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https://hackaday.com/2024/06/11/bikebeamer-adds-pov-display-to-bicycle-wheels/
BikeBeamer Adds POV Display To Bicycle Wheels
Bryan Cockfield
[ "Transportation Hacks" ]
[ "3d printed", "battery", "bicycle", "bike", "bikebeamer", "ESP32", "led", "lighting", "lights", "pcb", "persistence of vision", "POV", "spokes", "wheel" ]
https://hackaday.com/wp-…-main.jpeg?w=800
Unless you’re living in a bicycle paradise like the Netherlands, most people will choose to add some sort of illumination to their bicycle to help drivers take note that there’s something other than a car using the road. Generally, simple flashing LEDs for both the front and the rear is a pretty good start, but it does...
16
9
[ { "comment_id": "6766875", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-11T21:13:00", "content": "I know this isn’t BuyADay, but ~20 years ago, I bought at Goodwill an LED POV that clamps to bicycle spokes for about $2.But it took so many AAA batteries I never bothered to u...
1,760,371,888.398593
https://hackaday.com/2024/06/11/2024-business-card-challenge-make-them-shake-your-handiwork/
2024 Business Card Challenge: Make Them Shake Your Handiwork
Kristina Panos
[ "contests" ]
[ "2024 Business Card Challenge", "attiny85", "neopixel strip", "persistence of vision", "POV", "RGB LEDs" ]
https://hackaday.com/wp-…d-main.jpg?w=800
Before COVID, people traditionally sealed their initial introduction to each other with a handshake. Nowadays, that activity seems kind of questionable. But you can still give them something to shake if you build this persistence of vision (POV) business card from [chaosneon] to show your credentials in blinkenlights f...
2
2
[ { "comment_id": "6767051", "author": "herrmannc1899gmailcom", "timestamp": "2024-06-12T12:32:22", "content": "Oh no, you mentioned covid. Now the comment section is going to be useless!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6769193", "author": "Mi...
1,760,371,888.081237
https://hackaday.com/2024/06/11/raspberry-pi-goes-public/
Raspberry Pi Goes Public
Elliot Williams
[ "News", "Raspberry Pi" ]
[ "IPO", "raspberry pi" ]
https://hackaday.com/wp-…public.png?w=800
We’ve heard rumors for the last few months, and now it looks like they’ve come true: the business side of Raspberry Pi, Raspberry Pi Holdings has become a publicly listed company on the London Stock Exchange . We heard rumblings about this a while back, and our own [Jenny List] asked the question of what this means for...
57
15
[ { "comment_id": "6766802", "author": "Sinep Gupta", "timestamp": "2024-06-11T17:09:13", "content": "At first everything will be fine (“embrace”). Then things will get even better for a while (“extend”). Long time R-Pi will become increasingly locked-down turd (“enshittify”).", "parent_id": null,...
1,760,371,888.536342
https://hackaday.com/2024/06/11/openscad-cranks-out-parametric-cnc-clamps/
OpenSCAD Cranks Out Parametric CNC Clamps
Tom Nardi
[ "Tool Hacks" ]
[ "clamp", "cnc clamp", "openscad", "parametric" ]
https://hackaday.com/wp-…p_feat.jpg?w=800
If you’ve ever used a CNC router or mill, you’ll know how many little things need to go right before you get anything resembling acceptable results. We could (and probably should?) run a whole series of posts on selecting the correct bit for the job at hand and figuring out the appropriate feeds and speeds. But before ...
7
4
[ { "comment_id": "6766790", "author": "echodelta", "timestamp": "2024-06-11T16:23:25", "content": "Not even a washer under those screw heads with that small grip on plastic? It will get chewed up after a few times which I assume is what these custom made hold-downs are for. A square washer filling th...
1,760,371,888.341047
https://hackaday.com/2024/06/11/scrapping-the-local-loop-by-the-numbers/
Scrapping The Local Loop, By The Numbers
Dan Maloney
[ "Current Events", "Featured", "News", "Original Art", "Slider" ]
[]
https://hackaday.com/wp-…Copper.jpg?w=800
A few years back I wrote an “Ask Hackaday” article inviting speculation on the future of the physical plant of landline telephone companies. It started innocently enough; an open telco cabinet spotted during my morning walk gave me a glimpse into the complexity of the network buried beneath my feet and strung along pol...
57
15
[ { "comment_id": "6766753", "author": "Sok Puppette", "timestamp": "2024-06-11T14:38:30", "content": "I’m thinking 7 billion dollars isn’t evencloseto the cost of recovering all that wire from where it is. It’s not like it’s in convenient ingots in big vaults. It’s in fine wires spread out all over t...
1,760,371,888.632704
https://hackaday.com/2024/06/11/esp32-powered-crunch-e-makes-beats-on-the-go/
ESP32 Powered Crunch-E Makes Beats On The Go
Tom Nardi
[ "Microcontrollers", "Musical Hacks" ]
[ "electronic music", "ESP32", "I2S", "tracker" ]
https://hackaday.com/wp-…e_feat.jpg?w=800
There’s no shortage of devices out there for creating electronic music, but if you’re just looking to get started, the prices on things like synthesizers and drum machines could be enough to give you second thoughts on the whole idea. But if you’ve got a well stocked parts bin, there’s a good chance you’ve already got ...
