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https://hackaday.com/2022/07/12/open-firmware-for-pinephone-lte-modem-whats-up-with-that/
Open Firmware For PinePhone LTE Modem – What’s Up With That?
Arya Voronova
[ "Featured", "Interest", "Original Art", "Phone Hacks", "Reverse Engineering", "Slider" ]
[ "cellular modem", "custom firmware", "Firmware modding", "LTE", "open smartphone", "open-source firmware", "pinephone", "PinePhone Pro", "smartphone hacking" ]
https://hackaday.com/wp-…nPhone.jpg?w=800
In their monthly announcement, among all the cool things Pine64, they talked about the open firmware for PinePhone’s LTE modem. The firmware isn’t fully open – a few parts remain closed. And Pine emphasizes that they neither pre-install nor officially endorse this firmware, and PinePhones will keep shipping with the ve...
30
11
[ { "comment_id": "6491924", "author": "ScriptGiddy", "timestamp": "2022-07-12T15:19:16", "content": "What do you mean by “we’re moving away from openwrt flashed routers…” in the caption? I see it being adopted more and more every day.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,633.286078
https://hackaday.com/2022/07/12/even-doom-can-now-run-doom/
EvenDOOMCan Now RunDOOM!
Jenny List
[ "Games", "Software Hacks" ]
[ "doom", "gaming", "Will It Doom?" ]
https://hackaday.com/wp-…atured.jpg?w=800
For years now, the standard test of any newly hacked piece of hardware has been this: can it run DOOM ? id Software’s 1993 classic first-person shooter has appeared on everything, but here’s one from [kgsws] that’s a bit special. It’s DOOM , running inside DOOM itself . So how has this feat been achieved? There’s a cod...
30
15
[ { "comment_id": "6491889", "author": "CRJEEA", "timestamp": "2022-07-12T11:22:17", "content": "Now you load the original doom inside the doom in doom and make infinite layers of doom inception.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491893", ...
1,760,372,632.862165
https://hackaday.com/2022/07/13/overwhelmed-by-odd-inputs-the-contest-winners-and-more/
Overwhelmed By Odd Inputs: The Contest Winners And More
Elliot Williams
[ "contests", "Hackaday Columns", "Slider" ]
[ "contests", "diy", "hid", "kerbal", "keyboard", "macropad", "mechwarrior", "odd inputs", "peculiar peripherals", "usb" ]
https://hackaday.com/wp-…788679.png?w=800
The Odd Inputs and Peculiar Peripherals Contest wrapped up last week, and our judges have been hard at work sifting through their favorite projects. And this was no easy task – we had 75 entries and so many of them were cool in their own right that all we can say is go check them all out. Really. But we had to pick win...
1
1
[ { "comment_id": "6492319", "author": "voxnulla", "timestamp": "2022-07-13T20:24:27", "content": "Not really sure why a literal single button keyboard or a telegraph key interpreter were chosen over some others. Those have literally been done to death for years, even on HAD.IO. Single button keyboard...
1,760,372,632.729521
https://hackaday.com/2022/07/13/bringing-some-discipline-to-an-sdr-transmitter/
Bringing Some Discipline To An SDR Transmitter
Dan Maloney
[ "Radio Hacks" ]
[ "ADALM-PLUTO", "amateur radio", "Es'hail-2", "gps", "gps disciplined oscillator", "ham", "QO-100", "radio", "sdr" ]
https://hackaday.com/wp-….24.48.png?w=800
The proliferation of software-defined radio (SDR) technology has been a godsend for RF hobbyists. SDR-based receivers and transmitters have gotten so cheap that you’ve probably got a stick or two lying around your bench right now — we can see three from where we sit, in fact. But cheap comes at a price, usually in the ...
16
5
[ { "comment_id": "6492251", "author": "Varga Tom", "timestamp": "2022-07-13T16:11:12", "content": "ublox GPS module support PPS out of the box without any SW.When we gonna see actual DIY GPS spoofing?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492254", ...
1,760,372,633.342465
https://hackaday.com/2022/07/13/you-wouldnt-3d-print-a-house-would-you/
You Wouldn’t 3D Print A House, Would You?
Matthew Carlson
[ "3d Printer hacks", "Featured", "home hacks", "Interest", "Original Art", "Slider" ]
[ "3d printed", "3d printed house", "construction" ]
https://hackaday.com/wp-…inting.jpg?w=800
Most houses built in the US today are platform construction: skinny two-by-fours are stacked and layered to create walls with studs. Each floor is framed on top of the other. It is fast, relatively cheap, and easy to learn how to do. However, it is not without drawbacks. Some estimates put the amount of waste generated...
66
19
[ { "comment_id": "6492212", "author": "Inhibit", "timestamp": "2022-07-13T14:25:47", "content": "What’s the qualifier and breakdown on that waste figure? Is it just biodegradable wood offcuts?Seems like those’d be more environmentally friendly than a huge concrete structure. And usable in a variety o...
1,760,372,632.98887
https://hackaday.com/2022/07/13/tio-is-a-serial-terminal-for-us/
Tio Is A Serial Terminal For Us
Al Williams
[ "Linux Hacks" ]
[ "linux", "rs232", "serial port", "terminal" ]
https://hackaday.com/wp-…07/tio.gif?w=800
With Linux and the serial port there is good news and there is bad news. The good news is that Linux has great support for serial hardware of all sorts and a host of tools for accessing the serial port. That’s important when you use a lot of serial-like devices like Arduinos with USB ports and the like. The bad news is...
31
14
[ { "comment_id": "6492173", "author": "ka1axy", "timestamp": "2022-07-13T11:11:46", "content": "My first job out of college was on the team that designed the Data General D200 serial terminal, so I’m getting a kick out of this. Thanks for developing this. The serial interface is probably the simplest...
1,760,372,633.163825
https://hackaday.com/2022/07/13/a-guitar-from-scratch/
A Guitar From Scratch
Jenny List
[ "Musical Hacks" ]
[ "electric guitar", "guitar", "homemade guitar" ]
https://hackaday.com/wp-…atured.jpg?w=800
You can pursue your dreams of rock superstardom with any guitar, be it from an expensive luthier, a pawn shop, or a mail order catalog. But to join the ranks of rock greats there’s one way to have a truly special instrument, which is to build it yourself. [Bensoncraft] may not be [Bryan May]’s dad or indeed [Eddie van ...
15
5
[ { "comment_id": "6492152", "author": "Daniel", "timestamp": "2022-07-13T09:08:49", "content": "Rob Scalion helped a professional luthier build an acoustic guitar and made a YT video about it. After watching that video I’d say building an electric guitar is easy.", "parent_id": null, "depth":...
1,760,372,633.209838
https://hackaday.com/2022/07/12/its-a-bird-its-a-plane-its-a-live-air-traffic-plane-spotting-simulation/
It’s A Bird! It’s A Plane! It’s… A Live Air Traffic Plane Spotting Simulation
Ryan Flowers
[ "Misc Hacks" ]
[ "ads-b", "air traffic control", "atc", "flight simulator", "planespotting", "simulation", "virtual" ]
https://hackaday.com/wp-…atured.jpg?w=800
Plane spotting has been a hobby of aviation enthusiasts for generations. Hanging out by the airport, watching aircraft come and go, maybe even listening to Air Traffic Control on a scanner from your local Radio Shack. Yep- we’ve been there, and it can be a lot of fun! But how can those of us who don’t live near a major...
5
5
[ { "comment_id": "6492216", "author": "Rick", "timestamp": "2022-07-13T14:49:37", "content": "Another place to listen to ATC is onhttps://www.liveatc.net/. You don’t get all the ADSB data, but you can choose what airport you want to listen to.", "parent_id": null, "depth": 1, "replies": ...
1,760,372,633.098687
https://hackaday.com/2022/07/12/build-your-own-whatever/
Build Your Own… Whatever
Al Williams
[ "how-to" ]
[ "how-to", "library", "repository" ]
https://hackaday.com/wp-…7/wolf.png?w=800
You can read all about making, say, a bookshelf or bowling, but unless you’ve actually done it, you don’t really know how it works. That’s the idea behind [codecrafters-io] Build-Your-Own-X GitHub repository . It is a collection of software projects from around the Web that offer “step-by-step guides for recreating our...
23
8
[ { "comment_id": "6492097", "author": "Bunsen", "timestamp": "2022-07-13T02:43:26", "content": "Hey, give the “Make your own blog” series a shot. Maybe they’ll teach you how to make replies appear under their parent comments.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,632.795659
https://hackaday.com/2022/07/14/its-linux-on-an-esp32/
It’s Linux. On An ESP32
Jenny List
[ "Linux Hacks", "Microcontrollers" ]
[ "ESP32", "linux", "RISC-V" ]
https://hackaday.com/wp-…atured.jpg?w=800
By today’s standards, the necessities for running a Linux-based operating system are surprisingly meagre in terms of RAM and processor power. Back in the day we ran earlier Linux versions on Intel 386 and 486 machines with tiny quantities of memory compared to the multi-gigabyte many-core powerhouses we do today. So it...
30
13
[ { "comment_id": "6492474", "author": "jpa", "timestamp": "2022-07-14T11:17:21", "content": "Isn’t ESP32 supposed to have an actual MMU? Or is the datasheet just misleading?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492475", "author": "doragasu"...
1,760,372,633.050877
https://hackaday.com/2022/07/14/game-boy-repurposed-solely-as-a-camera/
Game Boy Repurposed Solely As A Camera
Lewin Day
[ "Nintendo Game Boy Hacks", "Nintendo Hacks" ]
[ "c mount lens", "camera", "game boy camera", "lens", "lens mount", "nintendo", "Nintendo Game Boy" ]
https://hackaday.com/wp-…07/gbc.png?w=800
As much as we all love the Game Boy Camera, it’s really just an add-on to the popular handheld console. Twitter user [@thegameboycam] decided to build a dedicated camera platform using the hardware, and the result was the Game Boy DSLR. Camera pedants will note that it’s not really a DSLR, but that’s not really the poi...
3
2
[ { "comment_id": "6492447", "author": "no", "timestamp": "2022-07-14T09:09:46", "content": "This begs for a nice B&W display, like a low-power Sharp memory display, readable in full sun.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492634", "author...
1,760,372,633.384822
https://hackaday.com/2022/07/13/cp-m-is-now-freer-than-it-was/
CP/M Is Now Freer Than It Was
Jenny List
[ "Retrocomputing" ]
[ "8080", "CP/M", "open source", "z80" ]
https://hackaday.com/wp-…atured.jpg?w=800
It’s easy to think of the earlier history of desktop computing operating systems in terms of DOS, Windows, and Mac OS with maybe a bit of AmigaOS, TOS, or RiscOS thrown in. But the daddy of desktop computing, the OS that put word-processors and spreadsheets in 1970s offices and had a huge influence on what followed, is...
32
9
[ { "comment_id": "6492448", "author": "hartl", "timestamp": "2022-07-14T09:13:01", "content": "The website linked above says “Let this paragraph represent a right to use, distribute, modify, enhance, and otherwisemake available in a nonexclusive manner CP/M and its derivatives.”It is still unclear wh...
