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https://hackaday.com/2022/09/27/add-full-color-images-to-your-3d-prints-with-toner-transfer/ | Add Full-Color Images To Your 3D Prints With Toner Transfer | Dave Walker | [
"3d Printer hacks"
] | [
"3d print",
"colour",
"enclosure",
"images",
"laser printer",
"printer",
"toner tranfer",
"transfers"
] | Toner transfer is a commonly-used technique for applying text and images to flat surfaces such as PCBs, but anybody who has considered using the same method on 3D prints will have realized that the heat from the iron would be a problem. [Coverton] has a solution that literally turns the concept on its head, by
3D print... | 43 | 20 | [
{
"comment_id": "6516842",
"author": "0xfred",
"timestamp": "2022-09-27T11:05:16",
"content": "This is the sort of “why didn’t I think of that” hack that I come here for. Brilliant.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516868",
"author": "... | 1,760,372,552.280631 | ||
https://hackaday.com/2022/09/27/building-an-old-guitar-from-a-new-one/ | Building An Old Guitar From A New One | Bryan Cockfield | [
"Musical Hacks"
] | [
"clone",
"Danelectro",
"dc59",
"guitar",
"music",
"Pickups",
"plywood",
"woodworking"
] | Anyone who’s ever played guitar to at least the skill level required to form a terrible garage band knows the names of the most legendary guitars. The driving sound of the Gibson Les Paul played by Jimmy Page, the upside-down and smooth Fender Stratocaster from Jimi Hendrix, or the twangy Rickenbacker made famous by Ge... | 3 | 3 | [
{
"comment_id": "6516847",
"author": "Tony",
"timestamp": "2022-09-27T11:23:41",
"content": "My ’64 Danelectro, made in Neptune, NJ, had top and back body panels made of Masonite. The original bridge was a piece of rosewood with a long fret for a saddle. It sat on the top, mounted on 3 set-screws. T... | 1,760,372,551.97237 | ||
https://hackaday.com/2022/09/26/measuring-impedance-virtually/ | Measuring Impedance Virtually | Al Williams | [
"Tool Hacks"
] | [
"impedance",
"LTSpice"
] | We always enjoy a [FesZ] video and we wonder if the “Z” stands for impedance? That’s the topic of his latest video series:
measuring impedance with LTSpice
. Of course, he also does his usual thorough job of mapping the virtual world to the real one. You can see the video below.
It is simple enough. Impedance is very s... | 9 | 1 | [
{
"comment_id": "6516844",
"author": "roonb",
"timestamp": "2022-09-27T11:15:58",
"content": "I don’t care what engineering persons think but using “Z” in this day and age is pure and simply one big faux pas aimed against people who suffer in central-european conflicts. We should really look for oth... | 1,760,372,552.122084 | ||
https://hackaday.com/2022/09/26/robotic-platform-is-open-sourced-and-user-friendly/ | Robotic Platform Is Open Sourced And User Friendly | Bryan Cockfield | [
"Robots Hacks"
] | [
"aluminum",
"arduino",
"extrusion",
"open source",
"platform",
"robot",
"simple"
] | Having a 3D printer or a CNC machine available for projects is almost like magic. Designing parts in software and having them appear on the workbench is definitely a luxury. But for a lot of us, these tools aren’t easily available and projects that use them can be out-of-reach. That’s why one of the major design goals ... | 9 | 6 | [
{
"comment_id": "6516772",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-09-27T02:17:26",
"content": "I hope a future version will put the wheel motors (somehow) inside the frame(s).",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "651687... | 1,760,372,552.080991 | ||
https://hackaday.com/2022/09/26/lending-a-helping-hand-to-hens-with-ai/ | Lending A Helping Hand To Hens With AI | Ryan McConnell | [
"Artificial Intelligence",
"Microcontrollers"
] | [
"AI on the Edge",
"chicken coop",
"environmental monitoring",
"IoT"
] | As anyone who has taken care of chickens or other poultry before will tell you, it can be backbreaking work. So why not build a robot to do all the hard work for us? That’s precisely what [Aktar Kutluhan] demonstrated with an AI-powered IoT system that
automatically feeds chicks and monitors unhatched eggs
.
Make no mi... | 8 | 6 | [
{
"comment_id": "6516741",
"author": "Hirudinea",
"timestamp": "2022-09-26T23:33:07",
"content": "Eggcellent!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516773",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-09-27T0... | 1,760,372,552.197448 | ||
https://hackaday.com/2022/09/26/watch-nasa-crash-a-probe-into-an-asteroid-tonight/ | Watch NASA Crash A Probe Into An Asteroid Tonight | Tom Nardi | [
"News",
"Space"
] | [
"asteroid",
"dart",
"live stream",
"nasa",
"planetary defense"
] | Got any plans for tonight? No? Well then you’re in luck, because NASA is just a few hours from
intentionally smashing a probe into the minor planet Dimorphos
as part of Double Asteroid Redirection Test (DART) — marking the first time humanity has ever intentionally tried to knock a space rock off-course. If it works, w... | 27 | 12 | [
{
"comment_id": "6516704",
"author": "Ostracus",
"timestamp": "2022-09-26T21:45:55",
"content": "” This is simply a test to see if a small spacecraft impacting an asteroid can change its velocity enough to appreciably change its orbital trajectory. ”Demonstrating that nukes aren’t required.",
"p... | 1,760,372,552.396698 | ||
https://hackaday.com/2022/09/26/when-3d-printing-gears-it-pays-to-use-the-right-resin/ | When 3D Printing Gears, It Pays To Use The Right Resin | Donald Papp | [
"3d Printer hacks"
] | [
"3d printed",
"gears",
"planetary gearbox",
"resin",
"sla",
"testing"
] | There are plenty of resins advertised as being suitable for functional applications and parts, but which is best and for what purpose?
According to [Jan Mrázek], if one is printing gears, then they are definitely not all the same.
He recently got fantastic results
with Siraya Tech Fast Mecha, a composite resin that con... | 9 | 2 | [
{
"comment_id": "6516702",
"author": "sampleusername",
"timestamp": "2022-09-26T21:42:38",
"content": "If you can learn how to make silicone molds and cast copies of your 3D printed parts, then you do not necessarily need to limit yourself to resins that are printable. Remember, 3D printing originat... | 1,760,372,552.44748 | ||
https://hackaday.com/2022/09/26/tiny-dongle-brings-the-hard-drives-song-back-to-updated-retrocomputers/ | Tiny Dongle Brings The Hard Drive’s Song Back To Updated Retrocomputers | Dan Maloney | [
"Retrocomputing"
] | [
"activity",
"attiny",
"feedback",
"hard disk",
"hard drive",
"hdd",
"head seeking",
"retrocomputer",
"thrashing"
] | Back in the “beige box” days of computing, it was pretty easy to tell what your machine was doing just by listening to it, because the hard drive was constantly thrashing the heads back and forth. It was sometimes annoying, but never as annoying as hearing the stream of Geiger counter-like clicks stop when you knew it ... | 28 | 17 | [
{
"comment_id": "6516677",
"author": "Ostracus",
"timestamp": "2022-09-26T19:43:04",
"content": "My instructor had a Winchester HDD. Could hear it’s singing a good distance away.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516739",
"author": "Eri... | 1,760,372,552.036967 | ||
https://hackaday.com/2022/09/26/linux-fu-atomic-power/ | Linux Fu: Atomic Power | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Slider"
] | [
"chroot",
"linux"
] | People are well aware of the power of virtual machines. If you want to do something dangerous — say, hack on the kernel — you can create a virtual machine, snapshot it, screw it up a few times, restore it, and your main computer never misses a beat. But sometimes you need just a little shift in perspective, not an enti... | 12 | 6 | [
{
"comment_id": "6516629",
"author": "Ostracus",
"timestamp": "2022-09-26T17:47:17",
"content": "“People are well aware of the power of virtual machines.”Bluestack: Running Android apps on an x86 machine.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6516646"... | 1,760,372,552.336834 | ||
https://hackaday.com/2022/09/26/reverse-engineering-hack-chat-with-matthew-alt/ | Reverse Engineering Hack Chat With Matthew Alt | Dan Maloney | [
"Hackaday Columns",
"Slider"
] | [
"Hack Chat"
] | Join us on Wednesday, September 28 at noon Pacific for the
Reverse Engineering Hack Chat
with
Matthew Alt
!
Our world is full of mysteries, from the nature of time to how exactly magnets work. There are some things that we just have to accept that no matter how hard we look, we’ll never get a complete answer, especiall... | 1 | 1 | [
{
"comment_id": "6516616",
"author": "rtyh4ryh45",
"timestamp": "2022-09-26T17:17:45",
"content": "Please hack the Baofeng or Woxungadd modem and change firmware for lora communications. Connecting to router and make free internet",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,552.15868 | ||
https://hackaday.com/2022/09/26/probably-the-simplest-radiation-detector-you-already-own/ | Probably The Simplest Radiation Detector You Already Own | Jenny List | [
"Science"
] | [
"radiation",
"radiation detector",
"static electricity"
] | Over the years we’ve featured quite a few radiatioactivity detectors, which usually include a Geiger-Muller tube, or perhaps a large-area photodiode. But in the event of radiation exposure from a nuclear attack, how does the man in the street gauge the exposure without owning a dedicated instrument? This was a question... | 78 | 23 | [
{
"comment_id": "6516560",
"author": "Paul G",
"timestamp": "2022-09-26T15:09:15",
"content": "Fine as long as you have hair, any suggestions for those of us with bald heads (and wishing to avoid the ignominy of combing our pubes), or for those whose hair has already fallen out due to the radiation?... | 1,760,372,552.802625 | ||
https://hackaday.com/2022/09/26/smart-pills-can-tell-your-doctor-that-youve-taken-them/ | Smart Pills Can Tell Your Doctor That You’ve Taken Them | Lewin Day | [
"Current Events",
"Featured",
"Interest",
"Medical Hacks",
"Original Art",
"Slider"
] | [
"medicine",
"smart pill",
"smart pills"
] | We have many kinds of pills available these days to treat all kinds of different disorders. Of course, the problem with pills is that they don’t work if you don’t take them. Even Worse, for some medicines, missing a dose can cause all kinds of undesirable withdrawl effects and set back a patient’s treatment.
Smart pill... | 50 | 17 | [
{
"comment_id": "6516545",
"author": "miharix",
"timestamp": "2022-09-26T14:14:57",
"content": "Multiple tablets = user “fingeprint” -> wardriwing will be fun :)Elderly care will easy pinpoint all their Elderly people. :SPresence of acid is the only indicator? Isn’t that to easy to bypass?",
"pa... | 1,760,372,552.69865 | ||
https://hackaday.com/2022/09/26/so-how-do-you-make-a-self-destructing-flash-drive/ | So HowDoYou Make A Self-Destructing Flash Drive? | Tom Nardi | [
"Security Hacks"
] | [
"flash drive",
"Ovrdrive",
"self destruct",
"usb drive"
] | A self-destructing storage device that vaporizes its contents at the first sign of trouble would be an invaluable tool for many people, but good luck getting your hands on such a thing if you don’t work for a three-letter agency. Or at least, that’s what we would have said before [Walker] got on the case.
