.com/2017/09/16/we-are-now-at-defcon-2/ | We Are Now At DEFCON 2 | James Hobson | [
"LED Hacks"
] | [
"defcon",
"display",
"instructables",
"movie",
"neopixel",
"photon",
"prop",
"sign",
"wargames"
] | If you had a working
DEFCON meter that reported on real data
, would it be cool or distressing?
Before we get ahead of ourselves: no, not that
DEF CON
. Instructables user [ArthurGuy] is a fan of the 1983 movie
War Games
, and following a recent viewing –hacker senses a-tingling — he set to work building his own real-t... | 18 | 11 | [
{
"comment_id": "4016275",
"author": "Saabman",
"timestamp": "2017-09-16T11:15:01",
"content": "at least DEFCON is a more sensible metric than that stupid doomsday clock some parrot bangs on about from time to time.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id"... | 1,760,374,674.921367 | ||
https://hackaday.com/2017/09/16/diy-diner-booth-with-cocktail-table-arcade/ | DIY Diner Booth With Cocktail Table Arcade | Adam Fabio | [
"home entertainment hacks"
] | [
"arcade",
"cocktail table",
"mame"
] | [Glennzo] has a house with some odd interior design choices. The most glaring one is a living room/den complete with a green Jacuzzi hot tub straight out of the 1980s. The tub really didn’t fit with [Glennzo’s] plan to use the space as a bar and game room, so out came the Sawzall and demo hammer. The tub was in its own... | 3 | 2 | [
{
"comment_id": "4016217",
"author": "Jan",
"timestamp": "2017-09-16T09:24:25",
"content": "wow… that looks really nice. And considering what it was before this is a huge improvement for the room.A job well done!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "... | 1,760,374,674.866351 | ||
https://hackaday.com/2017/09/17/hackaday-links-september-17-2017/ | Hackaday Links: September 17, 2017 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"apple",
"CV",
"CV/gate",
"fidget spinners",
"lattice",
"mergers and acquisitions",
"square",
"synth",
"trudeau",
"ultralight"
] | BREAKING NEWS: APPLE HAS RELEASED A NEW RECTANGLE. IT IS BETTER THAN THE PREVIOUS RECTANGLE, WHICH WAS A LESSER RECTANGLE. SOME PEOPLE ARE UNHAPPY WITH THE NEW RECTANGLE BECAUSE OF [[CHANGES]]. THE NEW RECTANGLE HAS ANIMATED POO.
Mergers and acquisitions? Not this time. Lattice Semiconductor would have been bought by C... | 51 | 15 | [
{
"comment_id": "4023756",
"author": "ftkalcevic",
"timestamp": "2017-09-17T23:06:26",
"content": "Animated poo? Cut and paste error?BREAKING NEWS: APPLE HAS RELEASED A NEW RECTANGLE. IT IS BETTER THAN THE PREVIOUS RECTANGLE, WHICH WAS A LESSER RECTANGLE. SOME PEOPLE ARE UNHAPPY WITH THE NEW RECTAN... | 1,760,374,675.00902 | ||
https://hackaday.com/2017/09/17/hackaday-prize-entry-you-can-tune-a-guitar-but-can-you-reference-reo-speedwagon/ | Hackaday Prize Entry: You Can Tune A Guitar, But Can You Reference REO Speedwagon? | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"guitar",
"guitar tuner"
] | Just for a second, let’s perform a little engineering-based thought experiment. Let’s design a guitar tuner. First up, you’ll need a 1/4″ input, and some op-amps to get that signal into a microcontroller. In the microcontroller, you’re going to be doing some FFT. If you’re really fancy, you’ll have some lookup tables a... | 20 | 7 | [
{
"comment_id": "4022111",
"author": "Anymoany",
"timestamp": "2017-09-17T20:32:15",
"content": "Variable frequency oscillator tuning. Welcome back to 1951. The concept is that when two sins of different speeds peak together, generate click, so if they’re far apart they’re clicking often enough to... | 1,760,374,675.065205 | ||
https://hackaday.com/2017/09/17/word-clock-five-minutes-at-a-time/ | Word Clock Five Minutes At A Time | James Hobson | [
"clock hacks"
] | [
"16 segment display",
"acrylic",
"atmega",
"clock",
"rtc",
"word"
] | As this clock’s creator admits, it took far more than five minutes to put together, but it does display the time in
five minute increments.