1,760,372,633.647976
https://hackaday.com/2022/07/13/cracking-the-mifare-classic-could-get-you-free-snacks/
Cracking The MiFare Classic Could Get You Free Snacks
Lewin Day
[ "Misc Hacks" ]
[ "mifare", "mifare classic", "NFC", "NFC tag", "vending machine" ]
https://hackaday.com/wp-…eader.jpeg?w=800
[Guillermo] started a new job a while back. That job came with an NFC access card, which was used for booking rooms and building access. The card also served as a wallet for using the vending machines. He set about hacking the card to see what he could uncover. Initial scans with NFC Tools revealed the card was an Infi...
24
10
[ { "comment_id": "6492380", "author": "Val", "timestamp": "2022-07-14T02:08:25", "content": "Picking a lock can get you some freebies too. It’s called theft, though.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492446", "author": "Frankel", ...
1,760,372,633.505682
https://hackaday.com/2022/07/13/because-its-cool-to-make-a-watch-that-thin/
Because It’s Cool To Make A Watch That Thin
Matthew Carlson
[ "clock hacks", "Wearable Hacks" ]
[ "ferrari", "watch", "watchmaking" ]
https://hackaday.com/wp-…atured.jpg?w=800
Recently [Richard Mille] and Ferrari (yes, that Ferrari) announced the thinnest mechanical watch ever made, the RM UP-01 . It measures a scant 1.75mm thick (~1/16 of an inch). The aesthetic is debatable, and the price tag is not even listed on the page, but we suspect it is a rather significant sum. But setting aside t...
48
15
[ { "comment_id": "6492354", "author": "The Commenter Formerly Known As Ren", "timestamp": "2022-07-13T23:37:24", "content": "I can hardly wait for Lamborghini’s response!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6492358", "author": "RW ver 0.0.3", ...
1,760,372,634.189453
https://hackaday.com/2022/07/13/throwback-designing-addressable-leds-from-scratch/
Throwback: Designing Addressable LEDs From Scratch
Lewin Day
[ "LED Hacks" ]
[ "addressable led", "addressable leds", "ws2812", "ws2812b" ]
https://hackaday.com/wp-…ller-3.jpg?w=800
These days, addressable LEDs are all the rage. A little chip paired with each LED receives signals and modulates the light output as needed. [John Peterson] was working on a project along these very lines, designing his Curilights back in 2008! [John] wasn’t the first to come up with the idea; he designed the Curilight...
9
4
[ { "comment_id": "6492372", "author": "YGDES", "timestamp": "2022-07-14T01:07:54", "content": "It’s funny, I wanted to do something like that around that time :-)But the business never materialised…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492408", ...
1,760,372,633.95555
https://hackaday.com/2022/07/13/one-shot-ir-helper-is-a-great-beginner-project/
One Shot IR Helper Is A Great Beginner Project
Lewin Day
[ "Microcontrollers" ]
[ "ir blaster", "pi pico", "Raspberry Pi Pico" ]
https://hackaday.com/wp-…878464.jpg?w=800
Sometimes you need a little utility device to do a very simple job, and do it well.This one-shot IR helper from [Gregory Sanders] is just that. [Gregory] had a TV that didn’t support automatically turning on when the power was applied. This is frustrating when you like to leave devices switched hard off when not in use...
50
16
[ { "comment_id": "6492290", "author": "fiddlingjunky", "timestamp": "2022-07-13T18:40:43", "content": "That wiring job is exactly the right mixture of pragmatic and bonkers.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6492292", "author": "Rumble_in_the_J...
1,760,372,634.317717
https://hackaday.com/2022/07/11/the-digital-ham-hack-chat/
The Digital Ham Hack Chat
Dan Maloney
[ "Hackaday Columns", "Slider" ]
[ "Hack Chat" ]
https://hackaday.com/wp-…T8JT65.png?w=800
Join us on Wednesday, July 13 at noon Pacific for The Digital Ham Hack Chat with Rosy Schechter and John Hays! For most of its existence, amateur radio has been the quintessence of the analog arts. From the very earliest days of radio, hobbyists have been piecing together circuits to ply the radio spectrum, using whate...
2
1
[ { "comment_id": "6492035", "author": "Jason Guerard", "timestamp": "2022-07-12T21:57:07", "content": "Once you start realizing how deep into nothing digital modes can grab a signal the world becomes a different place. #JS8CALL", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,634.232978
https://hackaday.com/2022/07/11/watching-a-boat-get-welded-together-is-workshop-asmr/
Watching A Boat Get Welded Together Is Workshop ASMR
Tom Nardi
[ "Transportation Hacks" ]
[ "aluminum", "boat", "boatbuilding", "metalworking", "welding" ]
https://hackaday.com/wp-…t_feat.jpg?w=800
If you’ve been on the Internet long enough to know about Hackaday, we’ll wager you’re familiar with the concept of autonomous sensory meridian response (ASMR) — a tingling sensation in the scalp that’s said to be triggered by certain auditory stimuli. There are countless videos on YouTube that promise to give you “the ...
33
12
[ { "comment_id": "6491637", "author": "Viktor", "timestamp": "2022-07-11T15:05:23", "content": "Why doesnt it sink?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491642", "author": "Amiable Ninja", "timestamp": "2022-07-11T15:38:00", ...
1,760,372,634.094201
https://hackaday.com/2022/07/11/nasas-flying-telescope-is-winding-down-operations/
NASA’s Flying Telescope Is Winding Down Operations
Tom Nardi
[ "Hackaday Columns", "News", "Slider", "Space" ]
[ "astronomy", "Hubble Space Telescope", "infrared", "james webb space telescope", "SOFIA", "space telescope" ]
https://hackaday.com/wp-…a_feat.jpg?w=800
NASA’s Hubble Space Telescope is arguably the best known and most successful observatory in history, delivering unprecedented images that have tantalized the public and astronomers alike for more than 30 years. But even so, there’s nothing particularly special about Hubble. Ultimately it’s just a large optical telescop...
13
8
[ { "comment_id": "6491667", "author": "Witold Witkowski", "timestamp": "2022-07-11T16:57:55", "content": "Marcus on the OmegaTau podcast had a good deep dive episode about SOFIA. He actually rode on one of the missions, and had a great chat with some of the scientists involved.Good listening:https://...
1,760,372,634.012034
https://hackaday.com/2022/07/11/injecting-a-bit-of-rust-via-dll/
Injecting A Bit Of Rust Via DLL
Matthew Carlson
[ "Games", "Software Hacks" ]
[ "DLL Injection", "rust", "snes9x" ]
https://hackaday.com/wp-…enshot.png?w=800
Ever been frustrated that a software package was missing a feature you want? In the best-case scenario, the software would be open source and you could just tweak the code and rebuild. But in many cases, the software is closed-source. In the case of [Faster than lime], he found a SNES emulator (Snes9X) that didn’t supp...
16
4
[ { "comment_id": "6491602", "author": "Matt", "timestamp": "2022-07-11T12:10:54", "content": "Wait, Snes9x *is* open source isn’t it?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491608", "author": "Grizzly Adams", "timestamp": "2022-07-11T...
1,760,372,634.371089
https://hackaday.com/2022/07/11/a-custom-outdoor-cooking-station-for-city-life/
A Custom Outdoor Cooking Station For City Life
Dave Rowntree
[ "cooking hacks" ]
[ "burner", "cooking", "outdoor", "Wok Hei" ]
https://hackaday.com/wp-…atured.jpg?w=800
[shoobs] relocated from Australia to Luxembourg, and was really missing the whole outdoor cooking scene that is apparently very common in those parts . Now living in a modest apartment building in the city, he had no easy way to recreate some of his favorite cooking methods — specifically that of Wok Hei (breath of a w...
13
7
[ { "comment_id": "6491558", "author": "Jan Ciger (@janoc200)", "timestamp": "2022-07-11T08:36:12", "content": "Lucky author that is able to cook on the balcony – most places I have been to explicitly prohibit grilling/cooking on balconies because of the smoke, especial in rented flats. Or maybe the l...
1,760,372,634.48682
https://hackaday.com/2022/07/10/grok-rust-in-a-flash/
Grok Rust In A Flash
Matthew Carlson
[ "how-to", "Software Hacks" ]
[ "learning", "rust" ]
https://hackaday.com/wp-…atured.png?w=800
Here at Hackaday, we are big proponents of using the best tool for the job (or making your own tool if required). But when all you know how to use is Java, everything looks object-oriented. Bad jokes aside, it is important to have many tools at your disposal to allow you to choose wisely. Why not spend a few minutes wi...
19
4
[ { "comment_id": "6491533", "author": "Jouni", "timestamp": "2022-07-11T05:45:13", "content": "Is there somewhere some summary what real problem Rust tries to solve (and really solves)?What I mean is; considering how small part actual coding is of the software projects, is it really worth learning an...
1,760,372,634.431283
https://hackaday.com/2022/07/10/venting-your-pc-outside/
Venting Your PC Outside
Matthew Carlson
[ "computer hacks" ]
[ "Gaming Computer", "Linus Tech Tips", "PC cooling" ]
https://hackaday.com/wp-…enshot.png?w=800
As the power requirements of CPUs and GPUs in modern gaming machines continue to rise, they are quickly becoming more and more of a space heater that happens to play games. If you’re using your PC in a tight space with a door shut, you might find the temperature in your office rising relatively rapidly. Some solutions ...
83
26
[ { "comment_id": "6491491", "author": "Ostracus", "timestamp": "2022-07-11T02:13:49", "content": "“If you’re using your PC in a tight space with a door shut, you might find the temperature in your office rising relatively rapidly.”Not a new thing. Had an old AMD that was a real heater with a matching...
1,760,372,634.60524
https://hackaday.com/2022/07/12/automate-internet-life-with-python/
Automate Internet Life With Python
Al Williams
[ "Software Development", "Software Hacks" ]
[ "automation", "python" ]
https://hackaday.com/wp-…7/auto.png?w=800
Most of us are adept enough with computers that you know what they can easily do and what they can’t. Invent a new flavor of ice cream? Not easy. Grab the news headlines related to Arduinos from your favorite news feed? Relatively easy. But, of course, the devil is in the details. FreeCodeCamp has a 3-hour course from ...
19
7
[ { "comment_id": "6491880", "author": "dfsrger", "timestamp": "2022-07-12T10:16:11", "content": "why not ruby? is faster than python", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491914", "author": "Dustin", "timestamp": "2022-07-12T14:02:14...
1,760,372,634.658782
https://hackaday.com/2022/07/11/water-drips-up-in-kid-friendly-engineering-experiment/
Water Drips Up In Kid-Friendly Engineering Experiment
Ryan Flowers
[ "classic hacks" ]
[ "illusion", "strobe", "water" ]
https://hackaday.com/wp-…atured.jpg?w=800
Did you know that water can drip UP instead of down? It’s true! Okay, okay- it’s a bit of an optical illusion, but one that’s mesmerizing no less, and it’s one that is especially awe-inspiring for kids. As [Science Buddies] explains in the video below the break , it’s also achievable for anyone with some basic supplies...
7
4
[ { "comment_id": "6491851", "author": "helge", "timestamp": "2022-07-12T07:30:45", "content": "A Kelvin water dropper is the logical next step, necessarily.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6492404", "author": "Greg Skyles", "tim...
1,760,372,634.702853
https://hackaday.com/2022/07/11/why-you-should-totally-roll-your-own-aes-cryptography/
Why You Should Totally Roll Your Own AES Cryptography
Maya Posch
[ "Software Development" ]
[ "aes", "cryptography", "security", "software" ]
https://hackaday.com/wp-…ES-CBC.png?w=800
Software developers are usually told to ‘never write your own cryptography’, and there definitely are sufficient examples to be found in the past decades of cases where DIY crypto routines caused real damage. This is also the introduction to [Francis Stokes]’s article on rolling your own crypto system . Even if you und...