He’s working ... | 57 | 30 | [
{
"comment_id": "6516496",
"author": "4ndreas",
"timestamp": "2022-09-26T11:13:26",
"content": "an easy an reliable way to release the magic smoke is reversing polarity most CMOS and other ICs cant handle much reverse voltage.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"... | 1,760,372,552.895248 | ||
https://hackaday.com/2022/09/26/the-sensory-bridge-is-your-path-to-a-desktop-rave/ | The Sensory Bridge Is Your Path To A Desktop Rave | Abe Connelly | [
"Musical Hacks"
] | [
"audio",
"fft",
"light show",
"spectrum analyser",
"ws2812",
"ws2812b"
] | [Lixie Labs] are no strangers to creating many projects with LEDs or other displays. Now they’ve created a low latency music visualizer, called the
Sensory Bridge
, that creates gorgeous light shows from music.
The Sensory Bridge has the ability to update up to 128 RGB LEDs at 60 fps. The unit has an on-board MEMS micr... | 7 | 4 | [
{
"comment_id": "6516515",
"author": "lthemick",
"timestamp": "2022-09-26T12:38:46",
"content": "From the HaD title I was expecting more ‘oontz oontz oontz’ in the demo video.Cool project!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516553",
"aut... | 1,760,372,553.118292 | ||
https://hackaday.com/2022/09/25/this-found-sound-organ-was-made-with-python-and-a-laser-cutter/ | This Found-Sound Organ Was Made With Python And A Laser Cutter | Dan Maloney | [
"Musical Hacks"
] | [
"octave",
"organ",
"pid",
"plectrum",
"python",
"reed",
"tuning"
] | Some readers will no doubt remember attaching a playing card to the front fork of their bicycle so that the spokes flapped the card as the wheel rotated. It was supposed to sound like a motorcycle, which it didn’t, but it was good, clean fun with the bonus of making us even more annoying to the neighborhood retirees th... | 17 | 10 | [
{
"comment_id": "6516462",
"author": "Andrew",
"timestamp": "2022-09-26T05:24:18",
"content": "A Hammond organ it is not.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516472",
"author": "Martin",
"timestamp": "2022-09-26T06:51:25",
... | 1,760,372,553.216076 | ||
https://hackaday.com/2022/09/25/empty-spools-make-useful-tools-like-counters/ | Empty Spools Make Useful Tools, Like Counters | Kristina Panos | [
"green hacks",
"Misc Hacks"
] | [
"3D printer filament spool",
"counter",
"smooth rod",
"TPU"
] | What’s the deal with getting things done? There’s a Seinfeld anecdote that boils down to this: get a calendar, do a thing, and make a big X on each day that you do the thing. Pretty soon, you’ll thirst for chains of Xs, then you’ll want to black out the month. It’s solid advice.
[3D Printy] likes streaks as well, and m... | 2 | 2 | [
{
"comment_id": "6516444",
"author": "JanW",
"timestamp": "2022-09-26T04:21:58",
"content": "Allthread is super cheap hardware store stuff where I live.1m of M3 allthread is like 2 or 3 €.2.5mm rod doesn’t seem like a widely used dimension to me …",
"parent_id": null,
"depth": 1,
"replie... | 1,760,372,553.038329 | ||
https://hackaday.com/2022/09/23/a-spreadsheet-for-the-python-hacker/ | A Spreadsheet For The Python Hacker | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"python",
"spreadsheets"
] | You can write a Python program or use a Jupyter Notebook to do almost anything. But you can also get a lot of things done quickly using a spreadsheet.
Grist
is a “hacker’s” spreadsheet that merges these worlds. It looks like a spreadsheet, but underneath are SQLite tables and the formula language is Python.
The code is... | 9 | 7 | [
{
"comment_id": "6515995",
"author": "rthrtr",
"timestamp": "2022-09-24T08:13:56",
"content": "please add Ruby too",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6516008",
"author": "Frankel",
"timestamp": "2022-09-24T09:56:16",
"content": "Overloa... | 1,760,372,553.31362 | ||
https://hackaday.com/2022/09/23/add-an-oshw-certified-stopwatch-to-your-toolkit/ | Add An OSHW Certified Stopwatch To Your Toolkit | Abe Connelly | [
"clock hacks",
"Microcontrollers"
] | [
"7-segment display",
"circuit design",
"pomodoro",
"stopwatch"
] | [MakingDevices]
has created a simple stopwatch
that makes for a nice introduction to surface mount electronic design and assembly. The project is
open source hardware (OSHW) certified
, with
Gerbers, KiCAD files, and software all available
.
Conceptually the stopwatch is straight forward, with a row of two four digit s... | 5 | 4 | [
{
"comment_id": "6515972",
"author": "Drone",
"timestamp": "2022-09-24T06:28:19",
"content": "The PIC18LF14k50 is getting scarce. Mouser has only 196 in stock at qty.-1 $2.76 each and more than a year lead time. A measly 335 are expected on 10-Oct-2023.https://www.mouser.com/ProductDetail/Microchip-... | 1,760,372,553.076851 | ||
https://hackaday.com/2022/09/23/for-the-esps-next-esp-trick/ | For The ESP’s Next ESP Trick… | Al Williams | [
"Microcontrollers"
] | [
"ESP",
"magic trick"
] | It is a pretty stale dad joke to tell someone you have ESP when you mean you have an ESP8266 or ESP32 in your hand. However, [Naufil Metkar] uses an ESP device to pretend — via
a magic trick
— that he does have ESP. The trick requires a bit of 3D printing, an MPU6050 gyro sensor, and a lot of showmanship.
We hate to sp... | 10 | 8 | [
{
"comment_id": "6515912",
"author": "chango",
"timestamp": "2022-09-23T23:26:19",
"content": "The Seeedstudio Xiao BLE Sense is the perfect thing for a V2: super tiny, much lower standby current than ESP8266, lipo charger, and onboard IMU. Though it’s about 4x the cost of an ESP-01 and generic MPU6... | 1,760,372,553.163292 | ||
https://hackaday.com/2022/09/23/filament-cutter-uses-unusual-but-effective-3d-printed-spring-design/ | Filament Cutter Uses Unusual (But Effective) 3D-Printed Spring Design | Donald Papp | [
"3d Printer hacks"
] | [
"3d printed",
"filament cutter",
"flexure",
"printed spring",
"spring design",
"springs"
] | When one needs a spring, a 3D-printed version is maybe not one’s first choice. It might even be fair to say that printed springs are something one
ends up
making, rather than something one sets out to use. That might change once you try the spring design in [the_ress]’s
3D-printed filament cutter with printed springs
.... | 12 | 5 | [
{
"comment_id": "6515904",
"author": "SG",
"timestamp": "2022-09-23T22:51:13",
"content": "My god her finger that close to the blade when pushing in gave me horrible anxiety, alas, I will be looking into printed springs more, seems so simple.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,372,553.270775 | ||
https://hackaday.com/2022/09/23/big-3d-printed-bmo-is-also-an-octoprint-server/ | Big 3D Printed BMO Is Also An OctoPrint Server | Lewin Day | [
"3d Printer hacks",
"Raspberry Pi"
] | [
"3d printing",
"adventure time",
"BMO",
"Octoprint"
] | OctoPrint is a useful tool for 3D printers, providing remote access to essentially every 3D printer with a USB port. [Allie Katz] decided to build an OctoPrint server in the shape of a life-sized BMO from
Adventure Time
,
and the results are cute as heck.
A Raspberry Pi 4 is the heart of the build, with [Allie] selecti... | 7 | 2 | [
{
"comment_id": "6515849",
"author": "Himanshu",
"timestamp": "2022-09-23T18:34:09",
"content": "Oovocovoo I need this website them where I get?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6516540",
"author": "Allie Katz",
"timestamp": "20... | 1,760,372,553.36222 | ||
https://hackaday.com/2022/09/23/nazi-weapons-of-the-future/ | Nazi Weapons Of The Future | Al Williams | [
"Featured",
"History",
"Slider"
] | [
"german",
"nazi",
"wwii"
] | We know. The title sounds like a bad newsreel from 1942. Turns out, though, that the Nazis were really good at pouring money into military research and developing — or trying to develop — what they called “wunderwaffe” — wonder weapons. While we think of rockets and jets today as reasonably commonplace, they were state... | 137 | 26 | [
{
"comment_id": "6515821",
"author": "Ostracus",
"timestamp": "2022-09-23T17:14:38",
"content": "That night scope looks like it would fit the Fallout universe perfectly. Now all they needed was pipboys.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515855"... | 1,760,372,553.653401 | ||
https://hackaday.com/2022/09/23/hackaday-podcast-186-weighing-cats-slamming-vu-meters-slimmer-skimmers-and-clean-air-on-the-cheap/ | Hackaday Podcast 186: Weighing Cats, Slamming VU Meters, Slimmer Skimmers, And Clean Air On The Cheap | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday Editor-in-Chief Elliot Williams took time out from Supercon planning to join Staff Writer Dan Maloney for a look through the hacking week that was. We always try to keep things light, but it’s hard sometimes, especially when we have to talk about wars past and present and the ordnance they leave behind. It’s a... | 3 | 3 | [
{
"comment_id": "6516013",
"author": "small corrections",
"timestamp": "2022-09-24T10:50:22",
"content": "@Elliot:The German Railway runs on a reduced frequency AC of 16.7Hz (originally 16 2/3 Hz = 1/3 of our 50Hz Grid) not DC. Seehttps://de.wikipedia.org/wiki/Bahnstrom#16_2%E2%81%843_Hz_gegen%C3%BC... | 1,760,372,553.427713 | ||
https://hackaday.com/2022/09/23/exploring-texas-instruments-forgotten-cpu/ | Exploring Texas Instrument’s Forgotten CPU | Al Williams | [
"Retrocomputing"
] | [
"cpu",
"intel",
"ken shirriff",
"retrocomputing",
"texas instruments",
"ti"
] | Texas Instruments isn’t the name you usually hear associated with the first microprocessor. But the TI TMX 1795 was an 8008 chip produced months before the 8008. It was never available commercially, though, so it has been largely forgotten by most people.