8
5
[ { "comment_id": "6766754", "author": "LookAtDaShinyShiny", "timestamp": "2024-06-11T14:40:41", "content": "Person who doesn’t understand beats or music complains about something he doesn’t understand. we’ll bring you more news at 10, with our exclusive story about old men shaking their fists at clou...
1,760,371,888.225983
https://hackaday.com/2024/06/11/2024-business-card-challenge-weather-or-not-you-get-the-job/
2024 Business Card Challenge: Weather Or Not You Get The Job
Kristina Panos
[ "contests" ]
[ "2024 Business Card Challenge", "ESP32", "weather" ]
https://hackaday.com/wp-…rd-800.jpg?w=800
What’s the easiest way to break the ice with someone you’ve just met? If you’re not immediately talking shop, than it’s probably the time-tested subject of the weather. So what better way to get the conversation started than with a lovely solar-powered circuit sculpture of a business card that displays the weather? We ...
6
5
[ { "comment_id": "6766702", "author": "Jean-Philippe BILLAUDEL", "timestamp": "2024-06-11T08:10:07", "content": "Sympa !!!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6766708", "author": "Luke Davis", "timestamp": "2024-06-11T09:17:15", "content"...
1,760,371,888.12605
https://hackaday.com/2024/06/10/donkey-kong-bongos-ditch-the-gamecube-go-mobile/
Donkey Kong Bongos Ditch The GameCube, Go Mobile
Tom Nardi
[ "Musical Hacks", "Peripherals Hacks" ]
[ "donkey kong", "gamecube", "nintendo" ]
https://hackaday.com/wp-…s_feat.jpg?w=800
Historically speaking, optional peripherals for game consoles tend not to be terribly successful. You’ll usually get a handful of games that support the thing, one of which will likely come bundled with it, and then the whole thing fades into obscurity to make way for the next new gimmick. For example, did you know Nin...
4
2
[ { "comment_id": "6766758", "author": "Greg A", "timestamp": "2024-06-11T14:49:01", "content": "i miss the paddle controller (rotary encoder) for atari 2600 pong-tennis sort of games.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6766792", "author": ...
1,760,371,888.436971
https://hackaday.com/2024/06/10/ai-kayak-controller-lets-the-paddle-show-the-way/
AI Kayak Controller Lets The Paddle Show The Way
Dan Maloney
[ "Transportation Hacks" ]
[ "ai", "Assist", "IMU", "kayak", "machine learning", "nrf", "paddle", "watercraft", "waterproof" ]
https://hackaday.com/wp-…paddle.jpg?w=800
Controlling an e-bike is pretty straightforward. If you want to just let it rip, it’s a no-brainer — or rather, a one-thumber, as a thumb throttle is the way to go. Or, if you’re still looking for a bit of the experience of riding a bike, sensing when the pedals are turning and giving the rider a boost with the motor i...
6
4
[ { "comment_id": "6766679", "author": "Le Gru", "timestamp": "2024-06-11T05:21:59", "content": "That’s a really cool project and nice engineering.And it reminds me to get the Kayaks from the garage attic and bring them to a nice stream, again.", "parent_id": null, "depth": 1, "replies": [...
1,760,371,888.168121
https://hackaday.com/2024/06/10/emo-alibabas-diffusion-model-based-talking-portrait-generator/
EMO: Alibaba’s Diffusion Model-Based Talking Portrait Generator
Maya Posch
[ "Artificial Intelligence", "Video Hacks" ]
[ "Deepfake", "diffusion model" ]
https://hackaday.com/wp-…peline.jpg?w=800
Alibaba’s EMO (or Emote Portrait Alive ) framework is a recent entry in a series of attempts to generate a talking head using existing audio (spoken word or vocal audio) and a reference portrait image as inputs. At its core it uses a diffusion model that is trained on 250 hours of video footage and over 150 million ima...
20
11
[ { "comment_id": "6766636", "author": "Neverm|nd", "timestamp": "2024-06-10T23:27:21", "content": "I just think where this sort of technology could really be used is instead of translating simply to flat images, you work on translating a 3D mesh– I.e. for so long now the ‘lip-syncing’ of 3D character...
1,760,371,888.286415
https://hackaday.com/2024/06/10/bidirectional-data-transfer-through-mud/
Bidirectional Data Transfer ThroughMud?
Dave Rowntree
[ "Science" ]
[ "drilling", "mud", "oil exploration", "science", "telemetry" ]
https://hackaday.com/wp-…atured.png?w=800
We take easy communications for granted these days. It’s no bother to turn on a lightbulb remotely via a radio link or sense the water level in your petunias, but how does a drilling rig sense data from the drill head whilst deep underground, below the sea bed? The answer is with mud pulse telemetry, about which a grou...
30
15
[ { "comment_id": "6766590", "author": "Clovis Fritzen", "timestamp": "2024-06-10T20:14:49", "content": "Another one in the series of “never heard of it before”. Amazing.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6766596", "author": "MudButt", "time...
1,760,371,888.714508
https://hackaday.com/2024/06/10/2024-business-card-challenge-who-do-you-love/
2024 Business Card Challenge: Who Do You Love?
Kristina Panos
[ "contests", "Raspberry Pi" ]
[ "2024 Business Card Challenge", "galvanic skin response", "gsr", "nickel", "Raspberry Pi Pico", "rp2040" ]
https://hackaday.com/wp-…ve-800.jpg?w=800
When you hand your new acquaintance one of your cards, there’s a chance you might feel an instant connection. But what if you could know almost instantly whether they felt the same way? With the Dr. Love card, you can erase all doubt . As you may have guessed, the card uses Galvanic Skin Response. That’s the fancy term...