27
10
[ { "comment_id": "6491818", "author": "RW ver 0.0.1", "timestamp": "2022-07-12T03:09:30", "content": "I always translate to French, ROT13, put it through a Polybius/Playfair square then encode it with a one time pad based on values derived from reel to reel tape of 20M band radio emissions from Jupit...
1,760,372,634.773742
https://hackaday.com/2022/07/11/iceblaster-a-dragndrop-bitstream-loader-for-ice40/
ICEBlaster: A Drag’n’Drop Bitstream Loader For ICE40
Dave Rowntree
[ "FPGA" ]
[ "fpga", "iCE40", "lattice", "USB mass storage" ]
https://hackaday.com/wp-…atured.jpg?w=800
The iCE40 series of FPGAs gets a fair bit of coverage on these pages, largely due to its accessibility (thanks to huge efforts in reverse engineering and open tool chains) and likely also due to Lattice Semiconductors’ attitude to open source in general. Whilst these devices are small and rather limited, you can’t real...
10
4
[ { "comment_id": "6491800", "author": "Gravis", "timestamp": "2022-07-12T01:00:30", "content": "“based on STM32”They totally passed up the chance to program it with another iCE40!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491822", "author": "Tin...
1,760,372,635.204918
https://hackaday.com/2022/07/11/old-cnc-brain-swapped-with-an-arduino/
Old CNC Brain Swapped With An Arduino
Arya Voronova
[ "cnc hacks", "Tool Hacks" ]
[ "arduino", "cnc", "CNC controller", "cnc conversion", "CNC machine", "grbl", "isel" ]
https://hackaday.com/wp-…eat_2.jpeg?w=800
[Sebastian] and [Stefan Shütz] had a ISEL EP1090 CNC machine at home, sitting unused, and they decided to bring it to life. With pretty good mechanical specs, this CNC looked promising – alas, it was severely constrained by its controller. The built-in CPU’s software was severely outdated, had subpar algorithms for mot...
12
5
[ { "comment_id": "6491746", "author": "Phil Barrett", "timestamp": "2022-07-11T21:14:21", "content": "Always fun to see a dead CNC machine brought back to life. Old iron is good iron.A better way to handle EMI is to use standard isolation techniques: isolated power supply, opto isolators for I/O, e...
1,760,372,634.918621
https://hackaday.com/2022/07/11/burn-pictures-on-a-cd-r-no-special-drive-needed/
Burn Pictures On A CD-R, No Special Drive Needed
Jenny List
[ "Art" ]
[ "CD-R", "CD-ROM", "lightscribe" ]
https://hackaday.com/wp-…atured.jpg?w=800
When we routinely carry devices holding tens or hundreds of gigabytes of data, it’s sometimes a shock to remember that there was once a time when 650 MB on a CD was a very big deal indeed. These now archaic storage media came first as silver pre-recorded CD-ROMs, then later as recordable CD-Rs. Most people eventually o...
63
22
[ { "comment_id": "6491696", "author": "0xfred", "timestamp": "2022-07-11T18:33:56", "content": "I recently threw away a large stack of unused DVD-Rs because there seems to be no use for them any more. Some were LigtScribe ones that were designed to have an image burned on to the top.https://en.wikipe...
1,760,372,635.108347
https://hackaday.com/2022/07/11/where-are-our-video-phones/
Where Are Our Video Phones?
Al Williams
[ "Featured", "History", "Original Art", "Phone Hacks", "Slider" ]
[ "history", "video phones" ]
https://hackaday.com/wp-…ophone.jpg?w=800
Videoconferencing has been around in one form or another for quite a while, but it took the pandemic to thrust into prominence with just about everyone. In a way, it has been the delivery of something long-promised by phone companies, futurists, and science fiction writers: the picture phone. But very few people imagin...
72
24
[ { "comment_id": "6491673", "author": "Ostracus", "timestamp": "2022-07-11T17:20:22", "content": "I blame the failure on morning hair.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491683", "author": "LordNothing", "timestamp": "2022-07-11T1...
1,760,372,635.322976
https://hackaday.com/2022/07/10/hackaday-links-july-10-2022/
Hackaday Links: July 10, 2022
Dan Maloney
[ "Hackaday Columns", "Hackaday links", "Slider" ]
[ "beaver", "book", "calculus", "crypto", "exchange", "hackaday links", "Idaho", "parachute", "radio shack", "radioshack", "WWV" ]
https://hackaday.com/wp-…banner.jpg?w=800
We always like to call out a commercial success stemming from projects that got their start on Hackaday.io, and so we’re proud to announce the release of MAKE: Calculus by Joan Horvath and Rich Cameron, a book that takes a decidedly different approach to teaching calculus than traditional courses. Geared to makers and ...
9
9
[ { "comment_id": "6491462", "author": "The Commenter Formerly Known As Ren", "timestamp": "2022-07-10T23:19:03", "content": "I can just hear the BeeGees sing:“It’s a flight beaver, flight beaver…we know how to move it!”", "parent_id": null, "depth": 1, "replies": [] }, { "comment_...
1,760,372,635.156346
https://hackaday.com/2022/07/10/remembering-nicam-deep-dive-into-a-broadcasting-legacy/
Remembering NICAM: Deep-Dive Into A Broadcasting Legacy
Maya Posch
[ "History", "Teardown" ]
[ "MTS", "NICAM", "public television", "Zweikanalton" ]
https://hackaday.com/wp-…_nicam.png?w=800
Although for many the introduction of color television would have seemed to be the pinnacle of analog broadcast television, the 1970s saw the development of stereo audio systems to go with TV broadcasts, including the all-digital NICAM. With NICAM broadcasts having ceased for about a decade now, the studio equipment fo...
19
6
[ { "comment_id": "6491460", "author": "David", "timestamp": "2022-07-10T22:55:20", "content": "It seems NICAM was never a big thing in the United States:NICAM – Historyhttps://en.wikipedia.org/wiki/NICAM#History", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "...
1,760,372,635.383676
https://hackaday.com/2022/07/10/when-combat-robot-wheels-need-to-be-nice-and-cheap-but-mostly-cheap/
When Combat Robot Wheels Need To Be Nice And Cheap (But Mostly Cheap)
Donald Papp
[ "3d Printer hacks", "Robots Hacks" ]
[ "3d printed", "cheap", "combat robot", "diy", "E-6000", "EVA foam", "robot", "robot wheels" ]
https://hackaday.com/wp-…atured.jpg?w=800
It started with [CHORL] making a promise to himself regarding constructing a new combat robot: no spending of money on the new robot . That rule was violated (but only a little) by making his robot’s wheels out of EVA kneeling pads . EVA (Ethylene-Vinyl Acetate) is a closed-cell foam that makes for durable yoga mats, k...
11
6
[ { "comment_id": "6491411", "author": "rpavlik", "timestamp": "2022-07-10T18:19:23", "content": "Oh there are a lot of clever ideas here. Thanks for sharing this one!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6491434", "author": "paul", "timestamp"...
1,760,372,635.438136
https://hackaday.com/2022/07/10/masking-tape-pen-plotter-gets-an-upgrade/
Masking Tape Pen Plotter Gets An Upgrade
Chris Lott
[ "cnc hacks" ]
[ "grbl", "label printer", "masking tape", "pen plotter" ]
https://hackaday.com/wp-…eature.png?w=800
[Mr Innovative] decided to make his version of a small pen plotter (video after the break) to make labels on masking tape. The result is an impressive compact machine that is remotely controlled using your smartphone. The plotter is constructed using several different techniques, a piece of plywood as the base, a 3D pr...
20
8
[ { "comment_id": "6491388", "author": "makefu", "timestamp": "2022-07-10T14:35:09", "content": "Very cool! The only issue i see is that masking tape generally not made for sticking too long due to its primary use case. Putting some other tape (e.g. white Duct Tape) on would be pretty cool though", ...
1,760,372,635.545355
https://hackaday.com/2022/07/10/vapor-trails-and-fan-make-for-fantastic-photos-in-diy-wind-tunnel/
Vapor Trails And Fan Make For Fantastic Photos In DIY Wind Tunnel
Donald Papp
[ "3d Printer hacks", "Art" ]
[ "3d printed", "diy", "fog machine", "model car", "vape pen", "wind tunnel" ]
https://hackaday.com/wp-…atured.png?w=800
Every wanted a mini wind tunnel to check the aerodynamics of scale model cars, drones, or other small objects? Then check out [dannyesp]’s mostly-3D-printed DIY wind tunnel (video, embedded below). Don’t forget to also browse the additional photos in this Reddit thread . A junk parts project doesn’t have to look like a...
4
4
[ { "comment_id": "6491395", "author": "Kevin M Parrotte", "timestamp": "2022-07-10T15:20:56", "content": "Wow, I love it!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6491412", "author": "no", "timestamp": "2022-07-10T18:19:36", "content": "Congra...
1,760,372,635.48977
https://hackaday.com/2022/07/10/carver-m-400-amplifier-repair-keeps-the-1980s-alive/
Carver M-400 Amplifier Repair Keeps The 1980’s Alive
Al Williams
[ "Repair Hacks", "Teardown" ]
[ "amplifier", "audio", "carver", "HiFi" ]
https://hackaday.com/wp-…carver.png?w=800
Carver is a famous name in audio equipment although they have been known to use odd names for things. For example, the 1980’s vintage M-400 magnetic field power amplifier that [JohnAudioTech] is repairing (see the two videos below). That sounds like something off a bad Star Trek remake, but, apparently, we weren’t alon...
22
10
[ { "comment_id": "6491438", "author": "Bryantherobotman", "timestamp": "2022-07-10T20:51:45", "content": "This amplifier has a positively weird power supply – a triac switched 60Hz fly back converter? I’ve got to study this one more. Full schematics can be found here on page 19:https://www.manualslib...
1,760,372,635.599378
https://hackaday.com/2022/07/09/gcore-make-portable-devices-with-less-frustration/
GCore: Make Portable Devices With Less Frustration
Donald Papp
[ "hardware", "Microcontrollers" ]
[ "charge control", "dev board", "ESP32", "lcd", "portable", "touchscreen" ]
https://hackaday.com/wp-…7/life.png?w=613
[Dan Julio]’s gCore (short for Gadget Core ) is aimed at making GUI-based portable and rechargeable gadgets much easier to develop. gCore is the result of [Dan]’s own need for a less tiresome way to develop such hardware. A touchscreen is great, but high-quality power control and charging features are what really make ...
9
4
[ { "comment_id": "6491315", "author": "Thomas Anderson", "timestamp": "2022-07-10T07:09:15", "content": "Cool design, let’s see if any of these parts can actually be bought anywhere.. sad truth about projects these days.", "parent_id": null, "depth": 1, "replies": [ { "comme...
1,760,372,635.651352
https://hackaday.com/2022/07/09/easier-self-hosting-with-umbrel/
Easier Self Hosting With Umbrel
Al Williams
[ "Linux Hacks" ]
[ "docker", "HomeAutomation", "linux", "Nextcloud" ]
https://hackaday.com/wp-…7/dock.png?w=800
While it is undeniable that cloud-based services are handy, there are people who would rather do it themselves. For many of us, it is because we want what we want the way we want it. For others, it is a distrust of leaving your personal data on someone’s server you don’t control. Umbrel is a Linux distribution just for...