But not [Ken Shirriff]
. You can see a demo from 2015 of the dev... | 21 | 9 | [
{
"comment_id": "6515798",
"author": "MD",
"timestamp": "2022-09-23T15:59:05",
"content": "Interesting! Well…TI *does* claim to have had the first µP… (not this one)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6515808",
"author": "Ken",
"timestamp":... | 1,760,372,553.709914 | ||
https://hackaday.com/2022/09/23/this-week-in-security-malwarebytes-goes-nuts-uber/ | This Week In Security: Malwarebytes Goes Nuts, Uber | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"escalation of privilege",
"Malwarebytes",
"This Week in Security",
"uber"
] | I got a rude awakening Wednesday morning this week. HaD writers don’t necessarily keep normal hours — don’t judge. A local client called, complaining that Google Maps was blocking on one of their computers, and the browser stated that it was a malicious site. Well that got my attention. Standard incident response: “Tur... | 12 | 7 | [
{
"comment_id": "6515776",
"author": "Truth",
"timestamp": "2022-09-23T14:59:38",
"content": "Great choice of name ldap-nom-nom",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515888",
"author": "Gregg Eshelman",
"timestamp": "2022-09-23T21:3... | 1,760,372,553.876348 | ||
https://hackaday.com/2022/09/23/snooping-on-starlink-with-an-rtl-sdr/ | Snooping On Starlink With An RTL-SDR | Dan Maloney | [
"Radio Hacks"
] | [
"beacon",
"LNB",
"raspberry pi",
"RTL-SDR",
"satellite",
"Starlink"
] | With an ever-growing constellation of Starlink satellites whizzing around over our heads, you might be getting the urge to start experimenting with the high-speed internet service. But at $100 or more a month plus hardware, the barrier to entry is just a little daunting for a lot of us. No worries, though — if all you’... | 21 | 6 | [
{
"comment_id": "6515745",
"author": "Johannes Burgel",
"timestamp": "2022-09-23T13:06:13",
"content": "It’s nice to see, but all it does is display the signals in a waterfall diagram. Nothing else. The title of the article made me think there was some decoding involved.",
"parent_id": null,
... | 1,760,372,554.028494 | ||
https://hackaday.com/2022/09/23/trs-80-model-100-gets-arduino-heart-transplant/ | TRS-80 Model 100 Gets Arduino Heart Transplant | Dave Walker | [
"Arduino Hacks",
"Retrocomputing"
] | [
"Arduino Mega 2560",
"model 100",
"portable",
"retrocomputing",
"tandy",
"trs-80",
"upcycling"
] | When [Stephen Cass] found himself with a broken Tandy TRS-80 Model 100 portable computer, the simplest solution was to buy another broken one and make one working computer from two non-working computers. However, this left him with a dilemma — what to do with the (now even more) broken one left over?
LCD layout is unus... | 4 | 3 | [
{
"comment_id": "6515712",
"author": "M COOP",
"timestamp": "2022-09-23T10:01:56",
"content": "If I was cooking this goose, I’d probably start with a MEGA1284, or something beefier like an ESP or small pi.Yes, I have a model 100, but it’s quaint enough without pulling it to pieces!",
"parent_id"... | 1,760,372,554.257281 | ||
https://hackaday.com/2022/09/22/robots-chase-down-balls-in-fun-outdoor-game/ | Robots Chase Down Balls In Fun Outdoor Game | Lewin Day | [
"Art",
"Robots Hacks"
] | [
"art",
"robot",
"robots"
] | Art installations aren’t always about static sculpture or pure aesthetics. In the case of
Operation Kiba
,
they can be fun games for everyone to enjoy.
The aim of
Operation Kiba
is for the players to collect all the “balls” on the playing field, which are intended to represent scoops of ice cream. Collecting the balls ... | 1 | 1 | [
{
"comment_id": "6515704",
"author": "johndoe",
"timestamp": "2022-09-23T09:22:20",
"content": "Just if someone wonders:KiBa you can also sometimes find in the drinksection of a german menu and is a portmanteau from Kirsch (cerry) and banana. Hence the colours red and yellow (or vice versa, who know... | 1,760,372,553.916562 | ||
https://hackaday.com/2022/09/22/openai-hears-you-whisper/ | OpenAI Hears You Whisper | Al Williams | [
"News",
"Software Development"
] | [
"neural network",
"openai",
"speech recognition"
] | Should you wish to try high-quality voice recognition without buying something, good luck. Sure, you can borrow the speech recognition on your phone or coerce some virtual assistants on a Raspberry Pi to handle the processing for you, but those aren’t good for major work that you don’t want to be tied to some closed-so... | 18 | 7 | [
{
"comment_id": "6515624",
"author": "Stuart Longland",
"timestamp": "2022-09-23T02:24:27",
"content": "Perfect… now to couple this to a text-to-speech engine, a SIP client and a copy of the old PARRY program… and I’ve got something to torment the NBN scammers with.",
"parent_id": null,
"dep... | 1,760,372,553.97022 | ||
https://hackaday.com/2022/09/22/better-scope-measurements/ | Better Scope Measurements | Al Williams | [
"Tool Hacks"
] | [
"measurement",
"oscilloscope",
"test equipment"
] | There was a time when few hobbyists had an oscilloscope and the ones you did see were old military or industrial surplus that were past their prime. Today you can buy a fancy scope for about what those used scopes cost that would have once been the envy of every giant research lab. However, this new breed of instrument... | 6 | 5 | [
{
"comment_id": "6515606",
"author": "hinspect",
"timestamp": "2022-09-22T23:59:15",
"content": "I have 3 (one like new) Tektronix 422 scopes that I haven’t used in years! I believe it was one of the first with solid state components. Fun reminiscing…⁰",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,554.071075 | ||
https://hackaday.com/2022/09/21/3d-print-yourself-a-tiny-steam-train-complete-with-smoke-effects/ | 3D Print Yourself A Tiny Steam Train Complete With Smoke Effects | Lewin Day | [
"Misc Hacks"
] | [
"3d printer",
"model railway",
"model train",
"train"
] | Model trains are fun, but sometimes little whirring motors in electric models feel a long way from the hulking metal beasts of the real railways.
[Lewis] of [DIY Machines] adds back some of the flavor with this little steam train build, smoke effects included!
The body of the train itself is 3D printed in PLA. It’s des... | 10 | 5 | [
{
"comment_id": "6515255",
"author": "sampleusername",
"timestamp": "2022-09-22T07:01:56",
"content": "Scale modeling is resurging as a mainsteam hobby because engineeers are going through a phase. The modern professional world of technology eschews all the character and imperfection of art, and has... | 1,760,372,554.207388 | ||
https://hackaday.com/2022/09/21/trojans-can-lurk-inside-avr-bootloaders/ | Trojans Can Lurk Inside AVR Bootloaders | Lewin Day | [
"Arduino Hacks"
] | [
"arduino",
"bootloader",
"trojan",
"virus"
] | If there’s one thing we’ve learned over the years, it’s that if it’s got a silicon chip inside, it could be carrying a virus. Research by one group focused on hiding a trojan inside an AVR Arduino bootloader,
proving even our little hobbyist microcontrollers aren’t safe
.
The specific aim of the research was to hide a ... | 52 | 20 | [
{
"comment_id": "6515186",
"author": "Ostracus",
"timestamp": "2022-09-22T02:19:10",
"content": "” Furthermore, there’s not heaps to be gained by sneaking code onto the average 3D printer out there. ”Networked, or plugged into USB, let the fun begin.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,372,554.353434 | ||
https://hackaday.com/2022/09/21/metric-and-inch-threads-fight-it-out-for-ultra-precise-positioning/ | Metric And Inch Threads Fight It Out For Ultra-Precise Positioning | Dan Maloney | [
"Tool Hacks"
] | [
"diemaker",
"inch",
"jack",
"kinematics",
"metric",
"micron",
"positioning",
"precision",
"thread"
] | When you’re a machinist, your stock in trade is precision, with measurements in the thousandths of your preferred unit being common. But when you’re a diemaker, your precision game needs to be even finer, and being able to position tools and material with seemingly impossibly granularity becomes really important.
For [... | 20 | 6 | [
{
"comment_id": "6515159",
"author": "Simon",
"timestamp": "2022-09-21T23:47:11",
"content": "Adam is the real deal in the world of ultra-precision diemaking and metalworking. He typically uses time-tested methods to produce stamping dies with ±0.0001″ tolerances, but his recent forays into innovati... | 1,760,372,554.414511 | ||
https://hackaday.com/2022/09/21/old-barcode-scanner-motherboards-live-again/ | Old Barcode Scanner Motherboards Live Again | Lewin Day | [
"Misc Hacks"
] | [
"8-bit computers",
"8080",
"Intel 8080"
] | Sometimes, hacking is just for the pleasure of diving into the secrets of old hardware. That was very much the case when [glitch] and a friend started
hacking on some old Intel 8080 boards
that had been living in the junk pile for too long.
The boards in question were motherboards from Identicon barcode scanners, runni... | 1 | 1 | [
{
"comment_id": "6515162",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-09-22T00:07:46",
"content": "Thanks for the article [Lewin]!It is a worthy hack they performed.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,554.456776 | ||
https://hackaday.com/2022/09/21/wow-you-could-have-a-tiny-v8/ | Wow! You Could Have A (Tiny) V8! | Al Williams | [
"Transportation Hacks"
] | [
"engine",
"motor",
"v8"
] | If you grew up before high gas prices and strict emission control regulations, you probably had — or wanted — a car with a V8 engine. An engineering masterpiece created in France, it would define automotive power for the best part of a century. Of course, you can still get them, but the realities of our day make them a... | 30 | 10 | [
{
"comment_id": "6515074",
"author": "David",
"timestamp": "2022-09-21T18:55:31",
"content": "Aaah, Ad-a-Day, my favourite place to learn about new products!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6515075",
"author": "Duwayne",
"timestamp": "20... | 1,760,372,554.527391 | ||
https://hackaday.com/2022/09/21/know-audio-stereo/ | Know Audio: Stereo | Jenny List | [
"Hackaday Columns",
"home entertainment hacks",
"Slider"
] | [
"audio",
"binaural",
"hi-fi",
"stereo"
] | In our occasional series charting audio and Hi-Fi technology we have passed at a technical level the main components of a home audio set-up. In
our last outing when we looked at cabling
we left you with a promise of covering instrumentation, but now it’s time instead for a short digression into another topic: stereo. I... | 16 | 10 | [
{
"comment_id": "6515056",
"author": "David",
"timestamp": "2022-09-21T17:09:15",
"content": "Did I miss the part where they talk about the shape of the ear and how it’s integral to hearing the positioning of the source?",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,554.641965 | ||
https://hackaday.com/2022/09/21/a-3d-printed-marble-run-features-neat-elevator-linkage/ | A 3D Printed Marble Run Features Neat Elevator Linkage | Lewin Day | [
"Misc Hacks"
] | [
"linkage analysis",
"linkages",
"marble",
"marble run",
"marbles",
"mechanism"
] | There’s seldom anything as joyful and relaxing to watch as a simple marble run. Of course, the thing about letting marbles fall under gravity is that you eventually need to lift them back up again.
The Marblevator has a mechanism that does just that.
Overall, the build features a relatively simple marble run. It consis... | 20 | 8 | [
{
"comment_id": "6515038",
"author": "Dave",
"timestamp": "2022-09-21T16:21:15",
"content": "Oh, the little vertical piece with magnet to take it off the arm is clevaaaar. Well done!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515192",
"author": ... | 1,760,372,554.874216 | ||
https://hackaday.com/2022/09/22/wireless-water-detector-hooks-up-to-home-assistant/ | Wireless Water Detector Hooks Up To Home Assistant | Lewin Day | [
"Misc Hacks"
] | [
"ESP8266",
"leak detector",
"water",
"water alarm",
"water detector"
] | Water damage can quickly make even the nicest buildings unliveable. [Andres Leon] suffered a small flood from an air conditioning unit, and wanted to avoid such issues in future. Thus,
he built a wireless monitor to solve the problem.