After acquiring five 4-character, 16 segment display modules that were too good to pass up, they were promptly deposited in the parts pile until [JF] was cajoled into building some... | 2 | 1 | [
{
"comment_id": "4024521",
"author": "echodelta",
"timestamp": "2017-09-18T00:16:22",
"content": "Interesting, the tapered letters.I found in the trash years ago a keyboard and 10 digit inch high alphanumeric display “computer” for preschoolers. I gave it to a friend who had a kid at the right age, ... | 1,760,374,675.108975 | ||
https://hackaday.com/2017/09/17/3d-prints-that-fold-themselves/ | 3D Prints That Fold Themselves | Adil Malik | [
"3d Printer hacks"
] | [
"3d prining",
"3d printer filament",
"flexible circuit board"
] | 3D printing technologies have come a long way, not only in terms of machine construction and affordability but also in the availability of the diverse range of different printing materials at our disposal. The common consumer might already be familiar with the usual PLA, ABS but there are other more exotic offerings su... | 1 | 1 | [
{
"comment_id": "4021333",
"author": "Ostracus",
"timestamp": "2017-09-17T17:58:26",
"content": "Sort of a memory plastic. Also I could see origami coming to a printer near you.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,374,675.379212 | ||
https://hackaday.com/2017/09/17/take-a-time-lapse-or-bake-a-cake-with-this-kitchen-timer-panning-rig/ | Take A Time-Lapse Or Bake A Cake With This Kitchen Timer Panning Rig | Dan Maloney | [
"digital cameras hacks"
] | [
"GoPro",
"pan",
"panning",
"photography",
"slider",
"time-lapse"
] | Seems like the first thing the new GoPro owner wants to do is a time-lapse sequence. And with good reason – time-lapses are cool. But they can be a bit bland without a little camera motion, like that provided by
a dirt-cheap all-mechanical panning rig
.
Let’s hope [JackmanWorks]’ time-lapse shots are under an hour, sin... | 22 | 11 | [
{
"comment_id": "4019665",
"author": "kitlaughlin",
"timestamp": "2017-09-17T11:12:16",
"content": "Very, very cool.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4019922",
"author": "Saabman",
"timestamp": "2017-09-17T12:32:18",
"content": "Nice ... | 1,760,374,675.553442 | ||
https://hackaday.com/2017/09/17/cheap-and-easy-motion-tracking/ | Cheap And Easy Motion Tracking | John Baichtal | [
"Virtual Reality"
] | [
"motion tracking",
"python",
"webcam motion detector"
] | [Koppany Horvarth] set out to create a dirt-cheap
optical tracking rig
for VR that uses only two cameras and a certain amount of math to do its thing. He knew he could do theoretically, and wouldn’t cost a lot of money, but still required a lot of work and slightly absurd amount of math.
While playing around with a web... | 13 | 8 | [
{
"comment_id": "4019127",
"author": "Trax",
"timestamp": "2017-09-17T08:04:29",
"content": "What about ping-pong balls instead?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4035872",
"author": "ShortHair Programmer (@koppanyh)",
"timestamp... | 1,760,374,675.663262 | ||
https://hackaday.com/2017/09/16/a-lightsaber-with-rave-mode/ | A Lightsaber, With Rave Mode | James Hobson | [
"LED Hacks",
"Weapons Hacks"
] | [
"custom",
"lightsaber",
"prop",
"replica",
"rgb",
"star wars"
] | How often after being exposed to Star Wars did you dream of having your own working lightsaber? These days — well, we don’t quite have the technology to build crystal-based weapons, but tailor-made lightsabers like redditor [interweber]’s are
very much real
.
Piggybacking off the Korbanth Graflex 2.0 kit — a sort of ba... | 21 | 13 | [
{
"comment_id": "4018665",
"author": "Frightened by Scary Things.",
"timestamp": "2017-09-17T05:21:54",
"content": "Fabulous!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4018753",
"author": "bty",
"timestamp": "2017-09-17T06:01:47",
"content": "... | 1,760,374,675.611656 | ||
https://hackaday.com/2017/09/15/sneakers-a-love-fest/ | Sneakers: A Love-Fest | John Baichtal | [
"Featured",
"Interest",
"Original Art",
"Security Hacks"
] | [
"cryptography",
"hollywood",
"physical security"
] | “A TURNIP CURES ELVIS” begins the opening credits, an intriguing beginning to a smart and still timely film that was released around 25 years ago. If you’ve never seen the movie, I’m about to spoil the hell out of it.