12
7
[ { "comment_id": "6491305", "author": "Ostracus", "timestamp": "2022-07-10T04:12:34", "content": "Looks like some useful tools even if one doesn’t go for Umbrel", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6491319", "author": "vazhnov", "timestamp": "...
1,760,372,635.791735
https://hackaday.com/2022/07/09/can-peripheral-for-rp2040-courtesy-of-pio/
CAN Peripheral For RP2040, Courtesy Of PIO
Arya Voronova
[ "Microcontrollers", "Raspberry Pi" ]
[ "CAN", "can-bus", "PIO", "rp2040" ]
https://hackaday.com/wp-…0_feat.png?w=711
[Kevin O’Connor] writes to us about his project, can2040 – adding CAN support to the RP2040. The RP2040 doesn’t have a CAN peripheral, but [Kevin] wrote code for the RP2040’s PIO engine that can receive and send CAN packets. Now we can all benefit from his work by using this openly available CAN driver. This library is...
31
9
[ { "comment_id": "6491274", "author": "OG", "timestamp": "2022-07-09T23:16:09", "content": "I wonder how difficult it would be to make an OBD-II pass-through device that filters out error codes.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491275", ...
1,760,372,635.744264
https://hackaday.com/2022/07/09/sneeze-into-your-hand-not-your-elbow-with-this-nose-shaped-sanitizer-dispenser/
Sneeze Into Your Hand, Not Your Elbow With This Nose-Shaped Sanitizer Dispenser
Dan Maloney
[ "Misc Hacks" ]
[ "hand sanitizer", "nasal", "nose", "proximity", "reflective", "servo", "sneeze", "sternutation" ]
https://hackaday.com/wp-….35.51.png?w=800
You’ve got to love a language like German, where not only is it possible for a word or two to stand in for a complex concept, but you don’t even need to speak the language to make a good guess at what it all means. Of course when your project is a giant nose that mock-sneezes sanitizer into your hands , it doesn’t real...
7
6
[ { "comment_id": "6491171", "author": "poiuyt", "timestamp": "2022-07-09T17:39:37", "content": "Thank you [Dan], for teaching me another word for sneezing! (in the article’s tags)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491487", "author": "The...
1,760,372,635.892856
https://hackaday.com/2022/07/09/when-is-one-pixel-cooler-than-millions/
When Is One Pixel Cooler Than Millions?
Elliot Williams
[ "Hackaday Columns", "Rants", "Slider" ]
[ "laser", "laser show", "newsletter" ]
https://hackaday.com/wp-…21_big.jpg?w=470
On vacation, we went to see a laser show – one of the old school variety that combines multiple different lasers of many different colors together into a single beam, modulates them to create different colors, and sends it bouncing off galvos to the roof of a planetarium. To a musical score, naturally. When I was a kid...
14
7
[ { "comment_id": "6491175", "author": "Brian Jorgensen", "timestamp": "2022-07-09T18:27:55", "content": "I have to admit that I’ve been to the Floyd too.hello, hello… are coherent photons in here? Please answer interfering. Is your spin that way, or are you just a wave?There is no Higgs boson, I’m ma...
1,760,372,636.041087
https://hackaday.com/2022/07/09/your-console-your-cartridge-you-choose-nintendo-faces-a-challenge/
Your Console, Your Cartridge, You Choose? Nintendo Faces A Challenge
Jenny List
[ "Nintendo Hacks" ]
[ "intellectual property", "ip", "nintendo" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you read our articles, you’ll notice that we will usually feature images related to the subjects we talk about. If they came from another source and they’re not CC-licensed or similar then they are the property of someone else but we are using them under a doctrine known as fair use . Excerpts of copyrighted materia...
30
8
[ { "comment_id": "6491121", "author": "Ostracus", "timestamp": "2022-07-09T13:17:04", "content": "Writing revolves around IP, theirs or someone else’s.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6491129", "author": "neamerjell", "timestamp": "2022-0...
1,760,372,636.210229
https://hackaday.com/2022/07/09/when-your-logic-analyzer-cant-tell-good-and-bad-signals-apart/
When Your Logic Analyzer Can’t Tell Good And Bad Signals Apart
Arya Voronova
[ "Repair Hacks", "Tool Hacks" ]
[ "fpga", "LA104", "logic analyser", "logic analyzer", "miniware", "proprietary" ]
https://hackaday.com/wp-…e_feat.jpg?w=800
[Avian] has picked up a Miniware LA104 – a small battery-powered logic analyzer with builtin protocol decoders. Such analyzers are handy tools for when you quickly need to see what really is happening with a certain signal, and they’re cheap enough to be sacrificial when it comes to risky repairs. Sadly, he stumbled up...
17
8
[ { "comment_id": "6491016", "author": "Jan", "timestamp": "2022-07-09T08:12:43", "content": "“and they’re cheap enough to be sacrificial when it comes to risky repairs”Ehmm…. what does that mean. I can see what you mean if this article was about a chisel, used a a screwdriver.But an electronic tool, ...
1,760,372,636.792737
https://hackaday.com/2022/07/08/badges-of-2022-emf-tidal/
Badges Of 2022: EMF TiDAL
Jenny List
[ "cons" ]
[ "badgelife", "electromagnetic field", "emf" ]
https://hackaday.com/wp-…atured.jpg?w=800
As we slowly return to a summer of getting together in fields for our festivals of hackery, it’s time to look at another of this year’s crop of badges. The UK’s Electromagnetic Field, or EMF, is normally a two-yearly event, but its return this year comes after a four year absence due to the pandemic. The EMF 2022 badge...
5
2
[ { "comment_id": "6491005", "author": "Dan", "timestamp": "2022-07-09T07:49:54", "content": "Is it my screen, or is the PCB curved rather than flat? Since when was that possible??!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491074", "author": "Sv...
1,760,372,636.25957
https://hackaday.com/2022/07/08/lift-the-veil-on-rsa-with-this-rsa-calculator/
Lift The Veil On RSA With This RSA Calculator
Arya Voronova
[ "Security Hacks" ]
[ "calculator", "cryptography", "rsa", "RSA encryption" ]
https://hackaday.com/wp-…c_feat.png?w=800
Encryption algorithms can be intimidating to approach, what’s with all the math involved. However, once you start digging into them, you can break the math apart into smaller steps, and get a feel of what goes into encryption being the modern-day magic we take for granted. Today, [Henry Schmale] writes to us about his ...
2
2
[ { "comment_id": "6490844", "author": "Ostracus", "timestamp": "2022-07-09T02:25:17", "content": "Just in time for the quantum-resistant algorithms to hit the market.https://www.nist.gov/news-events/news/2022/07/nist-announces-first-four-quantum-resistant-cryptographic-algorithms", "parent_id": n...
1,760,372,636.29944
https://hackaday.com/2022/07/08/pulling-a-chainsaw-with-gravity/
Pulling A Chainsaw With Gravity
Matthew Carlson
[ "Tool Hacks" ]
[ "chainsaw mill", "log cutting", "milling", "woodworking" ]
https://hackaday.com/wp-…w_mill.png?w=800
[Flowering Elbow] had a large ash log that needed to be milled. He had his chainsaw and shared an excellent technique for an easier cut . After cutting down a tree, letting it dry for a season, and then hauling it to your saw site, you’re ready to cut. However, cutting a humongous tree with a chainsaw is an enormous ta...
18
8
[ { "comment_id": "6490804", "author": "Arjan Wiegel", "timestamp": "2022-07-08T23:28:55", "content": "I wouldn’t dare cutting down a tree without blocking the road like a Dutch farmer…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491562", "author":...
1,760,372,636.401361
https://hackaday.com/2022/07/08/a-new-javascript-runtime-fresh-out-of-the-oven/
A New Javascript Runtime Fresh Out Of The Oven
Matthew Carlson
[ "Software Development" ]
[ "javascript", "zig", "ziglang" ]
https://hackaday.com/wp-…_large.png?w=800
A sizable portion of the Hackaday audience groans and runs their eyes when some new-fangled Javascript thing comes out. So what makes Bun different? Bun is a runtime (like Node or Deno) t that offers a performant all-in-one approach. Much to the Spice Girl’s delight, it is written in Zig . It offers bundling, transpili...
15
4
[ { "comment_id": "6490766", "author": "Ostracus", "timestamp": "2022-07-08T21:01:06", "content": "Can the gluten sensitive use Bun?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490771", "author": "deshipu", "timestamp": "2022-07-08T21:08:56...
1,760,372,636.347209
https://hackaday.com/2022/07/08/the-sf1-mini-is-a-homebrew-version-of-an-obscure-nintendo-console/
The SF1 Mini Is A Homebrew Version Of An Obscure Nintendo Console
Robin Kearey
[ "classic hacks", "Nintendo Hacks" ]
[ "replica", "Sharp SF1", "snes" ]
https://hackaday.com/wp-…1-Mini.png?w=800
The Super NES is arguably the best known console of the 16-bit era. It typically came in the form of a grey box with either grey or purple buttons, and an angular or streamlined design, depending on whether you lived in North America, Europe or Asia. Compact and mini versions followed later, but there were also a few l...
3
2
[ { "comment_id": "6490719", "author": "Dan", "timestamp": "2022-07-08T19:40:48", "content": "The amazing Spiderman isn’t a superhero… But an electrical engineer.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490769", "author": "Twisty Plastic", ...
1,760,372,636.44605
https://hackaday.com/2022/07/08/same-taste-with-less-energy-optimizing-the-way-we-cook-food/
Same Taste With Less Energy: Optimizing The Way We Cook Food
Maya Posch
[ "Featured", "green hacks", "Interest", "Slider" ]
[ "cooking", "energy efficiency", "induction heating" ]
https://hackaday.com/wp-…anfeld.jpg?w=800
Preparing food is the fourth most energy-intensive activity in a household . While there has been a lot of effort on the first three — space heating, water heating, and electrical appliances — most houses still use stoves and ovens that are not too dissimilar to those from half a century ago. More recent technologies t...
159
29
[ { "comment_id": "6490621", "author": "aleksclark", "timestamp": "2022-07-08T17:26:48", "content": "I was initially typing up a rant about gas stoves being far superior for actual cooking, but it looks like they do a better job at thermal transfer, and you don’t have to have special cookware. Really ...
1,760,372,636.730609
https://hackaday.com/2022/07/08/hackaday-podcast-176-freezing-warm-water-hacking-lenses-hearing-data-and-watching-youtube-on-a-pet/
Hackaday Podcast 176: Freezing Warm Water, Hacking Lenses, Hearing Data, And Watching YouTube On A PET
Dan Maloney
[ "Hackaday Columns", "Podcasts", "Slider" ]
[ "Hackaday Podcast" ]
https://hackaday.com/wp-…ophone.jpg?w=800
It’s podcast time again, and this week Editor-in-Chief Elliot Williams sat down with Staff Writer Dan Maloney to review the best hacks on the planet, and a few from off. We’ll find out how best to capture lightning, debate the merits of freezing water — or ice cream — when it’s warm, and see if we can find out what R2D...
3
2
[ { "comment_id": "6490722", "author": "Dude", "timestamp": "2022-07-08T19:44:07", "content": "For the Mpemba effect, the problem is in the premise: what is your definition for “freezing”?If freezing means forming ice crystals, then the non-equilibrium answers may have a point. If it means having a so...