The device is based on the ESP8266, allowing it to wirelessly communicate with
Home A... | 19 | 7 | [
{
"comment_id": "6515574",
"author": "me",
"timestamp": "2022-09-22T21:59:28",
"content": "Good plan… But battery power means someone need to remember to charge it. A small battery giving 8-24 hrs runtime is a great idea in case of power outage. 5 months is long enough for someone to forget to char... | 1,760,372,554.753681 | ||
https://hackaday.com/2022/09/22/hackaday-prize-2022-solar-powered-lora-weather-station-for-the-masses/ | Hackaday Prize 2022: Solar Powered LoRa Weather Station For The Masses | Dave Rowntree | [
"Microcontrollers",
"The Hackaday Prize"
] | [
"18650",
"2022 Hackaday Prize",
"ESP32",
"LoRa",
"solar",
"weather"
] | [Debasish Dutta] has designed a few weather stations in the past, and this, the
fourth version of the system
has had many of the feature requests from past users rolled in. The station is intended to be used with an external weather sensor unit, provided by Sparkfun. This handles wind speed and direction, as well as me... | 20 | 11 | [
{
"comment_id": "6515525",
"author": "DougM",
"timestamp": "2022-09-22T19:00:13",
"content": "Happy to see it’s got a particulate sensor – I’ve become more interested in those since we are getting forest fire smoke in my area. To that end it would be cool if it could be made compatible with the IQA... | 1,760,372,554.81811 | ||
https://hackaday.com/2022/09/22/a-love-letter-to-small-design-teams-and-the-b-52/ | A Love Letter To Small Design Teams, And The B-52 | Al Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"design",
"Rant"
] | The true measure of engineering success — or, at least, one of them — is how long something remains in use. A TV set someone designed in 1980 is probably, at best, relegated to a dusty guest room today if not the landfill. But the B-52 — America’s iconic bomber — has been around for more than 70 years and will likely k... | 61 | 25 | [
{
"comment_id": "6515477",
"author": "Long time Lurker",
"timestamp": "2022-09-22T17:11:26",
"content": "Interesting article, thanks for the post! A platform for tech flying frontline for a century is impressive. And in somewhat competitive and high-stakes arena.To continue the aeronautical theme, S... | 1,760,372,554.984141 | ||
https://hackaday.com/2022/09/22/simple-internet-radio-transplant/ | Simple Internet Radio Transplant | Jonathan Bennett | [
"Radio Hacks",
"Raspberry Pi"
] | [
"internet radio",
"raspberry pi",
"Simple User Interface"
] | While we have a definite sweet spot in our hearts for analog radio, there are times that just call for a digital upgrade. One of the downsides that can come with this upgrade is complexity. For example, the more software-minded among us might base their build on the Music Player Daemon, and use a web interface for cont... | 18 | 7 | [
{
"comment_id": "6515455",
"author": "Michael Black",
"timestamp": "2022-09-22T15:59:52",
"content": "The Tivoli was carefully designed by Henry Kloss. A cut above other radios. Might as well leave it.There was an interview with Henry Kloss in Audio magazine, late eighties or nineties. He made th... | 1,760,372,555.048825 | ||
https://hackaday.com/2022/09/22/capstone-the-story-so-far/ | CAPSTONE: The Story So Far | Tom Nardi | [
"Current Events",
"Featured",
"Slider",
"Space"
] | [
"Artemis",
"artemis program",
"CAPSTONE",
"cubesat",
"Deep Space Network"
] | After decades of delays and false starts, NASA is
finally
returning to the Moon. The world is eagerly awaiting the launch of Artemis I, the first demonstration flight of both the Space Launch System and Orion Multi-Purpose Crew Vehicle, which combined will send humans out of low Earth orbit for the first time since 197... | 30 | 8 | [
{
"comment_id": "6515394",
"author": "TG",
"timestamp": "2022-09-22T14:05:21",
"content": "Bet you fifty bucks NASA no longer has the institutional competence to pull off manned moon missions. Can’t even do a probe right.",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,555.126736 | ||
https://hackaday.com/2022/09/22/coal-to-nuclear-transition-to-decarbonize-the-grid/ | Coal To Nuclear Transition To Decarbonize The Grid | Navarre Bartz | [
"Science"
] | [
"Advanced Nuclear Reactor",
"coal",
"electricity grid",
"electrification",
"energy transition",
"nuclear",
"Small Modular Reactor",
"TerraPower"
] | We love big projects here at Hackaday, and one of the biggest underway is the decarbonization of the electric grid. The US Department of Energy (DOE) recently
published a report (PDF)
on how placing nuclear reactors on coal plant sites in the US could help us get closer to the zero carbon grid of our dreams.
After eval... | 170 | 17 | [
{
"comment_id": "6515324",
"author": "Anon",
"timestamp": "2022-09-22T11:16:25",
"content": "Nuclear? No thanks. It’s way too expensive and competes against renewables.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515353",
"author": "AKA the A",
... | 1,760,372,555.594366 | ||
https://hackaday.com/2022/09/22/an-all-in-one-serial-printer-playground/ | An All-In-One Serial Printer Playground | Jenny List | [
"Peripherals Hacks"
] | [
"printer",
"serial printer",
"thermal printer"
] | One of the peripherals of most desire for a microcomputer-obsessed youth in the 1980s was a printer, probably a dot-matrix device. In the decades since, printers have passed into being almost a piece of discardable junk as cheap inkjets can be found in any garage sale. That’s not to say that there’s not plenty of fun t... | 10 | 5 | [
{
"comment_id": "6515279",
"author": "Joshua",
"timestamp": "2022-09-22T08:34:55",
"content": "My first 8-Bit Personal Computer had a built-in plotter.. An MZ-1P01, with 4 colours! 😋",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515318",
"author":... | 1,760,372,555.171749 | ||
https://hackaday.com/2022/09/21/cutting-metals-with-a-diode-laser/ | Cutting Metals With A Diode Laser? | Dave Rowntree | [
"Laser Hacks"
] | [
"cutting",
"diode laser",
"metal"
] | Hobbyist-grade laser cutters can be a little restrictive as to the types and thicknesses of materials that they can cut. We’re usually talking about CO
2
and diode-based machines here, and if you want to cut non-plastic sheets, you’re usually going to be looking towards natural materials such as leather, fabrics, and t... | 34 | 11 | [
{
"comment_id": "6514952",
"author": "Nerradia",
"timestamp": "2022-09-21T11:46:01",
"content": "For non-USA readers, “One to eight-thousandths of an inch” => 25 to 200 µm.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6515209",
"author": "Sarinkhan... | 1,760,372,555.374155 | ||
https://hackaday.com/2022/09/21/floppy-disk-sales-are-higher-density-than-you-might-think/ | Floppy Disk Sales Are Higher-Density Than You Might Think | Kristina Panos | [
"Current Events",
"Featured",
"Interest",
"Retrocomputing",
"Slider"
] | [
"3.5\" floppy disk",
"8 inch floppy disk",
"floppy",
"floppy disk"
] | Floppies may be big in Japan
, but nostalgic and/or needful Stateside floppy enthusiasts needn’t fret — just
use AOL keyword
point that browser toward
floppydisk.com
. There, you can buy new floppies of all sizes, both new and old, recycle your disks, or send them in to get all that precious vintage stuff transferred o... | 53 | 21 | [
{
"comment_id": "6514967",
"author": "Prfesser",
"timestamp": "2022-09-21T12:22:06",
"content": "Older chemical instrumentation uses floppies. The university where I taught often got donated equipment that would include a PC with floppy disks. (Dammit, what WAS that DOS command?? ;-))",
"parent_... | 1,760,372,555.68904 | ||
https://hackaday.com/2022/09/21/mechanical-color-picker-types-hex-codes-for-you/ | Mechanical Color Picker Types Hex Codes For You | Lewin Day | [
"Peripherals Hacks"
] | [
"color",
"digital media",
"hex code",
"hex color",
"rgb",
"rp2040"
] | Hex codes are a simple, unambiguous way to designate colors in digital media. However, going from a color in your head to a hex code can be difficult for the unpracticed.
[Guy Dupont] built a little gadget by the name of the Dial Toner to do it for him
(
Nitter
).
The Dial Toner has two dials for each color channel – R... | 18 | 12 | [
{
"comment_id": "6514921",
"author": "Marvin",
"timestamp": "2022-09-21T08:32:42",
"content": "Add a color sensor!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6514923",
"author": "Andrew",
"timestamp": "2022-09-21T08:47:42",
"content": "Neat!Bit... | 1,760,372,555.743588 | ||
https://hackaday.com/2022/09/20/its-pi-all-the-way-down-with-this-pi-powered-pi-picking-robot/ | It’s Pi All The Way Down With This Pi-Powered Pi-Picking Robot | Dan Maloney | [
"Raspberry Pi"
] | [
"chute",
"dispense",
"kitting",
"LinuxCNC",
"order picking",
"Pi",
"picking",
"raspberry",
"vending",
"X-Y"
] | While most of us live in a world where the once ubiquitous Raspberry Pi is now as rare as hens’ teeth, there’s a magical place where they’ve got so many Pis that they needed to build
a robotic dispenser to pick Pi orders
. And to add insult to injury, they even built this magical machine using a Raspberry Pi. The horro... | 14 | 7 | [
{
"comment_id": "6514892",
"author": "elwing",
"timestamp": "2022-09-21T05:33:27",
"content": "Yo Dawg, I heard you like PI!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514904",
"author": "Rekanice",
"timestamp": "2022-09-21T06:28:32",
... | 1,760,372,555.789789 | ||
https://hackaday.com/2022/09/20/3d-printed-string-vase-shows-whats-possible/ | 3D Printed String Vase Shows What’s Possible | Lewin Day | [
"3d Printer hacks"
] | [
"3d print",
"3d printer",
"stringer",
"stringing",
"vase"
] | Overhangs are the bane of the melty-plastic 3D printing world. Often, we try to avoid them with creative print alignments, or we compensate with supports. However, [3DPrintBunny] decided to embrace overhangs in the extreme
in the design of her creative 3D-printed string vase.
The design is intended to be printed with a... | 15 | 6 | [
{
"comment_id": "6514913",
"author": "ReD",
"timestamp": "2022-09-21T07:07:44",
"content": "Impressive.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514943",
"author": "Elliot Williams",
"timestamp": "2022-09-21T10:13:37",
"content... | 1,760,372,555.842446 | ||
https://hackaday.com/2022/09/20/raspberry-pi-grants-remote-access-via-pcie-sort-of/ | Raspberry Pi Grants Remote Access Via PCIe (Sort Of) | Al Williams | [
"Raspberry Pi"
] | [
"pci express",
"Pi-KVM",
"raspberry pi"
] | [Jeff] found a Raspberry Pi — well, the compute module version, anyway — in an odd place: on
a PCI Express card
. Why would you plug a Raspberry Pi into a PC? Well, you aren’t exactly. The card uses the PCI Express connector as a way to mount in the computer and connect to the PC’s ground. The Pi exposes its own networ... | 28 | 12 | [
{
"comment_id": "6514820",
"author": "Bryantherobotman",
"timestamp": "2022-09-20T23:14:18",
"content": "Ooh I was really hoping that the pi would be a pcie endpoint and use dma to poke around in the pc.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514839... | 1,760,372,555.908173 | ||
https://hackaday.com/2022/09/20/ride-on-star-wars-land-speeder-gets-a-real-jet-engine/ | Ride-on Star Wars Land Speeder Gets A Real Jet Engine | Lewin Day | [
"Toy Hacks"
] | [
"jet",
"jet engine",
"land speeder",
"landspeeder",
"star wars"
] | When it comes to children’s ride-on toys, the Star Wars Land Speeder is one of the cooler examples out there. However, with weedy 12-volt motors, they certainly don’t move quickly. [Joel Creates] decided to fix all that,
hopping up his land speeder with a real jet engine.