5
2
[ { "comment_id": "6766571", "author": "Echo", "timestamp": "2024-06-10T19:42:10", "content": "Whom do you love?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6766672", "author": "Brendan Robert", "timestamp": "2024-06-11T02:59:16", "c...
1,760,371,888.873023
https://hackaday.com/2024/06/10/switching-regulator-layout-for-dummies/
Switching Regulator Layout For Dummies
Arya Voronova
[ "Hackaday Columns", "how-to", "Slider" ]
[ "howto", "switching regulator" ]
https://hackaday.com/wp-…sistor.jpg?w=800
Last time, we went over switching regulator basics – why they’re wonderful, how do you find a switching regulator chip for your purpose, and how to easily pick an inductor for one. Your datasheet should also tell you about layout requirements. However, it might not, or you might want to deviate from them – let’s go mor...
43
9
[ { "comment_id": "6766546", "author": "Pat", "timestamp": "2024-06-10T18:21:22", "content": "“It pays to ensure that there’s uninterrupted ground on the layer directly under your regulator”The ground really wants to be right below the switch node, which goes from the regulator to the inductor. Obviou...
1,760,371,889.057851
https://hackaday.com/2024/06/10/a-peek-inside-apple-durability-testing-labs/
A Peek Inside Apple Durability Testing Labs
Dave Rowntree
[ "handhelds hacks", "hardware" ]
[ "apple", "drop test", "durability", "reliability engineering", "repairability", "robot arm", "spray", "vibration", "water ingress" ]
https://hackaday.com/wp-…atured.png?w=800
Apple is well-known for its secrecy, which is understandable given the high stakes in the high-end mobile phone industry. It’s interesting to get a glimpse inside its durability labs and see the equipment and processes it uses to support its IP68 ingress claims, determine drop ability, and perform accelerated wear and ...
19
5
[ { "comment_id": "6766503", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-10T16:18:06", "content": "Now I’m confused about the IPxx terminology.So far, I have only seen IP6x levels for water resistance.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,371,888.825552
https://hackaday.com/2024/06/10/8-tracks-are-back-they-are-in-my-house/
8-Tracks Are Back? They Are In My House
Kristina Panos
[ "Interest", "Musical Hacks", "Original Art", "Repair Hacks" ]
[ "8-track", "8-tracks", "capstan", "pinch roller", "wedding cake" ]
https://hackaday.com/wp-…8track.jpg?w=800
What was the worst thing about the 70s? Some might say the oil crisis, inflation, or even disco. Others might tell you it was 8-track tapes, no matter what was on them. I’ve heard that the side of the road was littered with dead 8-tracks. But for a while, they were the only practical way to have music in the car that d...
56
30
[ { "comment_id": "6766438", "author": "Clovis Fritzen", "timestamp": "2024-06-10T14:07:08", "content": "First time I am reading about this technology, did not know it. Seems fit for the time at least.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6766440", ...
1,760,371,889.86258
https://hackaday.com/2024/06/09/a-wireless-monitor-without-breaking-the-bank/
A Wireless Monitor Without Breaking The Bank
Jenny List
[ "Video Hacks" ]
[ "hdmi", "wireless hdmi", "wireless monitor" ]
https://hackaday.com/wp-…atured.jpg?w=800
The quality of available video production equipment has increased hugely as digital video and then high-definition equipment have entered the market. But there are still some components which are expensive, one of which is a decent quality HD wireless monitor. Along comes [FuzzyLogic] with a solution, in the form of an...
8
3
[ { "comment_id": "6766364", "author": "Bo-Erik Sandholm", "timestamp": "2024-06-10T06:57:42", "content": "Videos are useless. Spend the time once instead and write it up once. Instead of forcing hundreds of users to waste time looking at a video.", "parent_id": null, "depth": 1, "replies...
1,760,371,889.270965
https://hackaday.com/2024/06/09/a-compact-electrohydrodynamic-pump-using-copper-and-tpu/
A Compact Electrohydrodynamic Pump Using Copper And TPU
Maya Posch
[ "Science" ]
[ "electrohydrodynamic", "pump" ]
https://hackaday.com/wp-…e_2023.jpg?w=800
Electrohydrodynamics (EHD) involves the dynamics of electrically charged fluids, which effectively means making fluids move using nothing but electric fields, making it an attractive idea for creating a pump out of. This is the topic of a 2023 paper by [Michael Smith] and colleagues in Science , titled “Fiber pumps for...
21
6
[ { "comment_id": "6766115", "author": "Paul", "timestamp": "2024-06-09T12:31:15", "content": "Smithet al.are taking some confusing liberties with language here.di·​elec·​tric ˌdī-ə-ˈlek-trik: a nonconductor of direct electric current“When I use a word,” Humpty Dumpty said, in rather a scornful tone, ...
1,760,371,889.230959
https://hackaday.com/2024/06/09/what-if/
What IfThe MatrixWas Made In The 1950s?
Al Williams
[ "Artificial Intelligence", "Video Hacks" ]
[ "generative AI", "super panavision" ]
https://hackaday.com/wp-…matrix.png?w=800
We’ve noticed a recent YouTube trend of producing trailers for shows and movies as if they were produced in the 1950s, even when they weren’t. The results are impressive and, as you might expect, leverage AI generation tools. While we enjoy watching them, we were especially interested in [Patrick Gibney’s] peek behind ...