1,760,372,636.535069
https://hackaday.com/2022/07/08/use-apriltags-to-let-guests-open-your-front-gate/
Use AprilTags To Let Guests Open Your Front Gate
Arya Voronova
[ "digital cameras hacks", "home hacks" ]
[ "access control", "AprilTag", "Electric gate", "micropython", "OpenMV" ]
https://hackaday.com/wp-…e_feat.png?w=800
[Herb Peyerl] is part of a robotics team, and in his robotics endeavours, learned about AprilTags; small QR-code-like printable patterns that are easily recognizable by even primitive machine vision. Later on, when thinking about good ways to let his guests through his property’s front gate, the AprilTags turned out to...
18
4
[ { "comment_id": "6490584", "author": "Daniel", "timestamp": "2022-07-08T15:37:22", "content": "Similar to my gate. I have a WiFi router at my front gate that i sniff the mac addresses off of. Whenever my phone connects it opens the gate. I setup an easy way to onboard new phones and all of my friend...
1,760,372,638.737193
https://hackaday.com/2022/07/08/this-week-in-securitybreaking-cacs-to-fix-ntlm-the-biggest-leak-ever-and-fixing-firefox-by-breaking-it/
This Week In Security:Breaking CACs To Fix NTLM, The Biggest Leak Ever, And Fixing Firefox By Breaking It
Jonathan Bennett
[ "Hackaday Columns", "News", "Security Hacks" ]
[ "CAC", "firefox", "ntlm", "This Week in Security" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
To start with, Microsoft’s June Security Patch has a fix for CVE-2022-26925 , a Man-In-The-Middle attack against NTLM. According to NIST, this attack is actively being exploited in the wild , so it landed on the KEV (Known Exploited Vulnerabilities) Catalog. That list tracks the most important vulnerabilities to addres...
16
7
[ { "comment_id": "6490538", "author": "Huh?", "timestamp": "2022-07-08T14:04:59", "content": "Wow. Pizza must be expensive where you live…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491320", "author": "Frankel", "timestamp": "2022-07-10T0...
1,760,372,638.51457
https://hackaday.com/2022/07/08/turns-out-you-can-just-unlock-any-honda-car/
Unlock Any (Honda) Car
Arya Voronova
[ "car hacks", "Security Hacks" ]
[ "Honda", "key fob", "keyfob", "replay attack", "rolling code", "sdr" ]
https://hackaday.com/wp-…n_feat.png?w=800
Honda cars have been found to be severely  vulnerable to a newly published Rolling PWN attack , letting you remotely open the car doors or even start the engine. So far it’s only been proven on Hondas, but ten out of ten models that [kevin2600] tested were vulnerable, leading him to conclude that all Honda vehicles on ...
76
17
[ { "comment_id": "6490495", "author": "kuro68k", "timestamp": "2022-07-08T11:29:17", "content": "I wonder how practical this attack is. The sliding window of codes means that an attacker needs to gather multiple sequential codes, not just unrelated ones over a long period.If the attacker say lives ne...
1,760,372,638.846351
https://hackaday.com/2022/07/08/badges-of-2022-bornhack/
Badges Of 2022: BornHack
Jenny List
[ "cons", "Microcontrollers" ]
[ "badgelife", "BornHack", "rp2040" ]
https://hackaday.com/wp-…2_feat.jpg?w=800
While the rest of the world’s hacker camps shut their doors through the pandemic there was one which managed through a combination of careful planning and strict observation of social distancing to keep going. The Danish hacker community gather every August for BornHack, a small and laid-back event in a forest on the i...
4
4
[ { "comment_id": "6490465", "author": "Elliot Williams", "timestamp": "2022-07-08T08:15:33", "content": "That is sooooo beautiful. Nice one!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6490611", "author": "JARM", "timestamp": "2022-07-08T16:58:30", ...
1,760,372,638.553722
https://hackaday.com/2022/07/07/lora-helps-with-remote-water-tank-level-sensing/
LoRa Helps With Remote Water Tank Level Sensing
Arya Voronova
[ "home hacks", "Wireless Hacks" ]
[ "home automation", "LoRa", "water level", "water pump" ]
https://hackaday.com/wp-…l_feat.jpg?w=800
[Renzo Mischianti]’s friend has to keep a water tank topped up. Problem is, the tank itself is 1.5 km away, so its water level isn’t typically known. There’s no electricity available there either — whichever monitoring solution is to be used, it has to be low-power and self-sufficient. To help with that, [Renzo] is wor...
9
2
[ { "comment_id": "6490510", "author": "steve rice", "timestamp": "2022-07-08T12:40:09", "content": "so no power ? but there is a pump to fill the tank ? pumps require power.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490516", "author": "xxreef", ...
1,760,372,638.461828
https://hackaday.com/2022/07/07/a-mostly-fair-deal-for-all-with-a-raspberry-pi/
A Mostly Fair Deal For All With A Raspberry Pi
Jenny List
[ "Raspberry Pi" ]
[ "cards", "playing cards", "raspberry pi", "robot" ]
https://hackaday.com/wp-…atured.jpg?w=800
To be a professional card dealer takes considerable skill, something that not everybody might even have the dexterity to acquire. Fortunately even for the most ham-fisted of dealers there’s a solution, in the form of the Dave-O-matic , [David Stern]’s automated card dealer using a Raspberry Pi 4 with a camera and patte...
3
2
[ { "comment_id": "6490520", "author": "BitMage", "timestamp": "2022-07-08T13:02:27", "content": "He should proudly display that Programming for Dummies book.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6491177", "author": "Nudli Wiggins", "...
1,760,372,638.589371
https://hackaday.com/2022/07/07/trying-out-a-3d-printed-microscope-lens-adapter/
Trying Out A 3D Printed Microscope Lens Adapter
Al Williams
[ "3d Printer hacks" ]
[ "macro photography", "microscope", "photography" ]
https://hackaday.com/wp-…07/fly.png?w=800
If you want to take pictures of tiny things close up, you need a macro lens. Or a microscope. [Nicholas Sherlock] thought “Why not both?” He designed a 3D-printed microscope lens adapter that you can find on Thingiverse . Recently, [Micael Widell] tried it out with a microscope lens and you can see the results in the v...
11
5
[ { "comment_id": "6490408", "author": "Nicholas Sherlock", "timestamp": "2022-07-08T01:10:01", "content": "Here’s my image gallery of photos taken using my adapter:https://imgur.com/a/2rUz2U8", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490475", "a...
1,760,372,638.415601
https://hackaday.com/2022/07/07/esp32-powers-fresh-take-on-an-iot-geiger-counter/
ESP32 Powers Fresh Take On An IoT Geiger Counter
Tom Nardi
[ "High Voltage", "Microcontrollers" ]
[ "environmental sensor", "ESP32", "geiger counter", "Geiger tube", "mqtt", "SBM-20" ]
https://hackaday.com/wp-…r_feat.jpg?w=800
Over the years we’ve covered many projects aimed at detecting elevated radiation levels, and a fair number of them have been Internet connected in some way. But as they are often built around the Soviet-era SBM-20 Geiger–Müller tube, these devices have generally adhered to a fairly conservative design. With the current...
17
10
[ { "comment_id": "6490330", "author": "Andre Bryx", "timestamp": "2022-07-07T20:14:33", "content": "These Russian based “Tubes” are decades old and no one takes care to the degradation of the “quenching gas” inside, causing many double and false counting of radiation levels.All these based “Geiger C...
1,760,372,638.906309
https://hackaday.com/2022/07/07/retrotechtacular-1990s-cd-mastering-fit-for-a-king/
Retrotechtacular: 1990s CD Mastering Fit For A King
Dan Maloney
[ "Retrotechtacular" ]
[ "cd", "Compact Disc", "digital audio", "Michael Jackson", "production", "retrotechtacular" ]
https://hackaday.com/wp-…tory-1.png?w=800
Before it was transformed into an ephemeral stream of ones and zeroes, music used to have a physical form of some kind. From wax cylinders to vinyl discs to tapes of various sizes in different housings and eventually to compact discs, each new medium was marketed as a technological leap over the previous formats, each ...
48
8
[ { "comment_id": "6490307", "author": "Howard", "timestamp": "2022-07-07T18:45:18", "content": "I did a lot of work with both u-matic and 1” tape, and the audio quality of the Sony u-Magic’s was amazingly good. I didn’t know they used it as the analog mastering medium- that’s cool.It was not endless ...
1,760,372,638.987247
https://hackaday.com/2022/07/07/the-benefits-of-displacement-ventilation/
The Benefits Of Displacement Ventilation
Lewin Day
[ "Hackaday Columns", "Slider" ]
[ "ac", "air", "air conditioning", "cooling", "displacement ventilation", "heating", "hvac", "pandemic", "ventilation" ]
https://hackaday.com/wp-…_Stage.jpg?w=800
The world has been shaken to its core by a respiratory virus pandemic. Humanity has been raiding the toolbox for every possible weapon in the fight, whether that be masks, vaccinations, or advanced antiviral treatments. As far as medicine has come in tackling COVID-19 in the past two years, the ultimate solution would ...
27
13
[ { "comment_id": "6490286", "author": "Perry", "timestamp": "2022-07-07T17:20:05", "content": "Displacement ventilation is pretty common in residential construction when a house is built on a crawl space. In areas where slab construction is prevalent, I doubt displacement ventilation is used.", ...
1,760,372,638.36659
https://hackaday.com/2022/07/07/diy-low-cost-lora-satellite-ground-station/
DIY Low-Cost LoRa Satellite Ground Station
Chris Lott
[ "Radio Hacks", "Space" ]
[ "FossSat", "Ground Station", "LoRa", "satellite", "telemetry", "TinyGS" ]
https://hackaday.com/wp-…eature.jpg?w=800
Embedded engineer [Alberto Nunez] has put together a compact LoRa satellite telemetry ground station that fits in your hand and can be built for around $40 USD. The station receives signals from any of several satellites which use LoRa for telemetry, like the FossaSat series of PocketQube satellites. Even with a sub-op...
23
8
[ { "comment_id": "6490273", "author": "ScriptGiddy", "timestamp": "2022-07-07T16:17:55", "content": "Oh yay! Another satellite project to dig into….and the parts are already in my junk drawer :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6490369", "auth...
1,760,372,639.051834
https://hackaday.com/2022/07/07/big-chemistry-ultrapure-water/
Big Chemistry: Ultrapure Water
Dan Maloney
[ "Featured", "Interest", "Original Art", "Science", "Slider" ]
[]
https://hackaday.com/wp-…/Water.jpg?w=800
My first job out of grad school was with a biotech company in Cambridge, Massachusetts. It was a small outfit, and everyone had a “lab job” in addition to whatever science they were hired to do — a task to maintain the common areas of the lab. My job was to maintain the water purification systems that made sure everyon...
53
11
[ { "comment_id": "6490263", "author": "mayhem", "timestamp": "2022-07-07T15:05:30", "content": "I used to work for a company that made slurries for polishing the wafers used in semiconductor fab. Your article is very well written and paints a great picture of what it takes to get water that pure. The...
1,760,372,639.554574
https://hackaday.com/2022/07/07/berlin-clock-takes-inspiration-from-sci-fi-sources-looks-incredible/
Berlin Clock Takes Inspiration From Sci-Fi Sources, Looks Incredible
Ryan Flowers
[ "clock hacks", "LED Hacks" ]
[ "berlin", "burlinuhr", "KiCAD", "led", "pcb", "USB C" ]
https://hackaday.com/wp-…bf8119.png?w=517
What would a HAL9000 look like if it eye were yellow and sat atop a front panel inspired by an Altair 8800? You’d have today’s feature, [Stephan]’s BerlinUhr , a gorgeous little take on a Berlin Clock. At Hackaday, we have a soft spot for clock builds. They’ve graced our pages from early times. When we saw this ultra c...