First, the original drivetrain was removed, wit... | 11 | 6 | [
{
"comment_id": "6514757",
"author": "Alysson Rowan",
"timestamp": "2022-09-20T20:20:52",
"content": "I love it.I. Want. One.Mk II needs to be a bit bigger and with 3 engines, though.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514794",
"author":... | 1,760,372,557.578265 | ||
https://hackaday.com/2022/09/20/open-source-free-as-the-air-you-breathe/ | Open Source: Free As The Air You Breathe | Al Williams | [
"News"
] | [
"air filter"
] | [Carolyn Barber] recently
interviewed
a 15-year-old who has been making
Corsi-Rosenthal
boxes for people in his community that are at risk for COVID. Not only is it great that a teenager has such community spirit, but it is also encouraging that [Richard Corsi] and [Jim Rosenthal] made an open-source design that can he... | 18 | 8 | [
{
"comment_id": "6514728",
"author": "smellsofbikes",
"timestamp": "2022-09-20T18:56:20",
"content": "Has anyone done any research to see if you can run one of these boxes in filter-upstream-of-fan mode for months, then briefly reverse the airflow and blow all the junk out of the filters and get mor... | 1,760,372,558.130527 | ||
https://hackaday.com/2022/09/20/finding-digital-solace-in-an-old-nokia-phone/ | Finding Digital Solace In An Old Nokia Phone | Tom Nardi | [
"classic hacks",
"Phone Hacks"
] | [
"feature phone",
"handheld",
"java",
"nokia"
] | We don’t have to tell you that the current mobile phone market is a bit bleak for folks who value things like privacy, security, and open source. While there have been a few notable attempts to change things up, from phone-optimized versions of popular Linux distributions to the promise of modular handsets — we still f... | 9 | 5 | [
{
"comment_id": "6514697",
"author": "Chris",
"timestamp": "2022-09-20T17:25:16",
"content": "This reminded me of the neo900 project,https://neo900.org/, but it looks like it went defunct. Which is too bad! It aimed to remake the Nokia N900 with “modern” (circa a decade ago) features.With anything t... | 1,760,372,558.076659 | ||
https://hackaday.com/2022/09/20/igy-the-year-we-all-got-along/ | IGY: The Year We All Got Along | Al Williams | [
"Featured",
"History",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"antarctica",
"arctic",
"discovery",
"IGY",
"satellite",
"science",
"van allen belts"
] | If you are a Steely Dan fan, you might know the Donald Fagen song, “IGY.” In it, Fagen sings about a rosy future with high-speed undersea rail, solar power, giant computers making life better, and spandex jackets. Since that song was on the 1982 album Nightfly, it is already too old for some people to remember, but the... | 24 | 9 | [
{
"comment_id": "6514660",
"author": "Tom Brusehaver",
"timestamp": "2022-09-20T14:28:03",
"content": "90 minutes from new York to ParisUnder sea by railGet your tickets to that wheel in spaceThe night fly was a Donald Fagen solo album.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,558.194805 | ||
https://hackaday.com/2022/09/20/walkmp3rson-is-an-mp3-player-like-sony-never-made/ | Walkmp3rson Is An MP3 Player Like Sony Never Made | Kristina Panos | [
"classic hacks",
"digital audio hacks"
] | [
"adafruit feather RP2040",
"keyswitches",
"linear keyswitches",
"mp3 player",
"rp2040"
] | If you weren’t already well aware, the 90s are like, so hot right now, and that includes cassette tapes for some reason. (Even though we personally didn’t have a CD player until 1998, they were around as early as 1982.) But if you don’t dig the quality of cassettes, or if you’d just rather carry around more than 45-120... | 29 | 16 | [
{
"comment_id": "6514613",
"author": "Michael Black",
"timestamp": "2022-09-20T11:33:41",
"content": "I’m sorry, but it looks like a Fisher-Price cassette recorder from 1989.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514620",
"author": "The Com... | 1,760,372,557.788782 | ||
https://hackaday.com/2022/09/20/3d-printing-aids-metal-polishing/ | 3D Printing Aids Metal Polishing | Jenny List | [
"Tool Hacks"
] | [
"abrasive",
"lapping",
"machining",
"metalworking"
] | While a machinist can put a beautiful finish on a piece of metal with their lathe or mill, to achieve the ultimate finish, a further set of polishing procedures are necessary. Successively finer abrasives are used in a process called lapping, which removes as far as possible any imperfections and leaves eventually a mi... | 9 | 5 | [
{
"comment_id": "6514567",
"author": "tadpole",
"timestamp": "2022-09-20T09:18:12",
"content": "This is some really high-quality advice with a logical and easy to follow explaination why it works. I am quite impressed and very grateful. This is what I always hoped the internet could be.",
"paren... | 1,760,372,557.719319 | ||
https://hackaday.com/2022/09/19/glass-3d-printing-via-laser/ | Glass 3D Printing Via Laser | Al Williams | [
"3d Printer hacks",
"Laser Hacks"
] | [
"3d printing",
"glass",
"laser",
"sls printing"
] | If you haven’t noticed, diode laser engraver/cutters have been getting more powerful lately. [Cranktown City] was playing with an Atomstack 20 watt laser and wondered if it would sinter sand into glass. His early experiments were not too promising, but with some work, he was able to make a crude form of glass with the ... | 5 | 1 | [
{
"comment_id": "6514628",
"author": "Bart",
"timestamp": "2022-09-20T12:43:41",
"content": "Honestly speaking it’s just SLS with glass powder. Due to nature of material I don’t think there’s much room for further improvement. For example you cannot soak your print with lower melting point temperatu... | 1,760,372,557.677067 | ||
https://hackaday.com/2022/09/19/a-peppy-low-power-wall-mounted-display/ | A Peppy Low Power Wall Mounted Display | Abe Connelly | [
"clock hacks",
"News"
] | [
"calendar",
"clock",
"lcd",
"wall monted",
"weather clock"
] | [Phambili Tech] creates a battery powered mountable display, called
“the Newt”
, that can be used to display information about the time, calendar, weather or a host of other customizable items.
The Newt tries to strike a balance between providing long operating periods while still maintaining high refresh rates and hav... | 18 | 5 | [
{
"comment_id": "6514489",
"author": "Daniel Scott Matthews",
"timestamp": "2022-09-20T02:46:33",
"content": "How much longer would these units last if part of the wall panel was an amorphous thin film solar panel? Indefinitely even with a moderately sized panel?",
"parent_id": null,
"depth"... | 1,760,372,558.015634 | ||
https://hackaday.com/2022/09/17/3d-printer-upcycles-computer-case-to-das/ | 3D Printer Upcycles Computer Case To DAS | Jonathan Bennett | [
"3d Printer hacks",
"computer hacks"
] | [
"3D printable",
"DAS",
"hard drive",
"upcycle"
] | Storage technologies are a bit of an alphabet soup, with NAS, SAN, and DAS systems being offered. That’s Network Attached Storage, Storage Area Network, and Direct Attached Storage. The DAS is the simplest, just physical drives attached to a machine, usually in a separate box custom made for the purpose. That physical ... | 29 | 5 | [
{
"comment_id": "6513491",
"author": "Ola",
"timestamp": "2022-09-17T13:33:27",
"content": "Why hard drives are mounted upside down ?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6513577",
"author": "TG",
"timestamp": "2022-09-17T19:25:10",... | 1,760,372,557.95772 | ||
https://hackaday.com/2022/09/17/antrunner-is-the-satellite-antenna-mount-you-need-to-take-with-you/ | AntRunner Is The Satellite Antenna Mount You Need To Take With You | Jenny List | [
"Radio Hacks"
] | [
"antenna",
"az-el mount",
"grbl",
"satellite"
] | It stands to reason, that should you wish to communicate with a satellite, whatever antenna you use should point at that satellite. Some of us have done this by hand, following the bright dot of the space station in the night sky. Still, for anything more serious than trying to catch a fleeting SSTV image, a more robus... | 13 | 6 | [
{
"comment_id": "6513469",
"author": "Andrew",
"timestamp": "2022-09-17T09:24:48",
"content": "I made one of these about 10 years ago. It used two servos and was powered by 4xAA batteries. It was controlled by an Arduino with a Bluetooth interface, and responded to gpredict over a BT serial link.I o... | 1,760,372,557.628903 | ||
https://hackaday.com/2022/09/16/hand-cranked-doodler-made-using-a-3d-printer/ | Hand-Cranked Doodler Made Using A 3D Printer | Lewin Day | [
"3d Printer hacks"
] | [
"cam",
"cams",
"mechanism"
] | 3D printers are great at creating complex geometry out of plastic, and that geometry can often pull off some impressive tricks. [DaveMakesStuff] found a way to generate geometry that draws 2D shapes with a pen and some fancy cams,
and it’s really fun to watch.
The build is relatively simple. It consists of a frame whic... | 20 | 8 | [
{
"comment_id": "6513433",
"author": "🔥 (@fire)",
"timestamp": "2022-09-17T05:09:16",
"content": "I’m legitimately excited for someone to figure out the math behind generating these cam wheels for arbitrary lines",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,372,558.249409 | ||
https://hackaday.com/2022/09/16/whats-old-is-new-again-gpt-3-prompt-injection-attack-affects-ai/ | What’s Old Is New Again: GPT-3 Prompt Injection Attack Affects AI | Donald Papp | [
"Artificial Intelligence",
"Security Hacks"
] | [
"ai",
"GPT-3",
"injection attack",
"prompt injection",
"security",
"sql injection"
] | What do SQL injection attacks have in common with the nuances of GPT-3 prompting? More than one might think, it turns out.
Many security exploits hinge on getting user-supplied data incorrectly treated as instruction. With that in mind, read on to see [Simon Willison] explain how GPT-3 — a natural-language AI — can be... | 13 | 9 | [
{
"comment_id": "6513411",
"author": "SB5",
"timestamp": "2022-09-17T02:29:34",
"content": "From the first piece of hacker comedy, Firesign Theatre’s “I Think We’re All Bozos on this Bus”, in which Ah, Clem hacks Dr Memory, the PDP-10 running the Future Fair“Do you remember the past, Doctor?”“Yes”“D... | 1,760,372,558.304884 | ||
https://hackaday.com/2022/09/16/vintage-tube-tester-teardown/ | Vintage Tube Tester Teardown | Al Williams | [
"Teardown"
] | [
"radio tube",
"tube",
"tube tester"
] | [Mr. Carlson] has an old-style 1940-era radio tube tester, the kind that used to inhabit grocery and drug stores. It is in amazing condition and he was
kind enough to tear it down for us
. The tester is a Model X from the Radiotechnic Laboratory in Evanston Illinois and, like [Mr. Carlson], we were amused that one of t... | 12 | 8 | [
{
"comment_id": "6513385",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-09-16T23:42:05",
"content": "I don’t miss wafer switches.Easily oxidized.The “Airline” logo on the tester,Wards Airline?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,558.512329 | ||
https://hackaday.com/2022/09/16/gaze-upon-just-how-thin-atm-skimmers-are-getting/ | Gaze Upon Just How Thin ATM Skimmers Are Getting | Donald Papp | [
"Security Hacks"
] | [
"atm",
"crime",
"deep insert skimmer",
"pinhole camera",
"skimmer"
] | ATM skimmers are electronic devices designed to read financial card information, and they are usually paired with a camera to capture a user’s PIN. These devices always have to hide their presence, and their design has been a bit of an arms race. Skimmers designed to be inserted into a card slot like a parasite have be... | 63 | 15 | [
{
"comment_id": "6513341",
"author": "Technocoma",
"timestamp": "2022-09-16T20:23:55",
"content": "I though that magnetic strip was no more use in ATMs, at least that’s the case in France. Well that’s what the bank said in 1997 when a French hacker, Serge Humpich, was trapped when he demonstrated th... | 1,760,372,558.707972 | ||
https://hackaday.com/2022/09/16/scratch-built-rc-excavator-is-a-model-making-tour-de-force/ | Scratch-Built RC Excavator Is A Model Making Tour De Force | Dan Maloney | [
"Toy Hacks"
] | [
"CAT 390F",
"excavator",
"hydraulics",
"model",
"PVC",
"rc",
"track"
] | Some projects just take your breath away with their level of attention to detail.