30
16
[ { "comment_id": "6766062", "author": "Joshua", "timestamp": "2024-06-09T08:55:13", "content": "“If you want to see an example of the result first, check out the second video, showing a 1950s-era The Matrix.”Speaking of Matrix, there are other films like that. “The 13th floor” (1999) or “World on a W...
1,760,371,889.336836
https://hackaday.com/2024/06/08/oral-b-hopes-you-didnt-use-your-230-alexa-enabled-toothbrush/
Oral-B Hopes You Didn’t Use Your $230 Alexa-Enabled Toothbrush
Maya Posch
[ "hardware" ]
[ "alexa", "electric toothbrush", "smart speaker" ]
https://hackaday.com/wp-…_image.png?w=800
With companies desperate to keep adding more and more seemingly random features to their products, Oral-B made the logical decision to add Alexa integration to its Oral-B Guide electric toothbrush. Taking it one step beyond just Bluetooth in the toothbrush part, the Guide’s charging base also acted as an Alexa-enabled ...
31
16
[ { "comment_id": "6766028", "author": "Capo", "timestamp": "2024-06-09T06:03:30", "content": "It would be a good case for a class action lawsuit, except for the fact that this guy was probably the only person who bought this piece of junk. LOL", "parent_id": null, "depth": 1, "replies": [...
1,760,371,889.451944
https://hackaday.com/2024/06/08/embrace-ipv6-before-its-too-late/
Embrace IPv6 Before Its Too Late?
Dave Rowntree
[ "Network Hacks" ]
[ "home networking", "ipv4", "IPv6", "router advertisement", "SLAAC" ]
https://hackaday.com/wp-…atured.jpg?w=800
Many hackers have familiar sayings in their heads, such as “If it ain’t broke, don’t fix it” and KISS (Keep it simple, stupid). Those of us who have been in the field for some time have habits that are hard to break. When it comes to personal networks, simplicity is key, and the idea of transitioning from IPv4 to IPv6 ...
96
19
[ { "comment_id": "6765997", "author": "rusty cans", "timestamp": "2024-06-09T02:23:04", "content": "“finding IPv4 space for our IoT experiments is becoming difficult”Not if all your IoT experiments are on a local network behind a NAT’ed connection. Bucket loads of available IP addresses.", "paren...
1,760,371,889.618331
https://hackaday.com/2024/06/08/screwless-eyeballs-are-a-lesson-in-design-for-assembly/
Screwless Eyeballs Are A Lesson In Design-For-Assembly
Dan Maloney
[ "Robots Hacks" ]
[ "animatronic", "design for assembly", "DFA", "linkage", "pivot", "print in place", "snap", "toolless" ]
https://hackaday.com/wp-…eballs.png?w=800
[Will Cogley] makes eyeballs; hey, everyone needs a hobby, and we don’t judge. Like all his animatronics, his eyeballs are wondrous mechanisms, but they do tend toward being a bit complex, especially in terms of the fasteners needed to assemble them. But not anymore. [Will] redid his eyeball design to be as easy to ass...
9
4
[ { "comment_id": "6765971", "author": "Cyna", "timestamp": "2024-06-08T23:37:58", "content": "He ought to be using ABS for those parts.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765973", "author": "Paul", "timestamp": "2024-06-08T23:50:4...
1,760,371,889.383445
https://hackaday.com/2024/06/08/how-many-western-ics-are-there-in-russias-weapons/
How Many Western ICs Are There In Russia’s Weapons?
Arya Voronova
[ "Weapons Hacks" ]
[ "military electronics", "Russia-Ukraine", "russian military", "supply chain", "ukraine", "weapons" ]
https://hackaday.com/wp-…s_feat.png?w=800
Recently, the Ukrainian government has published a database of Western components being used in recently produced Russian armaments, and it’s a fascinating scroll. Just how much does Russia rely on Western manufacturers’ parts? It turns out, a surprising amount. For instance, if you are wondering which ICs are used to ...
60
18
[ { "comment_id": "6765904", "author": "I Alone Possess the Truth", "timestamp": "2024-06-08T20:04:20", "content": "Any 555s?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765915", "author": "Reluctant Cannibal", "timestamp": "2024-06-08T20:2...
1,760,371,889.737783
https://hackaday.com/2024/06/10/comparing-those-ten-cent-microcontrollers/
Comparing Those Ten Cent Microcontrollers
Jenny List
[ "Parts" ]
[ "CH32", "PY32", "ten cent microcontroller" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you follow the world of microcontrollers, then you’ll probably be familiar with the most recent crop of ten cent parts. They bring power and features previously the preserve of much more expensive chips into the super-budget arena, and they’re appearing in plenty of projects on these pages. If you’re not familiar wi...
64
14
[ { "comment_id": "6766415", "author": "Clovis Fritzen", "timestamp": "2024-06-10T12:00:06", "content": "While not suitable for a real production environment, those are surely options for us hobbyists.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6766429", ...