6
4
[ { "comment_id": "6490218", "author": "Then", "timestamp": "2022-07-07T11:06:37", "content": "After having hotpot i stumbled into this guy in Berlin:https://en.m.wikipedia.org/wiki/Clock_of_Flowing_Timeblew my mind", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": ...
1,760,372,639.597944
https://hackaday.com/2022/07/07/pico-makes-capable-logic-analyzer/
Pico Makes Capable Logic Analyzer
Al Williams
[ "Microcontrollers", "Raspberry Pi" ]
[ "logic analyzer", "pico" ]
https://hackaday.com/wp-…/07/la.png?w=800
A common enough microcontroller project is to create some form of logic analyzer. In theory, it should be pretty easy: grab some digital inputs, store them, and display them. But, of course, the devil is in the details. First, you want to grab data fast, but you also need to examine the trigger in real time — hard to d...
11
3
[ { "comment_id": "6490202", "author": "jpa", "timestamp": "2022-07-07T08:58:08", "content": "RLE compression could help make the best use out of the limited sample memory.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490208", "author": "no", ...
1,760,372,639.663391
https://hackaday.com/2022/07/06/diy-chicken-mcmansion-is-a-real-hen-house/
DIY Chicken McMansion Is A Real Hen House
Ryan Flowers
[ "Misc Hacks" ]
[ "chicken", "chicken coop door", "farm", "turkey" ]
https://hackaday.com/wp-…/coop1.jpg?w=800
You might recognize [Robert Dunn] from his YouTube channel Aging Wheels, where he hacks on all sorts of automotive delights. On his other channel, Under Dunn, [Robert] tends to focus on building things. In this case, his nine chickens grew a bit, and he needs a new coop for his twenty chickens, three turkeys, and two g...
9
8
[ { "comment_id": "6490182", "author": "darkspr1te", "timestamp": "2022-07-07T05:35:46", "content": "I enjoy his silly approach to his builds but i bet site safety guys would freak. he was also dang lucky not to break any windows in the move.", "parent_id": null, "depth": 1, "replies": []...
1,760,372,639.352106
https://hackaday.com/2022/07/06/3d-printed-splint-goes-toe-to-toe-with-medical-grade-equipment/
3D Printed Splint Goes Toe To Toe With Medical Grade Equipment
Ryan Flowers
[ "Medical Hacks" ]
[ "medical", "medical devices", "medical hacks" ]
https://hackaday.com/wp-…bright.png?w=800
When you think of medical devices, the idea of high end, well, pretty much everything , comes to mind. This is definitely the case when it comes to prosthetics, or in this similar case, custom fit splints. A hacker by the name of [sammyizimmy] wasn’t put off by the complexity of a custom splint for his fractured big to...
11
8
[ { "comment_id": "6489964", "author": "Ant", "timestamp": "2022-07-06T12:16:22", "content": "I printed a wrist brace from Thingiverse to manage carpal tunnel syndrome issues until I was able to have surgery. I went from severe pain and sleepless nights to being able to sleep without pain the night I...
1,760,372,639.407292
https://hackaday.com/2022/07/06/3d-print-your-own-multi-color-filament/
3D Print Your Own Multi-Color Filament
Donald Papp
[ "3d Printer hacks" ]
[ "3d printed", "3d printing", "bi-color", "diy", "filament" ]
https://hackaday.com/wp-…enshot.png?w=800
Interested in experimenting with your own multi-color filament? [Turbo_SunShine] says to just print your own, and experiment away! Now, if you’re thinking that 3D printing some filament sounds inefficient at best (and a gimmick at worst) you’re not alone. But there’s at least one use case that it makes sense for, and m...
11
5
[ { "comment_id": "6489924", "author": "Andrzej", "timestamp": "2022-07-06T08:17:29", "content": "It seems just wrong to use a 3d printer to print a spool of wire. But hey, it works ! :)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6489949", "author"...
1,760,372,639.458916
https://hackaday.com/2022/07/05/scratch-built-electric-buggy-tears-up-the-dunes/
Scratch-Built Electric Buggy Tears Up The Dunes
Dan Maloney
[ "Transportation Hacks" ]
[ "dune buggy", "electric vehicle", "ev", "fabrication" ]
https://hackaday.com/wp-….23.51.png?w=800
It’s a fair bet to say that the future of personal transportation will probably be electric. In support of that, every major car manufacturer either has an electric drivetrain option available now, or they’re working furiously on developing one. And while it’s good that your suburban grocery grabber will someday be pow...
14
6
[ { "comment_id": "6489896", "author": "Miles", "timestamp": "2022-07-06T06:26:23", "content": "‘Tears up’ not so sure.I’m very sure it is capable of said tearing, possibly needs a lower gear, which is easy to obtain with his chain drive.He hit 75 (mph or kph) way too easily, with a lower gear he coul...
1,760,372,639.762595
https://hackaday.com/2022/07/05/classic-amp-revived-with-a-pi/
Classic Amp Revived With A Pi
Jenny List
[ "Musical Hacks", "Raspberry Pi" ]
[ "effects pedal", "guitar", "guitar amp" ]
https://hackaday.com/wp-…atured.jpg?w=800
Guitar amplifiers have a hard life, and as anyone who’s run a venue can tell you, they often have significant electrical issues after a life on the road. [Dsagman] had a Vox amplifier with fried internals, and rather than repair the original he rebuilt it with a Raspberry Pi inside to provide a fully-loaded array of ef...
4
3
[ { "comment_id": "6489966", "author": "mikeb", "timestamp": "2022-07-06T12:31:23", "content": "Really appreciate the slide deck! I had something like this on my TODO list for the summer.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6489979", "autho...
1,760,372,639.858988
https://hackaday.com/2022/07/05/never-miss-an-email-with-this-1970s-style-desktop-notifier/
Never Miss An Email With This 1970s Style Desktop Notifier
Robin Kearey
[ "Microcontrollers", "Peripherals Hacks" ]
[ "1970s design", "notifier", "vfd display" ]
https://hackaday.com/wp-…tifier.jpg?w=800
If you like the 1970s aesthetic but think bell-bottoms, big hair and psychedelic wallpaper are a bit too much in this day and age, you might want to have a look at [Pierre Muth]’s latest build, The Absurd Notifier . It’s a useful desk accessory that adds just a little bit of ’70s flair to your office: housed inside wha...
12
7
[ { "comment_id": "6489832", "author": "Joel B", "timestamp": "2022-07-06T02:05:02", "content": "Nicely done. There’s many of us that would have been content to throw the parts on a breadboard and call it a day.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "648...
1,760,372,639.712066
https://hackaday.com/2022/07/05/new-gear-saves-old-printer/
New Gear Saves Old Printer
Jenny List
[ "cnc hacks", "Repair Hacks" ]
[ "cnc", "gear", "printer" ]
https://hackaday.com/wp-…atured.jpg?w=800
As the digital photographic revolution took off, and everyone bought a shiny new film-less camera, there was a brief fad for photo printers. The idea was you’d have the same prints you’d always had from film, but the media for these printers would invariably cost a fortune so consumers moved on pretty quickly. Now the ...
18
8
[ { "comment_id": "6489701", "author": "John Arbuckle", "timestamp": "2022-07-05T20:36:18", "content": "Oh man, it hurts that he plunged in and then translated along the part – that deflection could have been partially avoided if he just did that motion in reverse", "parent_id": null, "depth":...
1,760,372,639.818876
https://hackaday.com/2022/07/05/the-warm-glow-of-a-luminous-clock/
The Warm Glow Of A Luminous Clock
Jenny List
[ "clock hacks" ]
[ "clock", "luminous", "Micro:bit", "uv" ]
https://hackaday.com/wp-…atured.png?w=800
It seems there will never be an end to the number of ways to show the time. The latest is the LumiClock from [UK4dshouse], and it uses the seldom-seen approach of a sheet of luminous paper excited by a strip of UV LEDs that pass over it guided by a lead screw. At its heart is a micro:bit, which generates the time in do...
8
4
[ { "comment_id": "6489704", "author": "tetsuoii", "timestamp": "2022-07-05T20:42:05", "content": "Gotta love that eerie glow 🌟", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6489740", "author": "Tom", "timestamp": "2022-07-05T21:44:54", "content": ...
1,760,372,640.021836
https://hackaday.com/2022/07/05/hacker-camps-post-pandemic-electromagnetic-field-2022/
Hacker Camps Post-Pandemic, Electromagnetic Field 2022
Jenny List
[ "cons", "Hackaday Columns", "Slider" ]
[ "electromagnetic field", "EMF camp", "hacker camp" ]
https://hackaday.com/wp-…atured.jpg?w=800
After a four-year hiatus and a cancelled event, it was time earlier this month for British and European hackers to return to their field in Herefordshire. A special field, Eastnor Castle Deer Park, venue for the Electromagnetic Field 2022 hacker camp. I packed up an oversized rucksack and my folding bike, and set off t...
21
4
[ { "comment_id": "6489566", "author": "mime", "timestamp": "2022-07-05T17:18:15", "content": "is there an easily accessible and regularly updated list of said hacker camps in the UK?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6489944", "author": "...
1,760,372,640.127576
https://hackaday.com/2022/07/05/tiny-berlin-clock-replica-also-counts-seconds/
Tiny Berlin Clock Replica Also Counts Seconds
Robin Kearey
[ "clock hacks" ]
[ "Berlin clock", "wemos d1 mini", "wristwatch" ]
https://hackaday.com/wp-…r-Nano.jpg?w=800
If you’re a clock aficionado and have ever visited Berlin, you’re probably familiar with the Berlin Clock on Budapester Straße: a minimalist design of yellow and orange lights that displays the time in a base-5 number system. This clock has been telling the time to the few that can read it since 1975, and is but one of...
7
5
[ { "comment_id": "6489552", "author": "Nick", "timestamp": "2022-07-05T17:03:59", "content": "For more information on the clock:https://en.wikipedia.org/wiki/Mengenlehreuhr", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6489670", "author": "Dennis", "ti...
1,760,372,640.068696
https://hackaday.com/2022/07/05/companies-rumored-to-harvest-washing-machines-for-ics/
Companies Rumored To Harvest Washing Machines For ICs
Arya Voronova
[ "Current Events", "Featured", "Slider" ]
[ "chip shortage", "parts shortage", "shortages", "washing machine" ]
https://hackaday.com/wp-…lfLife.jpg?w=800
Wired and SCMP are reporting on interesting trivia from the realm of chip shortages. Apparently, some large conglomerate out there is buying new washing machines and scavenging the chips they can’t obtain otherwise. My imagination pictures skilled engineers in a production room, heavy-duty electric screwdrivers and des...
162
32
[ { "comment_id": "6489495", "author": "Val", "timestamp": "2022-07-05T14:37:32", "content": "Is this like… an engineering urban myth? I’ve been hearing this thrown around in my company and never expected to see it on hackaday. Does anyone have actual names or sources? I had been looking into it and c...