This scratch-built RC-controlled model excavator
is not only breathtaking in its detail, but also amazing for the materials and tools used to create it.
We’ve got to be honest, we’ve been keeping an eye on the progress [Vang Hà] has been ... | 20 | 11 | [
{
"comment_id": "6513329",
"author": "Jan",
"timestamp": "2022-09-16T19:21:12",
"content": "Brilliant!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513335",
"author": "rclark",
"timestamp": "2022-09-16T19:35:06",
"content": "Cool. I like!!Tho... | 1,760,372,558.607456 | ||
https://hackaday.com/2022/09/19/keyboard-shortcuts-at-the-touch-of-a-planetary-cube/ | Keyboard Shortcuts At The Touch Of A Planetary Cube | Abe Connelly | [
"Art",
"News"
] | [
"artistic pcb",
"cube",
"enclosure",
"fr4",
"HID usb",
"pcb",
"pcb art"
] | [Noteolvides] creates the
CubeTouch
, a cube made of six PCBs soldered together that creates a functional and interactive piece of art through its inlaid LEDs and capacitive touch sensors.
The device itself is connected through a USB-C connector that powers the device and allows it to send custom keyboard shortcuts, de... | 3 | 3 | [
{
"comment_id": "6514508",
"author": "echodelta",
"timestamp": "2022-09-20T04:25:52",
"content": "Huh?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6514563",
"author": "elwing",
"timestamp": "2022-09-20T09:02:28",
"content": "“buy your touchcube ... | 1,760,372,558.553285 | ||
https://hackaday.com/2022/09/19/the-inner-machinations-of-the-arduino-are-an-enigma/ | The Inner Machinations Of The Arduino Are An Enigma | Bryan Cockfield | [
"Microcontrollers"
] | [
"accuracy",
"atmega",
"atmega328p",
"clock calibration",
"interrupts",
"precision",
"timers"
] | Arduinos have been the microcontroller platform of choice for nearly two decades now, essentially abstracting away a lot of the setup and lower-level functions of small microcontrollers in favor of sensible IDEs and ease-of-use. This has opened up affordable microcontrollers to people who might not be willing to spend ... | 88 | 11 | [
{
"comment_id": "6514349",
"author": "Cyna",
"timestamp": "2022-09-19T20:34:43",
"content": "Of choice? Hardly.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514354",
"author": "Beige_Crusader",
"timestamp": "2022-09-19T20:47:00",
"... | 1,760,372,559.159942 | ||
https://hackaday.com/2022/09/19/2022-cyberdeck-contest-the-hosaka-mk-i-connects-you-to-cyberspace-neuromancer-style/ | 2022 Cyberdeck Contest: The Hosaka MK I Connects You To Cyberspace,NeuromancerStyle | Robin Kearey | [
"Cyberdecks"
] | [
"cyberdeck",
"hosaka",
"neuromancer",
"William Gibson"
] | It’s hard to pin down exactly what a cyberdeck is, as we’ve seen through the huge variety of designs submitted to our 2022 Cyberdeck Contest. The most basic requirement is that it is a type of portable computer, typically with a futuristic, cyberpunk-style design, but beyond that, anything goes. The original concept wa... | 17 | 9 | [
{
"comment_id": "6514306",
"author": "Michael Black",
"timestamp": "2022-09-19T18:35:05",
"content": "Once again, if you can’t jack in, it’s not a cyberdeck.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514315",
"author": "Steven Clark",
"... | 1,760,372,558.838414 | ||
https://hackaday.com/2022/09/19/retrotechtacular-the-original-robot-arm/ | Retrotechtacular: The Original Robot Arm | Al Williams | [
"Hackaday Columns",
"Retrotechtacular",
"Robots Hacks",
"Slider"
] | [] | Do you know the name [George Devol]? Probably not. In 1961 he received a patent for “
Programmed Article Transfer.
” We’d call his invention the first robot arm, and its name was the Unimate. Unlike some inventors, this wasn’t some unrealized dream. [Devol’s] arm went to work in New Jersey at a GM plant. The 4,000 poun... | 9 | 5 | [
{
"comment_id": "6514351",
"author": "Dude",
"timestamp": "2022-09-19T20:38:42",
"content": ">we were supposed to have one of these in our home by the year 2000I don’t think they meant it quite like that. They even say they’re not advocating to actually have a Unimate at home, but simply to imagine ... | 1,760,372,558.781324 | ||
https://hackaday.com/2022/09/19/multi-stage-ion-thruster-holds-exciting-promise/ | Multi-Stage Ion Thruster Holds Exciting Promise | Tom Nardi | [
"High Voltage",
"Science"
] | [
"ion propulsion",
"ion thruster",
"Plasma Channel"
] | Anyone who’s looked into high-voltage experiments is likely familiar with ion lifters — spindly contraptions made of wire and aluminum foil that are able to float above the workbench on a column of ionized air. It’s an impressive trick that’s been around since the 1950s, but the concept has yet to show any practical ap... | 56 | 26 | [
{
"comment_id": "6514257",
"author": "Alysson Rowan",
"timestamp": "2022-09-19T16:54:17",
"content": "Nice prototype build.One obvious change would be to use aerofoil section negative electrodes in order to reduce turbulence on the outflow side (= drag). Likewise, the support frames could be profile... | 1,760,372,558.935771 | ||
https://hackaday.com/2022/09/19/the-long-tail-of-war-finding-unexploded-ordnance-before-it-finds-us/ | The Long Tail Of War: Finding Unexploded Ordnance Before It Finds Us | Maya Posch | [
"Current Events",
"Featured",
"Science",
"Slider"
] | [
"demining",
"ground penetrating radar",
"unexploded ordnance"
] | Long after the enemy forces have laid down their arms, peace accords have been signed and victories celebrated, there is still a heavy toll to be paid. Most of this comes in the form of
unexploded ordnance
, including landmines and the severe pollution from heavy metals and other contaminants that can make large areas ... | 38 | 16 | [
{
"comment_id": "6514199",
"author": "Michael Black",
"timestamp": "2022-09-19T14:51:14",
"content": "I think I saw two stories this year about WWII bombs found in Europe. And they have to evacuate the area because they can’t be sure the bomb will not explode.",
"parent_id": null,
"depth": ... | 1,760,372,559.255072 | ||
https://hackaday.com/2022/09/19/as-europe-goes-to-leds-scientists-worry/ | As Europe Goes To LEDs, Scientists Worry | Al Williams | [
"LED Hacks",
"Science"
] | [
"climate",
"europe",
"hps",
"led",
"light wavelength",
"lps",
"sodium lighting"
] | There was a time when street lighting means someone had to go light the lamps. Electricity changed that, but street and outdoor lighting has been quietly going through a new revolution: LEDs. The problem, though, is that LEDs provide what scientists call “broad white” light and there are concerns about the
impact the u... | 271 | 35 | [
{
"comment_id": "6514124",
"author": "Frederick David Schulkind",
"timestamp": "2022-09-19T11:32:13",
"content": "Since LED light actually seems more natural than older types of outdoor lighting such as mercury vapor and sodium vapor, this sounds like a solution in search of a problem. Beyond the fa... | 1,760,372,559.905623 | ||
https://hackaday.com/2022/09/19/led-clock-has-its-pipes-on-display/ | LED Clock Has Its Pipes On Display | Dave Walker | [
"clock hacks",
"LED Hacks"
] | [
"7 segment",
"clock",
"ESP8266",
"IMU",
"led matrix",
"light pipe",
"lightpipe"
] | For most hackers and makers, building a clock is a rite of passage. Few, though, will be as unusual and engaging as
this design
by [TerraG2].