1,760,371,889.988485
https://hackaday.com/2024/06/10/a-guide-to-running-your-first-docker-container/
A Guide To Running Your First Docker Container
Bryan Cockfield
[ "Software Hacks" ]
[ "container", "containerization", "docker", "docker compose", "raspberry pi", "self-hosted", "server", "virtual machine", "virtualization" ]
https://hackaday.com/wp-…r-main.png?w=800
While most of us have likely spun up a virtual machine (VM) for one reason or another, venturing into the world of containerization with software like Docker is a little trickier. While the tools Docker provides are powerful, maintain many of the benefits of virtualization, and don’t use as many system resources as a V...
21
7
[ { "comment_id": "6766392", "author": "Roger from Fulchester Hackerspace", "timestamp": "2024-06-10T10:35:37", "content": "The containers in the main image for this article look a little strange. There’s containers of different widths and even seems to be one hanging in the air. Surely all containers...
1,760,371,890.061913
https://hackaday.com/2024/06/09/fixing-issues-with-knockoff-altera-usb-blasters/
Fixing Issues With Knockoff Altera USB Blasters
Maya Posch
[ "Reverse Engineering" ]
[ "Altera", "jtag", "USB blaster" ]
https://hackaday.com/wp-…ropped.jpg?w=800
Using an external MCU as a crude clock source for the Altera CPLD. (Credit: [Doug Brown]) One exciting feature of hardware development involving MCUs and FPGAs is that you all too often need specific tools to program them, with [Doug Brown] suffering a price tag aneurysm after checking the cost of an official Altera/In...
14
6
[ { "comment_id": "6766408", "author": "William", "timestamp": "2024-06-10T11:13:16", "content": "It’s a bit different from power tools in that it really is possible to perform the needed task for $10, but the chip vendor decided that they would prefer to charge more for the board needed to do that. Y...
1,760,371,890.255058
https://hackaday.com/2024/06/09/a-lego-orrery/
A LEGO Orrery
Al Williams
[ "classic hacks", "Toy Hacks" ]
[ "lego", "orrery" ]
https://hackaday.com/wp-…6/lego.png?w=800
We aren’t sure how accurate you can get with LEGO, but a building block orrery looks cool, if nothing else. [Marian42] saw one done a few years ago and decided to build a version with a different mechanism. At first, the plan was to use some 3D printed fixtures, but the final product is made entirely from LEGO bricks. ...
6
4
[ { "comment_id": "6766313", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-10T02:11:25", "content": "Now it just needs the Sun to shoot stuff at the Earth on occasion.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6766341", "author"...
1,760,371,890.297287
https://hackaday.com/2024/06/09/hackaday-links-june-9-2024/
Hackaday Links: June 9, 2024
Dan Maloney
[ "Hackaday Columns", "Hackaday links", "Slider" ]
[ "AirTag", "am", "apollo", "Bill Anders", "broadcasting", "Earthrise", "ev", "hackaday links", "japan", "obit", "radio", "shade", "shadow", "solar aspect", "solar flare", "theft", "tools" ]
https://hackaday.com/wp-…banner.jpg?w=800
We’ve been harping a lot lately about the effort by carmakers to kill off AM radio, ostensibly because making EVs that don’t emit enough electromagnetic interference to swamp broadcast signals is a practical impossibility. In the US, push-back from lawmakers — no doubt spurred by radio industry lobbyists — has put the ...
32
9
[ { "comment_id": "6766282", "author": "Truth", "timestamp": "2024-06-09T23:35:10", "content": "The “Earthrise” picture, I think the most amazing part of that photo is that it was taken in lunar orbit.The Moon is tidally locked with the Earth, so one side of the Moon always faces toward Earth. There i...
1,760,371,890.379258
https://hackaday.com/2024/06/09/making-intel-mad-retrocomputing-edition/
Making Intel Mad, Retrocomputing Edition
Bryan Cockfield
[ "Retrocomputing" ]
[ "186", "286", "8088", "arduino", "emulator", "ibm", "nec v20", "pc", "retrocomputing", "upgrade", "V20" ]
https://hackaday.com/wp-…0-main.jpg?w=800
Intel has had a deathgrip on the PC world since the standardization around the software and hardware available on IBM boxes in the 90s. And if you think you’re free of them because you have an AMD chip, that’s just Intel’s instruction set with a different badge on the silicon. At least AMD licenses it, though — in the ...
20
8
[ { "comment_id": "6766231", "author": "Cogidubnus Rex", "timestamp": "2024-06-09T20:20:30", "content": "“that’s just Intel’s instruction set with a different badge on the silicon. At least AMD licenses it, though”In the same way Intel licenses AMD64 instructions in their chips. So it’s about a 50:50 ...
1,760,371,890.446123
https://hackaday.com/2024/06/09/can-a-toy-printer-be-made-great/
Can A Toy Printer Be Made Great?
Jenny List
[ "3d Printer hacks" ]
[ "3d printer upgrade", "easythreed", "toy 3d printer" ]
https://hackaday.com/wp-…atured.jpg?w=800
Now that the bottom end of the 3D printer market has been largely cleared of those garbage “Prusa i3 clone” models which used to infest it a few years ago, a new breed of ultra-cheap printer has taken their place. EasyThreed make a range of very small printers pitched as toys, and while they’re no great shakes by the s...
19
8
[ { "comment_id": "6766182", "author": "Gunplumber", "timestamp": "2024-06-09T17:24:33", "content": "Hey, does anyone remember the Monoprice Select Mini? It’s back, in toy form!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6766184", "author": "kaiden...