1,760,372,640.719747
https://hackaday.com/2022/07/05/raspberry-pi-pico-modchip-unlocks-the-gamecube/
Raspberry Pi Pico “Modchip” Unlocks The GameCube
Tom Nardi
[ "Microcontrollers", "Nintendo Hacks" ]
[ "flash cart", "gamecube", "homebrew", "Raspberry Pi Pico" ]
https://hackaday.com/wp-…t_feat.jpg?w=800
In terms of units sold, it’s no secret that the GameCube was one of Nintendo’s poorest performing home consoles. You could argue increased competition meant sales of the quirky little machine were destined to fall short of the system’s legendary predecessors, but that didn’t keep the Wii from outselling it by a factor ...
30
9
[ { "comment_id": "6489443", "author": "Gregg Eshelman", "timestamp": "2022-07-05T11:24:26", "content": "Can the Rpi Pico be used to replace a Sega Dreamcast GD-ROM drive?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6489454", "author": "Joshua", ...
1,760,372,640.338904
https://hackaday.com/2022/07/05/viewing-atoms-with-electrons/
Viewing Atoms With Electrons
Al Williams
[ "Science" ]
[ "electron microscope", "scanning electron microscope" ]
https://hackaday.com/wp-…07/sem.png?w=800
When we were in school, they always told us we can’t see atoms. If you have an electron microscope, then they were wrong. [AlphaPhoenix] has access to a scanning tunneling transmission electron microscope and he shows us some atoms in a very thin slice of a crystal. Of course, you aren’t directly imaging the atoms. You...
9
3
[ { "comment_id": "6489437", "author": "0xCOFFEE", "timestamp": "2022-07-05T10:41:19", "content": "Please correct: This is not measured by a “scanning tunneling electron microscope” but a scanning *transmission* electron microscope!STM (Scanning tunneling microscopy) is a completely different techniqu...
1,760,372,640.213187
https://hackaday.com/2022/07/04/uart-cant-arduino-canserial-can/
UART Can’t? Arduino CANSerial Can!
Elliot Williams
[ "Microcontrollers" ]
[ "arduino", "canbus" ]
https://hackaday.com/wp-…header.png?w=800
[Jacob Geigle] had a problem. A GPS unit and a Bluetooth-to-serial were tying up all the hardware UARTs on an AVR Arduino project. “Software serial”, I hear you say. But what if I told you [Jacob] already had the board in question sending out data over CAN bus? [Jacob]’s sweet hack creates an arbitrary number of CAN “d...
11
7
[ { "comment_id": "6489370", "author": "J_B", "timestamp": "2022-07-05T05:30:43", "content": "One of the big advantages of using a mictrocontroller with a hardware CAN controller instead of emulating it in software is that required retransmissions, buffering, error corrections, filtering unwanted mess...
1,760,372,640.524037
https://hackaday.com/2022/07/04/photovoltaic-cells-in-ltspice/
Photovoltaic Cells In LTSpice
Al Williams
[ "Tool Hacks" ]
[ "LTSpice", "photovoltaic", "SPICE" ]
https://hackaday.com/wp-…/spice.png?w=800
We like to build things using real parts. But we do think the more you can model using tools like LTSpice, the less time you can spend going down dead ends. If you need to model a common component like a resistor or even an active device, most simulators have great models and you can tweak them to have realistic parasi...
19
3
[ { "comment_id": "6489367", "author": "M", "timestamp": "2022-07-05T05:07:17", "content": "Headed down the renewable power electronics rabbit hole? There are buckets of educational resources, though one course I’m finding ‘just right’, hails from the Indian Institute of Science in Bangalore:https://w...
1,760,372,640.476192
https://hackaday.com/2022/07/03/ajax-command-radio-is-an-oldie-but-goodie/
AJAX COMMAND Radio Is An Oldie But Goodie
Al Williams
[ "Repair Hacks", "Teardown" ]
[ "transistor radio", "vintage radio" ]
https://hackaday.com/wp-…7/ajax.png?w=800
If you are a certain age, it is hard to wrap your head around the fact that an old radio might have transistors — the old ones all had tubes, right? But a radio from the 1960s or 1970s is reaching the 60+ year mark and people are restoring old transistor sets. [Adam] picked up his first old radio, a 1970s vintage Ajax ...
32
9
[ { "comment_id": "6489122", "author": "RW ver 0.0.1", "timestamp": "2022-07-04T04:00:50", "content": "Radios like this were primary tinker training for scamps with a screwdriver of my age. What can the kids take apart these days that will learn them something?", "parent_id": null, "depth": 1,...
1,760,372,640.789042
https://hackaday.com/2022/07/03/hackaday-links-july-3-2022/
Hackaday Links: July 3, 2022
Dan Maloney
[ "Hackaday Columns", "Hackaday links", "Slider" ]
[ "5g", "amd", "crypto", "downlink", "flare", "geomagnetic", "gpu", "hackaday links", "ku-band", "MakerGear", "NVIDIA", "Solar Cycle", "solar storm", "Starlink", "sunspots" ]
https://hackaday.com/wp-…banner.jpg?w=800
Looks like we might have been a bit premature in our dismissal last week of the Sun’s potential for throwing a temper tantrum, as that’s exactly what happened when a G1 geomagnetic storm hit the planet early last week. To be fair, the storm was very minor — aurora visible down to the latitude of Calgary isn’t terribly ...
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7
[ { "comment_id": "6489080", "author": "RW ver 0.0.3", "timestamp": "2022-07-03T23:11:17", "content": "I propose we dim our albedo with a few megatons of coal dust and project a holographic image of earth a few hundred thousand miles in our orbital wake, so even if the Sun brushes up on it’s deflectio...
1,760,372,640.418314
https://hackaday.com/2022/07/03/testing-a-tube-without-a-tube-tester/
Testing A Tube Without A Tube Tester
Al Williams
[ "Tool Hacks" ]
[ "tube tester" ]
https://hackaday.com/wp-…7/tube.png?w=800
[M Caldeira] needed to test a tube and didn’t have a spare to do the old swap test. He also didn’t have a tube tester handy. Drawing inspiration from a 2015 video, he managed to cobble up an ad hoc tube tester using stuff around the workbench . You can see a video of the process below. To duplicate his effort, you are ...
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7
[ { "comment_id": "6489023", "author": "Michael Black", "timestamp": "2022-07-03T20:23:22", "content": "Most people didn’t have tube testers. They went to the radio store or the drugstore, or maybe the local repairman would let them use theirs.But since tubes are mostly obsolete, the used testers are ...
1,760,372,640.837539
https://hackaday.com/2022/07/03/ai-image-generation-sharpens-your-bad-photos-and-kills-photography/
AI Image Generation Sharpens Your Bad Photos And Kills Photography?
Al Williams
[ "Artificial Intelligence" ]
[ "ai", "artificial intellegence", "DALL-E", "photography" ]
https://hackaday.com/wp-…/dalle.png?w=800
We don’t fully understand the appeal of asking an AI for a picture of a gorilla eating a waffle while wearing headphones. However, [Micael Widell] shows something in a recent video that might be the best use we’ve seen yet of DALL-E 2 . Instead of concocting new photos, you can apparently use the same technology for cl...
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[ { "comment_id": "6488945", "author": "RW ver 0.0.3", "timestamp": "2022-07-03T17:16:39", "content": "Digital hasn’t even killed fim, so no.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6488946", "author": "RW ver 0.0.3", "timestamp": "2022-...
1,760,372,641.092796
https://hackaday.com/2022/07/03/ride-diy-or-die-this-badge-less-suzuki/
RideDIY Or Die This Badge-Less Suzuki
Kristina Panos
[ "Misc Hacks", "Parts" ]
[ "badge", "emblem", "motorcycle", "vinyl cutter" ]
https://hackaday.com/wp-…ge-800.jpg?w=800
A few years ago, [Charles] picked up a sweet Suzuki motorcycle that checked all the boxen: it was in good shape, bore a few useful upgrades and a box of spare parts, plus the price was right. Though he assumed that he had pored over every picture on the classified site before buying, it wasn’t until later that [Charles...
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[ { "comment_id": "6488900", "author": "QBFreak", "timestamp": "2022-07-03T15:04:05", "content": "My work-around for the inability to use SVGs in the free version of Silhouette Studio, is to write a quick one-line OpenSCAD script that imports the SVG. Then I render and export that 2D design as a DXF. ...
1,760,372,640.897586
https://hackaday.com/2022/07/03/pulling-out-burger-flavor-with-a-magnet/
Pulling Out Burger Flavor With A Magnet
Matthew Carlson
[ "cooking hacks" ]
[ "burger", "burgers", "lehemoglobin", "vegan" ]
https://hackaday.com/wp-….39-PM.png?w=800
If you’re vegetarian or don’t eat beef, you are probably already familiar with Impossible. Impossible meat tastes like beef and cooks like beef while being plant-based. They achieved this with significant R&D and a few special patents. But if you don’t want to pay Impossible prices, [Sauce Stash] has been trying to rec...
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[ { "comment_id": "6488854", "author": "Bob", "timestamp": "2022-07-03T12:17:58", "content": "Not all oxidation states of iron are ferromagnetic. As a quick search will show, hemoglobin is diamagnetic.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6488979", ...
1,760,372,641.222886
https://hackaday.com/2022/07/03/bluetooth-8-track-adapters-are-a-thing/
Bluetooth 8-Track Adapters Are A Thing
Lewin Day
[ "Misc Hacks" ]
[ "8-track", "bluetooth", "car audio", "corvette" ]
https://hackaday.com/wp-…x576-2.jpg?w=800
When it comes to classic cars, the entertainment options can be limited. You’re often stuck with an old cassette deck and AM/FM radio, or you can swap it out for some hideous flashy modern head unit. [Jim] had a working 8-track deck in his Corvette, and didn’t want to swap it out. Thus, he set about building himself a ...
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[ { "comment_id": "6488822", "author": "olaf", "timestamp": "2022-07-03T08:14:23", "content": "Are these devices only sold in the USA? I have never seen one in Europe.Olaf", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6488832", "author": "Stuart Longl...
1,760,372,641.298709
https://hackaday.com/2022/07/04/fighting-all-that-can-go-wrong-with-resin/
Fighting All That Can Go Wrong With Resin
Elliot Williams
[ "3d Printer hacks" ]
[ "3d printing", "3D resin printer", "resin" ]
https://hackaday.com/wp-…bright.png?w=800
[Jan Mrázek] is on a quest to make your resin 3D prints more accurate, more functional, and less failure prone. Let’s start off with his recent post on combating resin shrinkage . When you want a part to have a 35 mm inner diameter, you probably have pretty good reasons, and when you draw a circle in your CAD software,...
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[ { "comment_id": "6489341", "author": "Ostracus", "timestamp": "2022-07-05T00:12:49", "content": "“…you’ll probably have to anyway because of resin-to-resin variation.”Is there any kind of industry standardization? How about quality control? Sensors and software to reduce the variability.", "pare...
1,760,372,641.348451
https://hackaday.com/2022/07/04/think-you-know-how-mario-kart-works/
Think You Know How Mario Kart Works?
Elliot Williams
[ "Software Hacks" ]
[ "mariokart", "software", "video" ]
https://hackaday.com/wp-…atured.png?w=800
In what looks like the kickoff of a fun video series, [MrL314] takes us on a quick but deep tour of how the AI in Mario Kart works . (Video, embedded below.) Don’t play much Mario Kart anymore? Well, have a look anyway because some of the very simple tricks that make Bowser pass Princess Peach without running into her ...