By combining addressable LEDs, light pipes and 7-segment displays, [TerraG2] has built a timepiece that looks great and will surely be a great conversation starter as well. It’s ... | 4 | 2 | [
{
"comment_id": "6514154",
"author": "Nonya Bizniss",
"timestamp": "2022-09-19T13:21:32",
"content": "This would look much better if some sort of 3D Printed ‘Comb’ was used to keep the “Pipes” even.(like the combs used on custom colored PC cables for the MB, GPU, etc)",
"parent_id": null,
"d... | 1,760,372,559.305837 | ||
https://hackaday.com/2022/09/18/banana-split-macropad-is-dessert-for-your-desk/ | Banana Split Macropad Is Dessert For Your Desk | Kristina Panos | [
"Peripherals Hacks"
] | [
"macro pad",
"macropad",
"nicenano"
] | Once again, [Dan Bostian] is ahead of the curve when it comes to bringing bunches of banana puns to the table, but we think you’ll find
this banana split macropad
quite appealing nonetheless. Does this tasty thing look familiar? It ought to — we discovered, plucked, and uncovered
the one-piece version
last summer, and ... | 10 | 8 | [
{
"comment_id": "6514082",
"author": "Loïc 🚵 (@chibani)",
"timestamp": "2022-09-19T07:44:49",
"content": "Quite disappointed the photograph doesn’t include a real banana, for scale",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514335",
"author": "... | 1,760,372,559.424459 | ||
https://hackaday.com/2022/09/18/a-vacuum-pick-up-tool-for-not-a-lot/ | A Vacuum Pick Up Tool For Not A Lot | Jenny List | [
"Tool Hacks"
] | [
"pick and place",
"vacuum pen",
"Vacuum pickup tool"
] | When working with grain-of-dust surface-mount components, one of the tools which makes a huge difference is a vacuum pickup pen. Instead of trying to move the part with tweezers and succeeding only in flicking it into the middle distance, a tiny rubber suction cup with a vacuum feed allows you to pick it up and place i... | 13 | 8 | [
{
"comment_id": "6514018",
"author": "hinspect",
"timestamp": "2022-09-19T02:25:50",
"content": "I found the ultimate vacuum device after trying to build one from scratch!I bought one of those silly blackhead removal devices from Ebay for $6.00 and free shipping. Not only has variable speeds but is ... | 1,760,372,559.4765 | ||
https://hackaday.com/2022/09/18/hackaday-links-september-18-2022/ | Hackaday Links: September 18, 2022 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"ai",
"canine",
"dog",
"drone",
"hackaday links",
"magnetoception",
"poop",
"robot",
"Stupid Hacks",
"uav",
"wildfire"
] | We always love when people take the trouble to show information in new, creative ways — after all, there’s a reason that
r/dataisbeautiful
exists. But we were particularly taken by
this version of the periodic table of the elements
, distorted to represent the relative abundance on Earth of the 90 elements that make up... | 21 | 7 | [
{
"comment_id": "6513973",
"author": "Michael Black",
"timestamp": "2022-09-18T23:25:51",
"content": "If everyone lived in Toronto, there’d be no rest of the country.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6513976",
"author": "me",
"t... | 1,760,372,559.373935 | ||
https://hackaday.com/2022/09/18/solar-flare-quiets-a-quarter-of-the-globe/ | Solar Flare Quiets A Quarter Of The Globe | Al Williams | [
"News",
"Solar Hacks",
"Space"
] | [
"solar flare",
"space"
] | In the “old” days, people were used to the idea that radio communication isn’t always perfect. AM radio had cracks and pops and if you had to make a call with a radiophone, you expected it to be unreliable and maybe even impossible at a given time. Modern technology, satellites, and a host of other things have changed... | 13 | 2 | [
{
"comment_id": "6513977",
"author": "Gravis",
"timestamp": "2022-09-18T23:45:07",
"content": "Carrington-level events no longer pose the serious threat to the electrical grid that they once did. This is because those massive 100 to 500 ton transformers are protected from the EM surges that would ot... | 1,760,372,559.525806 | ||
https://hackaday.com/2022/09/18/load-cells-to-get-the-right-pet-the-right-food/ | Load Cells To Get The Right Pet The Right Food | Navarre Bartz | [
"Arduino Hacks",
"home hacks"
] | [
"cats",
"dogs",
"pet feeder",
"pet food",
"pet health",
"pets"
] | If you have more than one pet, you may know how hard it is to tell how much each furry friend is eating. If you introduce prescription foods, then this minor annoyance can have a major impact on your pet’s health. Facing this dilemma, [tomasdiazwahl] set out to
make a pet feeder
that feeds his pets exactly what they ne... | 11 | 7 | [
{
"comment_id": "6514000",
"author": "anonymous",
"timestamp": "2022-09-19T01:13:22",
"content": "Do folks here know if you can leave a large load, constantly, on load cells without damaging them?About 100lbs (~43kg) would be the constant tare weight, and the additional weight, to measure, would be ... | 1,760,372,559.578189 | ||
https://hackaday.com/2022/09/18/robot-opens-master-combination-locks-in-less-than-a-minute/ | Robot Opens Master Combination Locks In Less Than A Minute | Robin Kearey | [
"lockpicking hacks"
] | [
"arduino nano",
"combination lock",
"lockpicking",
"master lock"
] | A common trope in bank heist B-movies is someone effortlessly bypassing a safe’s combination lock. Typically, the hero or villain will turn the dial while listening to the internal machinery, then deduce the combination based on sounds made by the lock. In real life, high-quality combination locks are not vulnerable to... | 28 | 10 | [
{
"comment_id": "6513804",
"author": "Wuan Han Lo",
"timestamp": "2022-09-18T14:32:29",
"content": "The most secure part of a genuine Master Lock is its poor quality. Even if you know the combination, and ‘enter’ it perfectly, it may take a dozen attempts. After a month, you need bolt cutters.",
... | 1,760,372,559.977702 | ||
https://hackaday.com/2022/09/18/tiny-gps-logger-for-the-internet-of-animals/ | Tiny GPS Logger For The Internet Of Animals | Abe Connelly | [
"ATtiny Hacks",
"gps hacks"
] | [
"ATiny",
"attiny",
"data logger",
"gps",
"GPS logger",
"low power"
] | [Trichl] has created a
tiny GPS logger, called ‘TickTag’
, designed as an inexpensive location tracking option for animal studies. The low cost, tiny form factor, and large power density of the LiPo battery give it the ability to track large populations of small animals, including dogs and bats.
The TickTag is capable ... | 35 | 8 | [
{
"comment_id": "6513701",
"author": "StephaneAG",
"timestamp": "2022-09-18T08:55:56",
"content": "little typi for the number of pins of the AXE610124 connector ( 10, not 0 ), but every reader would see that ;) Aside from that, nice project ! :)",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,560.175835 | ||
https://hackaday.com/2022/09/17/trs-80-model-ii-lives-again/ | TRS-80 Model II Lives Again | Al Williams | [
"Repair Hacks",
"Retrocomputing"
] | [
"trs-80",
"vintage",
"vintage computer",
"z80"
] | A lot of people had a Radio Shack TRS-80 Model I. This was a “home computer” built into a keyboard that needed an external monitor or TV set. Later, Radio Shack would update the computer to a model III which was a popular “all in one” option with a monitor and even space for — gasp — floppy disks. But the Model II was ... | 15 | 9 | [
{
"comment_id": "6513688",
"author": "BrightBlueJim",
"timestamp": "2022-09-18T08:05:38",
"content": "“The floppy drive’s spindle ran on AC power and if the computer was on, the disk was spinning.” That’s how all 8″ floppy drives worked at the time.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,372,560.221185 | ||
https://hackaday.com/2022/09/17/the-cpsc-says-plug-to-socket-not-plug-to-plug-please/ | The CPSC Says Plug To Socket, Not Plug To Plug, Please | Jenny List | [
"home hacks",
"News"
] | [
"electrical safety",
"power",
"safety"
] | When the power goes out, it goes without saying that all the lights and sockets in a house stop working. Savvy rural homeowners stock up with candles, batteries, LED lights, and inverters. More foolhardy folks simply hook up their home electrical system to a generator using a mains lead with a plug on one end between ... | 102 | 33 | [
{
"comment_id": "6513634",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-09-18T02:21:21",
"content": "I saw it was written by [Jenny List] (a Brit) but the title listed a USA acronym, and therefore I was briefly confused.Those little cords are also called “suicide plugs”.Yes, P... | 1,760,372,560.357573 | ||
https://hackaday.com/2022/09/17/diy-haptic-enabled-vr-gun-hits-all-the-targets/ | DIY Haptic-Enabled VR Gun Hits All The Targets | Donald Papp | [
"Games",
"Virtual Reality"
] | [
"3d printing",
"force feedback",
"gun",
"haptics",
"virtual reality",
"vr"
] | This
VR Haptic Gun
by [Robert Enriquez] is the result of hacking together different off-the-shelf products and tying it all together with an ESP32 development board. The result? A gun frame that integrates a VR controller (meaning it can be tracked and used in VR) and provides mild force feedback thanks to a motor that... | 3 | 3 | [
{
"comment_id": "6514071",
"author": "Rob Enriquez",
"timestamp": "2022-09-19T06:27:06",
"content": "Thanks for the review Donald! I’m excited to know everyone’s feedback and suggestion for improvements. ATM I’ve added support for Half-Life Alyx, Pistol Whip and Arizona Sunshine PC VR versions. More... | 1,760,372,560.404808 | ||
https://hackaday.com/2022/09/17/3d-printed-strain-wave-gearbox-turns-up-the-torque/ | 3D Printed Strain-Wave Gearbox Turns Up The Torque | Dan Maloney | [
"Misc Hacks"
] | [
"gearbox",
"harmonic drive",
"PLA",
"power transmission",
"spline",
"strain wave gear",
"TPU",
"wave generator"
] | 3D printers are good for a lot of things, but making parts for power transmission doesn’t seem to be one of them. Oh sure, some light-duty gears and timing belt sprockets will work just fine when printed, but oftentimes squooshed plastic parts are just too compliant for serious power transmission use.
But that’s not a ... | 6 | 2 | [
{
"comment_id": "6513592",
"author": "Cyna",
"timestamp": "2022-09-17T20:26:22",
"content": "Using the wrong material for the task is no excuse. How about some articles not exclusively related to PLA, PETG and TPU?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id... | 1,760,372,560.445208 | ||
https://hackaday.com/2022/09/17/3d-printable-bearings-that-actually-work-no-cad-tweaking-required/ | 3D Printable Bearings That Actually Work, No CAD Tweaking Required | Donald Papp | [
"3d Printer hacks"
] | [
"3d printed",
"608",
"608 bearings",
"bearings",
"calibration",
"goldilocks",
"printable",
"stl"
] | 3D printing bearings with an FDM printer can be an iffy endeavor, but it doesn’t have to be that way. [Matvey Kukuy]’s
Ultimate 608 Bearing with Calibration Kit
is everything you’ll need to dial in and print functional 608-style print-in-place bearings on your 3D printer.
Calibration pieces have a handy label attached ... | 22 | 6 | [
{
"comment_id": "6513583",
"author": "Dude",
"timestamp": "2022-09-17T19:37:11",
"content": "What’s the point of separately printed bearings though? They perform worse and cost more all things considered than just using real bearings.",
"parent_id": null,
"depth": 1,
"replies": [
{... | 1,760,372,560.508476 | ||
https://hackaday.com/2022/09/17/why-cant-we-have-pretty-things/ | Why Can’t We Have Pretty Things? | Elliot Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"change",
"encryption",
"newsletter",
"Slow"
] | I was reading [Al Williams]’ great rant on why sometimes
the public adoption of tech moves so slowly
, as exemplified by the Japanese Minister of Tech requesting the end of submissions to the government
on floppy diskettes
. In 2022!
Along the way, [Al] points out that we still trust ballpoint-pen-on-paper signatures m... | 74 | 31 | [
{
"comment_id": "6513520",
"author": "Thovthe",
"timestamp": "2022-09-17T14:22:50",
"content": "Bad ergonomics. Never the default option.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513522",
"author": "Rog Fanther",
"timestamp": "2022-09-17T14:39... | 1,760,372,560.66276 | ||
https://hackaday.com/2022/09/16/building-bridges-in-this-weeks-hack-chat/ | Building Bridges In This Week’s Hack Chat | Tom Nardi | [
"Engineering",
"Hackaday Columns"
] | [
"bridge",
"civil engineering",
"engineering",
"Hack Chat"
] | In the electronics world, even for the hobbyists, things have only gotten smaller over the years. We went from through-hole components to surface mount, and now we’re at the point where the experienced DIYers are coming around to the idea of using ball grid array (BGA) components in their designs. We’d wonder what thin... | 5 | 3 | [
{
"comment_id": "6513322",
"author": "Now just Bob",
"timestamp": "2022-09-16T18:34:26",
"content": "Some 4 decades back, when I was a Journeyman carpenter I worked for an engineering contractor (and good friend) who’s business was building cast concrete bridges (think overpasses). He often commente... | 1,760,372,560.552976 | ||
https://hackaday.com/2022/09/16/hackaday-podcast-185-a-2022-rotary-phone-how-ai-imagines-zepplin-are-we-alone-in-the-universe/ | Hackaday Podcast 185: A 2022 Rotary Phone, How AI Imagines Zepplin, Are We Alone In The Universe | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | This week, Editor-in-Chief Elliot Williams and Managing Editor Tom Nardi start off by talking about the chip shortage…but not how you think. With a list that supposedly breaks down all of the electronic components that the Russian military are desperate to get their hands on, we can see hackers aren’t the only ones scr... | 3 | 2 | [
{
"comment_id": "6513448",
"author": "Niklas Roy",
"timestamp": "2022-09-17T06:58:07",
"content": "Thanks for the mention! 👀 And what’s that sound!?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6514968",
"author": "Elliot Williams",
"times... | 1,760,372,560.704335 | ||
https://hackaday.com/2022/09/16/a-pill-dispenser-for-the-person-with-everything/ | A Pill Dispenser For The Person With Everything | Jenny List | [
"home hacks"
] | [
"ESP8266",
"pill dispenser",
"vibration sensor"
] | Sorting out pills is a mildly tedious task, and one that’s ripe for a bit of automation. It’s a task that [Mellow] has taken on enthusiastically, with the result of
an extremely well-designed dispenser
that has a stack of hoppers with servos controlled by an ESP8266 that dispense the pills required on time.