1,760,371,890.616044
https://hackaday.com/2024/06/08/gas-tight-fdm-3d-printing-is-within-your-grasp/
Gas-Tight FDM 3D Printing Is Within Your Grasp
Jenny List
[ "Parts" ]
[ "gas tight", "sealing", "water tight 3D printing" ]
https://hackaday.com/wp-…atured.jpg?w=800
The widespread availability of inexpensive 3D printers has brought about a revolution in what can be easily made at home. However these creations aren’t perfect, particularly when it comes to the adhesion between their layers. Aside from structural failures along the layer lines there is also the question of those join...
65
29
[ { "comment_id": "6765880", "author": "jenningsthecat", "timestamp": "2024-06-08T18:16:27", "content": "“but maybe don’t hit it with high pressures”…It might be a good idea to define “high pressures”. Even in the range of 30 psi / 2 bar – a typical automotive tire pressure – a rupture with fragments ...
1,760,371,890.557561
https://hackaday.com/2024/06/08/happy-birthday-tetris/
Happy Birthday,Tetris!
Elliot Williams
[ "Games", "Hackaday Columns", "Slider" ]
[ "anniversary", "birthday", "newsletter", "tetris" ]
https://hackaday.com/wp-…tetris.jpg?w=602
Porting DOOM to everything that’s even vaguely Turing complete is a sport for the advanced hacker. But if you are just getting started, or want to focus more on the physical build of your project, a simpler game is probably the way to go. Maybe this explains the eternal popularity of games like PONG , Tetris , Snake , ...
6
3
[ { "comment_id": "6765870", "author": "dropbear", "timestamp": "2024-06-08T16:55:03", "content": "How could any list of Tetris hacks leave off Fire Tetris, built in Montreal and playable at Burning Man 2015:https://www.youtube.com/shorts/-4QWnew5_mA", "parent_id": null, "depth": 1, "repli...
1,760,371,890.667652
https://hackaday.com/2024/06/08/baffle-the-normies-with-this-binary-thermometer/
Baffle The Normies With This Binary Thermometer
Dan Maloney
[ "classic hacks", "LED Hacks" ]
[ "attiny85", "binary", "charlieplexing", "dht11", "Digispark", "thermometer" ]
https://hackaday.com/wp-…609-1.jpeg?w=800
We think it’s OK to admit that when someone puts a binary display on a project, it’s just a thinly veiled excuse to get more blinkenlights into the world. That and it’s a way to flex a little on the normies; you’ve gone pretty far down the tech rabbit hole to quickly decipher something like this binary-display thermome...
9
6
[ { "comment_id": "6765802", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-08T11:45:01", "content": "Nice job [Clovis]!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765883", "author": "The Commenter Formerly Known As Ren", ...
1,760,371,890.762441
https://hackaday.com/2024/06/08/the-cheap-cnc3018-gets-a-proper-revamp/
The Cheap CNC3018 Gets A Proper Revamp
Dave Rowntree
[ "cnc hacks", "Tool Hacks" ]
[ "3018", "cnc", "rebuild", "spindle" ]
https://hackaday.com/wp-…atured.png?w=800
Many people have been attracted to the low price and big dreams of the CNC3018 desktop CNC router. If you’re quick, you can pick one up on the usual second-hand sales sites with little wear and tear for a steal. They’re not perfect machines by any stretch of the imagination, but they can be improved upon, and undoubted...
25
7
[ { "comment_id": "6765790", "author": "Dan", "timestamp": "2024-06-08T09:18:13", "content": "I’ve got the slightly smaller brother of this, and the biggest fundamental issue is getting the thing true. It lacks any mechanism to make accurate adjustments on the frame.After that, sure the frame would be...
1,760,371,890.824607
https://hackaday.com/2024/06/07/the-end-of-blheli_32-long-live-am32/
The End Of BLHeli_32: Long Live AM32?
Maya Posch
[ "drone hacks" ]
[ "BLHeli", "electronic speed control" ]
https://hackaday.com/wp-…_liang.jpg?w=800
An essential part of drones are the Electronic Speed Controller (ESC) which translate the commands from the flight computer into responses by the connected brushless motors (generally BLDCs). As the ESC determines a lot of the performance characteristics of a drone, it has its own firmware, which for (FPV) drones is ov...
11
3
[ { "comment_id": "6765760", "author": "Hank", "timestamp": "2024-06-08T06:40:46", "content": "Ridiculous. Applying export restrictions to already ubiquitous technology.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765985", "author": "Andy", ...
1,760,371,890.714605
https://hackaday.com/2024/06/07/make-your-code-slower-with-multithreading/
Make Your CodeSlowerWith Multithreading
Dave Rowntree
[ "Software Hacks" ]
[ "futex", "MULTITHREADING", "mutex", "Perf+", "performance", "profiling", "spin locks", "syscall" ]
https://hackaday.com/wp-…eading.png?w=800
With the performance of modern CPU cores plateauing recently, the main performance gains are with multiple cores and multithreaded applications. Typically, a fast GPU is only so mind-bogglingly quick because thousands of cores operate in parallel on the same set of tasks. So, it would seem prudent for our applications ...
51
15
[ { "comment_id": "6765718", "author": "CMH62", "timestamp": "2024-06-08T02:14:22", "content": "Next time, he should consider if the bofusenick is conflicting counter-contusively with the tordanula or if the massive rocwooselon buffer is full of trambignofast calls. 😆", "parent_id": null, "d...