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[ { "comment_id": "6489333", "author": "come2", "timestamp": "2022-07-04T23:19:35", "content": "Linking a video that could have probably the same title, but on Trackmania and using MLhttps://www.youtube.com/watch?v=a8Bo2DHrrow", "parent_id": null, "depth": 1, "replies": [] }, { "co...
1,760,372,641.384385
https://hackaday.com/2022/07/04/dithering-makes-everything-cooler-now-even-animated/
Dithering Makes Everything Cooler: Now Even Animated
Elliot Williams
[ "Software Hacks" ]
[ "algorithms", "dithering", "games", "graphics" ]
https://hackaday.com/wp-…ot0008.jpg?w=800
[dukope] was writing a game, Return of the Obra Dinn, with a fantastic visual style. One of the choices was to make everything in glorious one-bit color, otherwise known as black and white, and then dither it back to monochrome. You know, like they used to do on the Mac Plus. If dithering is your aesthetic, then it mak...
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[ { "comment_id": "6489262", "author": "Arthur Mezins", "timestamp": "2022-07-04T17:19:22", "content": "I’m unsure what to call those invasive visual artefacts when there’s motion (aliasing?), but one word pops into my head: annoying!", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,372,641.456227
https://hackaday.com/2022/07/04/moteus-open-source-bldc-controller-gets-major-upgrade/
Moteus Open Source BLDC Controller Gets Major Upgrade
Chris Lott
[ "Tech Hacks" ]
[ "BLDC controller", "mjbots quad A0", "moteus" ]
https://hackaday.com/wp-…eature.jpg?w=800
[Josh Pieper] of mjbots Robotic Systems just released a major revision to his moteus open sourced brushless DC (BLDC) electric motor controller. The update adds a flexible I/O subsystem which significantly expands the kinds of feedback encoders and peripherals the controller can accept. In the video below the break, [J...
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[ { "comment_id": "6489297", "author": "Ghent The Slicer", "timestamp": "2022-07-04T19:10:29", "content": "Josh is very knowledgeable and eager to share his findings with everyone. He has put a huge amount of research into this project. I want to say huge thank you for that.Yes the world of open sourc...
1,760,372,641.505779
https://hackaday.com/2022/07/04/a-3d-printer-big-enough-to-print-a-kayak/
A 3D Printer Big Enough To Print A Kayak
Dan Maloney
[ "3d Printer hacks" ]
[ "3d printer", "CoreXY", "kayak", "large format" ]
https://hackaday.com/wp-…rinter.png?w=800
When one of your design goals for a 3D printer is “fits through standard doors,” you know you’re going to be able to print some pretty big stuff. And given that the TAUT ONE printer by [Nathan Brüchner] could easily be mistaken for a phone booth, we’d say it’ll be turning out some interesting prints. The genesis for th...
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[ { "comment_id": "6489195", "author": "bstriggo", "timestamp": "2022-07-04T11:48:26", "content": "<>Designers used to build cedar strip boats to prototype designs. This would be way faster.I’m curious how much abuse he was able to heap onto the prototypes:https://www.pinterest.com/pin/55028364819319...
1,760,372,641.580987
https://hackaday.com/2022/07/04/need-a-linux-kernel-module-scratch-that/
Need A Linux Kernel Module? Scratch That
Al Williams
[ "Linux Hacks", "Software Development", "Software Hacks" ]
[ "linux", "linux kernel modules", "MIT scratch", "scratch" ]
https://hackaday.com/wp-…cratch.png?w=800
If you have been for (or against) Rust in the Linux kernel, get ready for a Linux kernel module written in… Scratch . That’s right. Scratch, the MIT-developed language with blocks popular for teaching kids to code. We didn’t mean “from scratch.” We meant IN Scratch. The bootstrap code and Makefile is out there on GitHu...
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[ { "comment_id": "6489172", "author": "Stappers", "timestamp": "2022-07-04T09:28:26", "content": "It was already documentedhttps://en.wikipedia.org/wiki/Sturgeon%27s_lawAnd there was no need for triggering polarization withIf you have been for (or against) Rust in the Linux kernel,", "parent_id":...
1,760,372,641.632105
https://hackaday.com/2022/07/03/when-is-an-led-a-lamp-when-its-50mm-wide/
When Is An LED A Lamp? When It’s 50mm Wide
Kristina Panos
[ "LED Hacks" ]
[ "giant led", "led" ]
https://hackaday.com/wp-…ED-800.jpg?w=800
Call us childlike, but we sure do get a kick out of both larger-than-life and miniature things, especially when they work as their “normal-sized” counterparts do. So you can imagine our glee when we saw [JGJMatt]’s 50mm LED lamp , which looks like a giant version of something you might have wired up on your bench at an...
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[ { "comment_id": "6489144", "author": "Erik Johnson", "timestamp": "2022-07-04T06:31:43", "content": "Nice! I exhibited a ~130mm RGB LED at maker faire bay are for a few years around 2012http://lightbright.net/images/IMG_3815r.JPGcomplete with cement block “protoboard” base", "parent_id": null, ...
1,760,372,641.721789
https://hackaday.com/2022/07/06/tensorflow-lite-on-a-commodore-64/
TensorFlow Lite – On A Commodore 64
Jenny List
[ "Artificial Intelligence", "Retrocomputing" ]
[ "c64", "commodore 64", "tensorflow", "Tensorflow Lite" ]
https://hackaday.com/wp-…atured.jpg?w=800
TensorFlow is a machine learning and AI library that has enabled so much and brought AI within the reach of most developers. But it’s fair to say that it’s not for the less powerful computers. For them there’s TensorFlow Lite, in which a model is created on a larger machine and exported to a microcontroller or similarl...
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[ { "comment_id": "6490329", "author": "Bryantherobotman", "timestamp": "2022-07-07T20:10:48", "content": "Those usb inference accelerators are all int8 anyways, time for the 6502 to shine bright again!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6490765", ...
1,760,372,641.669704
https://hackaday.com/2022/07/06/headphone-cable-trouble-inspires-bluetooth-conversion/
Headphone Cable Trouble Inspires Bluetooth Conversion
Arya Voronova
[ "Repair Hacks", "Wireless Hacks" ]
[ "bluetooth", "csr", "csr8645", "headphones" ]
https://hackaday.com/wp-…r_feat.jpg?w=800
[adblu] encountered the ever-present headphone problem with their Sennheiser Urbanite headphones – the cable broke. These headphones are decent, and despite the cable troubles, worth giving a new life to. Cable replacement is always an option, but [adblu] decided to see – what would it take to make these headphones wir...
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[ { "comment_id": "6490133", "author": "ian 42", "timestamp": "2022-07-06T23:43:40", "content": "I’ve been doing some stuff like this with headphones too – but the big trouble here in Aus is the battery. Those small lipo batteries are often ‘fake’ – ie will only be usable for about 10 charges, or at b...
1,760,372,642.147882
https://hackaday.com/2022/07/06/pocket-radio-powered-by-tiny-microcontroller/
Pocket Radio Powered By Tiny Microcontroller
Bryan Cockfield
[ "Radio Hacks" ]
[ "arduino", "attiny", "audio", "code", "fm", "oled", "radio", "schematics", "speaker" ]
https://hackaday.com/wp-…o-main.jpg?w=800
Before the days of MP3 players and smartphones, and even before portable CD players, those of us of a certain age remember that our cassette players were about the only way to take music on-the-go. If we were lucky, they also had a built-in radio for when the single tape exhausted both of its sides. Compared to then, i...
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[ { "comment_id": "6490099", "author": "Bruce Perens K6BP", "timestamp": "2022-07-06T20:45:06", "content": "This is confused. FM has not been a cutting edge technology since about 1940, closer to a century ago than “just a few decades”.", "parent_id": null, "depth": 1, "replies": [ {...
1,760,372,642.358259
https://hackaday.com/2022/07/06/ggwave-sings-the-songs-of-your-data/
GGWave Sings The Songs Of Your Data
Elliot Williams
[ "Microcontrollers" ]
[ "arduino", "audio", "cellphone", "data", "modem" ]
https://hackaday.com/wp-…ot0001.jpg?w=800
We’re suckers for alternative data transmission methods, and [Georgi Gerganov]’s ggwave made us smile. At its core, it’s doing what the phone modems of old used to do – sending data encoded as different audio tones. But GGwave does this with sophistication! It splits the data into four-bit chunks, and uses 16 different...
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[ { "comment_id": "6490076", "author": "RickB", "timestamp": "2022-07-06T18:47:05", "content": "Oh good, yet another way to exfiltrate the corporate crown jewels without plugging an unapproved device into the tightly controlled corporate laptop or the tightly controlled corporate network. I thought I ...
1,760,372,642.192374
https://hackaday.com/2022/07/06/linux-fu-the-browser-emacs-fusion/
Linux Fu: The Browser Emacs Fusion
Al Williams
[ "Hackaday Columns", "Linux Hacks", "Slider" ]
[ "autokey", "Emacs", "linux" ]
https://hackaday.com/wp-…inuxFu.jpg?w=800
It is no secret that I have a few things permanently burned into my neurons: the 1802 instruction set, the commands for WordStar, and the commands for emacs. There was a time when emacs was almost my operating system. With no X11, emacs gave you a way to have a shell in one window, check your mail, and keep your work o...
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[ { "comment_id": "6490048", "author": "Twisty Plastic", "timestamp": "2022-07-06T17:15:55", "content": "“It probably doesn’t work if you have switched to Wayland”This warning right here is how you know something is good.", "parent_id": null, "depth": 1, "replies": [ { "comme...
1,760,372,642.098925
https://hackaday.com/2022/07/06/hacking-the-rf-protocol-of-an-obscure-handheld-game/
Hacking The RF Protocol Of An Obscure Handheld Game
Tom Nardi
[ "Games", "Radio Hacks", "Reverse Engineering" ]
[ "gnu radio", "reverse engineering", "RTL-SDR", "wireless protocol" ]
https://hackaday.com/wp-…x_feat.jpg?w=800
When you think old school handheld games, you probably imagine something like Nintendo’s Game Boy line or the Sega Game Gear. But outside of those now iconic systems, there was a vast subculture of oddball handheld games vying for a chunk of an adolescent’s weekly allowance. Many of these were legitimately terrible and...
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[ { "comment_id": "6490052", "author": "Jacob W", "timestamp": "2022-07-06T17:27:22", "content": "The stars must have just aligned, because not even a week ago i went to ebay to find one of these. I remembered loving them as a kid and wanted to see if i could somehow dump the ROMs and emulated it. Cra...
1,760,372,642.027322
https://hackaday.com/2022/07/06/windows-98-for-spaceships-not-quite/
Windows 98 For Spaceships? Not Quite!
Jenny List
[ "Featured", "Interest", "Original Art", "Retrocomputing", "Slider", "Space" ]
[ "Mars Express", "windows", "Windows 98" ]
https://hackaday.com/wp-…dows98.jpg?w=800
One of the news items that generated the most chatter among Hackaday editors this week was that ESA’s Mars Express mission is receiving a software update . And they’re updating the operating system to…Windows 98. Microsoft’s late-90s consumer desktop operating system wouldn’t have been the first to come to mind as appr...
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[ { "comment_id": "6489990", "author": "Pio", "timestamp": "2022-07-06T14:08:28", "content": "“32 bit extensions and a graphical shell for a 16 bit patch to an 8 bit operating system originally coded for a 4 bit microprocessor, written by a 2 bit company, that can’t stand 1 bit of competition.”was mak...
1,760,372,642.476582