Sneakers
features the title characters, hackers who work the 1992 gig economy as freelance penetration... | 62 | 17 | [
{
"comment_id": "4014958",
"author": "Cathy Garrett",
"timestamp": "2017-09-15T14:26:37",
"content": "“A TURNIP KILLS ELVIS” translates to Universal PicturesNo. No, it really doesn’t. BUT! “A TURNIP CURES ELVIS” does, which is the actual anagram “Sneakers” kicks off with. You gush over the movie mak... | 1,760,374,675.994975 | ||
https://hackaday.com/2017/09/15/piezomagnetic-trick-shrinks-2-5-ghz-antennas/ | Piezomagnetic Trick Shrinks 2.5 GHz Antennas | Elliot Williams | [
"Wireless Hacks"
] | [
"antenna",
"MEMS",
"physics",
"piezoelectric",
"radio",
"wireless"
] | To a ham radio operator used to “short”-wave antennas with lengths listed in tens of meters, the tiny antennas used in the gigahertz bands barely even register. But if your goal is making radio electronics that’s small enough to swallow, an antenna of a few centimeters is too big. Physics determines plausible antenna s... | 20 | 8 | [
{
"comment_id": "4014670",
"author": "Saabman",
"timestamp": "2017-09-15T11:19:27",
"content": "Those measurements should be mm not cm",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4015536",
"author": "playaspec",
"timestamp": "2017-09-15T21... | 1,760,374,675.766241 | ||
https://hackaday.com/2017/09/15/the-1980s-called-asking-for-the-z80-membership-card/ | The 1980s Called – Asking For The Z80 Membership Card | Anool Mahidharia | [
"classic hacks"
] | [
"8-bit computers",
"altoids",
"cpm",
"retro",
"retro computer",
"z80",
"zilog"
] | The ’80’s and early ’90’s saw a huge proliferation of “personal” computers, spawning an army of hacker kids who would go on to hone their computing chops on 8-bit and 16-bit computers from brands such as Sinclair, Commodore, Acorn, Apple, Atari, Tandy/RadioShack and Texas Instruments. Fast forward to 2017, and Raspberr... | 36 | 12 | [
{
"comment_id": "4014593",
"author": "Galane",
"timestamp": "2017-09-15T09:42:31",
"content": "How about a color video board which also has inputs for a mouse and keyboard?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4014619",
"author": "Adam",
... | 1,760,374,675.838662 | ||
https://hackaday.com/2017/09/14/tesla-coil-uses-vintage-tube/ | Tesla Coil Uses Vintage Tube | Anool Mahidharia | [
"Misc Hacks"
] | [
"Armstrong oscillator",
"GI-30",
"high voltage transformer",
"oscillator",
"tesla",
"vacuum tube"
] | We’ve seen a fair amount of Tesla coil builds, but ones using vacuum tubes are few and far between. Maybe it’s the lack of availability of high power tubes, or a lack of experience working with them among the younger crop of hackers. [Radu Motisan] built a
vacuum tube Tesla coil
several years back, and only just manage... | 4 | 3 | [
{
"comment_id": "4014927",
"author": "blarsblarson",
"timestamp": "2017-09-15T13:44:55",
"content": "It looks like the GI-30 is a Russian version of the 829 or 5894. Those might be easier to obtain in the western world if you want to duplicate this.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,374,675.707664 | ||
https://hackaday.com/2017/09/14/winch-bot-records-hacks-and-cats/ | Winch Bot Records Hacks And Cats | Brian McEvoy | [
"Robots Hacks"
] | [
"audio visual",
"camera",
"delta",
"documentation",
"gimbal",
"position",
"positioning",
"recording",
"robot",
"video",
"winch"
] | Some people are better than others when it comes to documenting their hacks. Some people, like [Micah Elizabeth Scott], aka [scanlime], set the gold standard with their recordings. Hacking sessions with the
Winch Bot
have been streamed regularly throughout the build and this is going to lead to a stacking effect in her... | 14 | 7 | [
{
"comment_id": "4014099",
"author": "modmanpaul",
"timestamp": "2017-09-15T02:38:57",
"content": "She’s the first person I ever became a patreon of. It was after your gimbal story. I hope others will do the same",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "... | 1,760,374,675.886261 | ||
https://hackaday.com/2017/09/14/remote-controlled-streaming-speakers/ | Remote Controlled Streaming Speakers | James Hobson | [
"Musical Hacks",
"Raspberry Pi"
] | [
"c++",
"logitech",
"mopidy",
"pHAT DAC",
"python",
"speakers",
"zero"
] | For want of a better use of a spare Raspberry Pi Zero W and a set of LogitechZ-680 surround sound speakers, [Andre van Kammen] hacked them together to make them
stream music playing from his phone
.
It was stumbling across the Pi Music Box distribution that really got the ball rolling, and the purchase of a pHAT
DAC la... | 16 | 6 | [
{
"comment_id": "4013995",
"author": "Notimpressed",
"timestamp": "2017-09-15T00:39:28",
"content": "Whoa, what a waste of hardware.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4014109",
"author": "dr.rockzo",
"timestamp": "2017-09-15T02:5... | 1,760,374,676.051419 | ||
https://hackaday.com/2017/09/14/battery-management-module-hacked-for-lithium-iron-battery-bank/ | Battery Management Module Hacked For Lithium-Iron Battery Bank | Dan Maloney | [
"home hacks",
"Misc Hacks"
] | [
"batteyr bank",
"bms",
"generator",
"inverter",
"Li-FePO4",
"Li-ion",
"lithium ion",
"phosphate",
"powerwall"
] | In a departure from his usual repair and tear down fare, [Kerry Wong] has set out on a long-term project — building a whole-house battery bank. From
the first look at the project
, this will be one to watch.