1,760,371,891.142092
https://hackaday.com/2024/06/07/an-mxm-take-on-the-3dfx-voodoo/
An MXM Take On The 3dfx Voodoo
Arya Voronova
[ "laptops hacks", "Retrocomputing" ]
[ "3dfx", "mxm", "voodoo" ]
https://hackaday.com/wp-…o_feat.jpg?w=800
[sdz] of Vogons forum brings us an unexpected device for the 21st century – a 3dfx Voodoo 4 card in MXM format, equipped with 64MB of RAM. This isn’t just a showpiece – this card actually, properly works when installed into our hacker’s Dell Precision M4800, and [sdz] tells us more on how the card came to be. Equipped ...
9
5
[ { "comment_id": "6765692", "author": "Milo Bascombe", "timestamp": "2024-06-07T23:05:43", "content": "I don’t know why you did it but AWESOME!!!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765693", "author": "Arya Voronova", "timestamp": ...
1,760,371,890.992415
https://hackaday.com/2024/06/07/reverse-engineering-keeps-early-ford-evs-rolling/
Reverse Engineering Keeps Early Ford EVs Rolling
Dan Maloney
[ "Reverse Engineering", "Transportation Hacks" ]
[ "ev", "ford", "golf cart", "instrument cluster", "pic", "reverse engineering" ]
https://hackaday.com/wp-…ooting.png?w=800
With all the EV hype in the air, you’d be forgiven for thinking electric vehicles are something new. But of course, EVs go way, way back, to the early 19th century by some reckonings. More recently but still pretty old-school were Ford’s Think line of NEVs, or neighborhood electric vehicles. These were commercially ava...
5
2
[ { "comment_id": "6765674", "author": "akimmet", "timestamp": "2024-06-07T21:55:14", "content": "It is an excellent example of how reverse engineering and documentation is important for automotive repair. Unfortunately this is becoming a losing prospect with most EVs and new combustion engine vehicle...
1,760,371,891.318232
https://hackaday.com/2024/06/07/the-ibm-pc-brainchild-of-a-misfit/
The IBM PC: Brainchild Of A Misfit
Al Williams
[ "Retrocomputing" ]
[ "ibm", "IBM PC", "pc" ]
https://hackaday.com/wp-…91117b.png?w=800
We’ve read a number of histories of the IBM PC and lived through that time, too. But we enjoyed [Gareth Edwards’] perspective in a post entitled The Misfit who Built the IBM PC . The titular character is Don Estridge, a decidedly atypical IBM employee who was instrumental in creating the personal computer market as we ...
27
11
[ { "comment_id": "6765629", "author": "Joshua", "timestamp": "2024-06-07T17:50:01", "content": "“The system would do two things. It would draw an absolutely beautiful picture of a nude lady, and it would show a picture of a rocket ship blasting off the screen. We decided to show the Management Commit...
1,760,371,891.477758
https://hackaday.com/2024/06/07/hackaday-podcast-episode-274-capstan-robots-avionics-of-uncertain-purpose-and-what-the-frack/
Hackaday Podcast Episode 274: Capstan Robots, Avionics Of Uncertain Purpose, And What The Frack?
Al Williams
[ "Hackaday Columns", "Podcasts", "Slider" ]
[ "Hackaday Podcast" ]
https://hackaday.com/wp-…ophone.jpg?w=800
What do capstans, direct conversion receivers, and fracking have in common? They were all topics Hackaday editors Elliot Williams and Al Williams found fascinating this week. If you wonder what makes an electrical ground a ground, or what a theodolite is, you should check it out. This week, the hacks came fast and furi...
0
0
[]
1,760,371,891.273617
https://hackaday.com/2024/06/07/comparing-x86-and-68000-in-an-fpga/
Comparing X86 And 68000 In An FPGA
Dave Rowntree
[ "computer hacks", "Retrocomputing" ]
[ "68000", "fpga", "iCE40", "RISC-V", "x86" ]
https://hackaday.com/wp-…atured.png?w=800
[Michael Kohn] started programming on the Motorola 68000 architecture and then, for work reasons, moved over to the Intel x86 and was not exactly pleased by the latter chip’s perceived shortcomings. In the ’80s, the 68000 was a very popular chip, powering everything from personal computers to arcade machines, and looki...
15
6
[ { "comment_id": "6765603", "author": "Megol", "timestamp": "2024-06-07T16:17:50", "content": "According to the description the X86 implementation uses an 8 bit bus and processes instructions in 8 bit chunks, while the 68k implementation uses a 16 bit bus and processes instructions in 16 bit chunks.N...
1,760,371,891.236846
https://hackaday.com/2024/06/07/this-week-in-security-recall-modem-mysteries-and-flipping-pages/
This Week In Security: Recall, Modem Mysteries, And Flipping Pages
Jonathan Bennett
[ "Hackaday Columns", "News", "Security Hacks", "Slider" ]
[ "Copilot+", "CVEs", "recall", "This Week in Security" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
Microsoft is racing to get into the AI game as part of Windows 11 on ARM, calling it Copilot +. It’s an odd decision, but clearly aimed at competing with the Apple M series of MacBooks. Our focus of interest today is Recall, a Copilot+ feature that not only has some security problems , but also triggers a sort of visce...
6
3
[ { "comment_id": "6765627", "author": "gudenau", "timestamp": "2024-06-07T17:44:55", "content": "Twitter isn’t a source anymore, it’s impossible to view that thread.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765640", "author": "Gravis", ...