There are a... | 15 | 3 | [
{
"comment_id": "6513282",
"author": "Jan Praegert",
"timestamp": "2022-09-16T15:31:19",
"content": "Why? (Ok, because they can.) Solutions with no problems making it worse and now needs a power supply.A 30 days pill box costs less than 10 €. It is a dead stupid concept, a trustable solution, no mis... | 1,760,372,560.75499 | ||
https://hackaday.com/2022/09/16/this-week-in-security-11000-gas-stations-trustzone-hacks-kernel-and-unexpected-fuzzing-finds/ | This Week In Security: 11,000 Gas Stations, TrustZone Hacks Kernel, And Unexpected Fuzzing Finds | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"android",
"javascript",
"This Week in Security"
] | Automated Tank Gauges (ATGs) are nifty bits of tech, sitting unseen in just about every gas station. They keep track of fuel levels, temperature, and other bits of information, and sometimes get tied into the automated systems at the station. The problem, is that a bunch of these devices are listening to port 10001 on ... | 6 | 3 | [
{
"comment_id": "6513278",
"author": "eswan",
"timestamp": "2022-09-16T14:51:35",
"content": "“Android Hacking Via The TrustZone” – The unreleased sequel to Buckaroo Banzai Across the 8th Dimension.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513279",
... | 1,760,372,560.881467 | ||
https://hackaday.com/2022/09/16/a-pokemon-silver-cartridge-made-of-pure-silver/ | APokemon SilverCartridge Made Of Pure Silver | Lewin Day | [
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"cartridge",
"machining",
"pokemon",
"silver"
] | The big problem with
Pokemon Silver
is that it came in a cartridge made of only-slightly-sparkly grey plastic. [Modified] decided to fix all that,
making an all-silver cartridge instead
.
The cartridge was first modeled to match the original as closely as possible, and 3D printed for a fit check. From there, a test car... | 51 | 10 | [
{
"comment_id": "6513223",
"author": "Olivier",
"timestamp": "2022-09-16T11:04:58",
"content": "Very cool!!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513231",
"author": "Alex99a",
"timestamp": "2022-09-16T12:01:13",
"content": "Ok, a nice p... | 1,760,372,561.04558 | ||
https://hackaday.com/2022/09/16/the-sound-of-nails-on-black-vinyl-records/ | The Sound Of Nails On Black Vinyl Records | Abe Connelly | [
"Art",
"Musical Hacks"
] | [
"finger nails",
"musical hacks",
"musical instrument",
"records",
"turntable",
"Vinyl Record",
"vinyl records"
] | [Victoria Shen]
modifies glue-on nails
to give her the ability to play vinyl records with her fingers. Details are light but from the many glamour pictures, it looks like she pushes record player needles through glue-on nails with thin pickup wire that then presumably goes to an audio jack for amplification.
[Victoria]... | 32 | 16 | [
{
"comment_id": "6513194",
"author": "Sedentary Dewar",
"timestamp": "2022-09-16T08:19:54",
"content": "Its a good thing you don’t wear long nails then",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513198",
"author": "hinspecto",
"timestamp": "2022-0... | 1,760,372,560.958251 | ||
https://hackaday.com/2022/09/15/a-rpi-hat-for-synchronized-measurements/ | A RPI HAT For Synchronized Measurements | Dave Rowntree | [
"gps hacks",
"Raspberry Pi"
] | [
"3d printed",
"gnss",
"gps",
"instrument",
"KiCAD",
"measurement",
"raspberry pi",
"syncronization"
] | A team from the Institute for Automation of Complex Power System (ACS) at RWTH Aachen University have been working for a while on the analysis of widely distributed power systems. In a drive to move away from highly specialised (and expensive) electronics platforms, they have produced some instrumentation designed to o... | 17 | 5 | [
{
"comment_id": "6513179",
"author": "Drone",
"timestamp": "2022-09-16T06:53:30",
"content": "“They call the platform the SMU (Synchronised Measurement Unit.)”So these measurement “experts” don’t know that name and acronym is confusing? It is in direct conflict with SMU – Source Measure Unit.[1][2] ... | 1,760,372,561.382974 | ||
https://hackaday.com/2022/09/15/making-variable-capacitors-by-stretching-aluminium-cans/ | Making Variable Capacitors By Stretching Aluminium Cans | Lewin Day | [
"Misc Hacks"
] | [
"capacitor",
"ham",
"ham radio",
"variable capacitor"
] | Sometimes when you need a component, the best way to get it is by building it yourself. [North Carolina Prepper] did just that, creating his own trombone-style variable capacitor
by stretching some aluminium beverage cans.
The requirement was for a 26 pF to 472 pF capactitor, for a radio transmitting from 7 MHz to 30MH... | 33 | 13 | [
{
"comment_id": "6513156",
"author": "Michael Black",
"timestamp": "2022-09-16T02:25:53",
"content": "There’s a reason 365pF variables were often specified. They were a value common in am broadcast radios, so they were cheap and available. Strip a radio, or the parts store would have them. If any... | 1,760,372,561.462097 | ||
https://hackaday.com/2022/09/15/mechanical-relay-percussion-in-a-eurorack-format/ | Mechanical Relay Percussion In A Eurorack Format | Lewin Day | [
"Musical Hacks"
] | [
"eurorack",
"modular synth",
"synth module"
] | There are plenty of analog and digital synthesis modules available in Eurorack format. But how about one that actually does physical percussion while capturing the output at the same time?
The VU Perc Relay module does just that.
The concept is simple. Eurorack control voltages are fed to a VU meter, which swings about... | 5 | 3 | [
{
"comment_id": "6513159",
"author": "TG",
"timestamp": "2022-09-16T02:51:54",
"content": "An additional feature might be to add some kind of knobs on the outer acrylic panels co-axial with the meter dials, then attach those to the contact strips so you could adjust the trigger threshold. Move it cl... | 1,760,372,561.57141 | ||
https://hackaday.com/2022/09/15/a-2d-image-makes-a-3d-print/ | A 2D Image Makes A 3D Print | Ryan McConnell | [
"3d Printer hacks"
] | [
"2.5d printing",
"3D file formats",
"lithophane",
"Multicolor 3D printing"
] | When you imagine 3D printed art, it’s easy to envision the different kinds of sculptures and figurines posted online. While these projects take plenty of time and creativity on their own, [César Galera] shows us a different way to make 3D printed art by
turning 2D images into fully textured 3D prints
.
This project fol... | 2 | 1 | [
{
"comment_id": "6513196",
"author": "Varga Tom",
"timestamp": "2022-09-16T08:22:07",
"content": "Why isn’t there an option in youtube to readout subtitle with authors voice via AI.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6513460",
"author": "... | 1,760,372,561.13907 | ||
https://hackaday.com/2022/09/15/2022-cyberdeck-contest-the-galdeano-is-more-than-a-graphing-calculator/ | 2022 Cyberdeck Contest: The Galdeano Is More Than A Graphing Calculator | Robin Kearey | [
"handhelds hacks"
] | [
"Eigenmath",
"ESP32",
"graphing calculator",
"micropython"
] | Graphing calculators have evolved from expensive playthings for rich nerds to everyday tools for high schoolers worldwide. Even though teenagers nowadays carry powerful internet-connected computers in their pockets, math teachers often prefer them to use a clunky Z80-powered calculator in class, if only because their l... | 14 | 6 | [
{
"comment_id": "6513100",
"author": "Nerd to the bone",
"timestamp": "2022-09-15T19:50:14",
"content": "Sigh. It’s not that I need a programmable calculator. It’s just that I wish I had the kind of job where it would be useful.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,561.322299 | ||
https://hackaday.com/2022/09/15/fork-and-run-the-definitive-guide-to-getting-started-with-multiprocessing/ | Fork And Run: The Definitive Guide To Getting Started With Multiprocessing | Matthew Carlson | [
"Featured",
"Slider",
"Software Development"
] | [
"fork",
"multicore",
"multiprocessing",
"openmp",
"thread"
] | Since the early 2000s, the CPU industry has shifted from raw clock speed to core counts. Pat Gelsinger famously took the stage in 2002 and gave the talk the industry needed, stating processors needed specialty silicon or multiple cores to reduce power requirements and spread heat. A few years later, the Core series was... | 23 | 12 | [
{
"comment_id": "6513056",
"author": "Truth",
"timestamp": "2022-09-15T17:13:19",
"content": "??? 24<<1 ?????? Answer: 42 ???(2×24=48, I suspect that you meant 21<<1 = 42)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6513060",
"author": "embcla",
... | 1,760,372,561.531093 | ||
https://hackaday.com/2022/09/15/this-simple-light-controlled-synth-has-a-surprisingly-rich-sound/ | This Simple Light-Controlled Synth Has A Surprisingly Rich Sound | Dan Maloney | [
"Musical Hacks"
] | [
"4016",
"555",
"drone",
"ldr",
"low pass filter",
"moog",
"synth",
"synthesizer",
"vactrol"
] | Audio synthesizers can range from vast racks of equipment with modules stitched together by a web of patch cords to a couple of 555s wired together in an Atari punk arrangement.
This light-controlled synth
comes in closer to the lower extreme of that range, but packs a sonic punch that belies its simplicity.
The projec... | 5 | 5 | [
{
"comment_id": "6513054",
"author": "Boog Mob",
"timestamp": "2022-09-15T16:48:27",
"content": "I don’t see any explanation of what Moog did in the design of the synth. It’s not on their web site either.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6513081... | 1,760,372,561.611028 | ||
https://hackaday.com/2022/09/15/keebin-with-kristina-the-one-with-the-lego-keyboard/ | Keebin’ With Kristina: The One With The Hexagonal Keyboard | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks"
] | [
"cyberdeck",
"hexagonal keycaps",
"keyboard",
"keycaps",
"lego",
"LEGO keyboard"
] | Well, I didn’t mean to take the whole summer off from Keebin’, it just kind of happened that way. You’d think it would have been #13 that tripped me up, but we ain’t even there yet — this is only the twelfth edition. I kept thinking I should write one and it just wasn’t happening, until I got a tip from [s.ol bekic] ab... | 16 | 11 | [
{
"comment_id": "6513019",
"author": "Michael Brooks | Website Developer/Blogger",
"timestamp": "2022-09-15T14:12:41",
"content": "There are plenty other posts you can read. I for one found this pretty interesting.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,372,561.677404 |
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