To be fair, [Kerry] gave us a tease at this project a few months back with
his DIY spot welder
for battery tabs.... | 37 | 11 | [
{
"comment_id": "4013733",
"author": "Vinalon",
"timestamp": "2017-09-14T20:37:18",
"content": "Cool, looks like a fun power electronics project. How d’you balance the voltage of individual cells to prolong their lives when the anodes and cathodes are all in parallel like that?",
"parent_id": nu... | 1,760,374,676.129966 | ||
https://hackaday.com/2017/09/15/cutting-stone-with-a-diamond-bit-built-from-plumbing-parts/ | Cutting Stone With A Diamond Bit Built From Plumbing Parts | Adam Fabio | [
"Tool Hacks"
] | [
"AvE",
"core",
"cut",
"diamond",
"drill",
"granite",
"stone",
"tool"
] | Everyone’s favorite Canadian is at it again. This time, [AVE] needed to cut a large hole in a stone countertop. They making coring bits for this, but a bit this size would cost upwards of $400. Not a problem. [AvE] broke out the tools
and built his own stone cutting bit
.
Everything starts with a 6″ plastic pipe cap. [... | 24 | 11 | [
{
"comment_id": "4016020",
"author": "macona",
"timestamp": "2017-09-16T05:41:28",
"content": "You can actually rent these kinds of tools from rental places. They charge based on how much diamond you use.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "401618... | 1,760,374,676.534573 | ||
https://hackaday.com/2017/09/15/delivery-drone-aims-to-make-package-handoffs-safer-than-ever/ | Delivery Drone Aims To Make Package Handoffs Safer Than Ever | James Hobson | [
"drone hacks"
] | [
"carbon fiber",
"Carbon Fibre",
"delivery",
"drone",
"medical",
"package",
"Supplies"
] | Picture this: you’re at home and you hear a rapping on your door. At last!– your parcel has arrived. You open the door, snatch a drone out of the air, fold it up, remove your package, unfold it and set it down only for it to take off on its merry way. Hand-delivery courier drones might be
just over the horizon
.
Design... | 18 | 5 | [
{
"comment_id": "4015858",
"author": "starhawk",
"timestamp": "2017-09-16T02:46:38",
"content": "Well, that’s kind of cool.For those of us in the US — 500g is a hair over a pound. IOW, anything that can go USPS First Class as a letter, flat or parcel — meaning 90%+ of eBay, both domestic and interna... | 1,760,374,676.635413 | ||
https://hackaday.com/2017/09/15/hacker-maketh-kingsman-umbrella/ | Hacker Maketh Kingsman Umbrella | Inderpreet Singh | [
"Misc Hacks"
] | [
"gun",
"kingsman",
"make",
"projector",
"prop",
"umbrella"
] | Yes! Someone made the Kingman umbrella and yes it can shoot and yes it has a display on the inside. [James Hobson] just put up a video on
YouTube
for this excellent project detailing the process that went into creating this live working prop and it is amazing.
The build starts with finding a rugged umbrella and was tes... | 11 | 6 | [
{
"comment_id": "4015642",
"author": "Dave Davies",
"timestamp": "2017-09-15T23:28:42",
"content": "Very Cool!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4015695",
"author": "Nathan",
"timestamp": "2017-09-16T00:11:22",
"content": "two typos in... | 1,760,374,676.58266 | ||
https://hackaday.com/2017/09/15/automatically-3d-print-infinite-number-of-parts/ | Automatically 3D Print Infinite Number Of Parts | Steven Dufresne | [
"3d Printer hacks"
] | [
"3d printer",
"3d printer hacks",
"3D printer mod",
"infinite build volume printer"
] | We’ve seen 3D printers coming out with infinite build volumes, including some attempts at patenting that may or may not stall their development. One way around the controversy is to do it in a completely different way. [Aad van der Geest]’s solution may not give you the ability to print an infinitely long part, but it ... | 24 | 8 | [
{
"comment_id": "4015418",
"author": "Hank",
"timestamp": "2017-09-15T20:10:09",
"content": "This technology has already been developed and commercialized by a company called NVBots.https://nvbots.com/products/. Obviously I don’t want to take anything away from the creator, but this is certainly an ... | 1,760,374,676.695937 |
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