1,760,371,891.523308
https://hackaday.com/2024/06/07/interfacing-a-cheap-hdmi-switch-with-home-assistant/
Interfacing A Cheap HDMI Switch With Home Assistant
Arya Voronova
[ "home entertainment hacks", "Video Hacks" ]
[ "ESP32", "hdmi", "hdmi switcher", "homeassistant", "infrared receiver" ]
https://hackaday.com/wp-…_feat2.jpg?w=800
You know the feeling of having just created a perfect setup for your hacker lab? Sometimes, there’s just this missing piece in the puzzle that requires you to do a small hack, and those are the most tempting. [maxime borges] has such a perfect setup that involves a HDMI 4:2 switch, and he brings us a write-up on integr...
40
19
[ { "comment_id": "6765511", "author": "elmesito", "timestamp": "2024-06-07T11:15:33", "content": "“got HDMI input switching to happen from the comfort of his phone.”Using a remote is surely better and faster than turning on the phone, opening an app and so on.That is not home automation.On the other ...
1,760,371,891.707585
https://hackaday.com/2024/06/07/a3-audio-the-open-source-3d-audio-control-system/
A3 Audio: The Open Source 3D Audio Control System
Dave Rowntree
[ "digital audio hacks" ]
[ "3d audio", "open source control", "osc", "raspberry pi", "spatial", "Teensy" ]
https://hackaday.com/wp-…atured.png?w=800
Sometimes, startups fail due to technical problems or a lack of interest from potential investors and fail to gain development traction. This latter case appears to be the issue befalling A 3 Audio . So, the developers have done the next best thing, made the project open source, and are actively looking for more people...
8
4
[ { "comment_id": "6765461", "author": "honestopinion", "timestamp": "2024-06-07T08:08:43", "content": "I honestly don’t understand still what this does. Specially, how much of 3D spatial audio there is into it, and why the setup helps or is any different to others.Website and Github are even less mea...
1,760,371,891.572495
https://hackaday.com/2024/06/06/hands-on-inkplate-6-motion/
Hands On: Inkplate 6 MOTION
Tom Nardi
[ "Featured", "hardware", "Interest", "Microcontrollers", "Slider" ]
[ "development kit", "e-paper", "ESP32", "hands on", "Inkplate", "stm32" ]
https://hackaday.com/wp-…m_feat.jpg?w=800
Over the last several years, DIY projects utilizing e-paper displays have become more common. While saying the technology is now c heap might be overstating the situation a bit, the prices on at least small e-paper panels have certainly become far more reasonable for the hobbyist. Pair one of them with a modern microco...
11
4
[ { "comment_id": "6765295", "author": "Grawp", "timestamp": "2024-06-06T18:03:32", "content": "Is anybody here like me – interested in eink because it so nice to read from (compared to even those crap memory in pixel reflective lcds) and not because of low power capabilities?I dream of a time when ei...
1,760,371,891.627472
https://hackaday.com/2024/06/06/tarzan-lost-since-1983-swings-back-onto-the-atari-2600/
Tarzan, Lost Since 1983, Swings Back Onto The Atari 2600
Jenny List
[ "Games" ]
[ "atari 2600", "Coleco", "tarzan" ]
https://hackaday.com/wp-…atured.jpg?w=800
Computer gaming history is littered with tales of fabled lost hardware and software. Some of them are very famous such as the E.T. cartridges buried in a desert landfill or the few prototype SNES/CD-ROM hybrid that Nintendo was developing with Sony before the introduction of the PlayStation, but others have faded somew...
12
3
[ { "comment_id": "6765232", "author": "Joshua", "timestamp": "2024-06-06T13:52:33", "content": "Very interesting!I was reading through the article of gaminghistory and while reading, I’ve noticed that I was learning more about rational, emotionless business strategies in the US of the 80s than about ...
1,760,371,891.764153
https://hackaday.com/2024/06/06/is-that-a-triboelectric-generator-in-your-shoe/
Is That A Triboelectric Generator In Your Shoe?
Elliot Williams
[ "Parts", "Wearable Hacks" ]
[ "generator", "triboelectric" ]
https://hackaday.com/wp-…ot0003.jpg?w=800
The triboelectric effect is familiar to anyone who has rubbed wool on a PVC pipe, or a balloon on a childs’ hair and then stuck it on the wall. Rubbing transfers some electrons from one material to the other, and they become oppositely charged. We usually think of this as “static” electricity because we don’t connect t...
20
7
[ { "comment_id": "6765159", "author": "Ethan Waldo", "timestamp": "2024-06-06T09:10:26", "content": "And don’t forget 3d printing a TENGhttps://hackaday.com/2023/12/31/3d-printing-your-own-triboelectric-generators/", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": ...
1,760,371,891.959811
https://hackaday.com/2024/06/05/usb-dongle-brings-python-controlled-gpio-to-the-desktop/
USB Dongle Brings Python-Controlled GPIO To The Desktop
Dan Maloney
[ "Microcontrollers" ]
[ "arduino nano", "dongle", "gpio", "python", "usb" ]
https://hackaday.com/wp-…sbgpio.jpg?w=800
Microcontroller dev boards are wonderfully useful items, in testament to which most of us maintain an ample collection of the things. But dragging one out to do a simple job can be a pain, what with making sure you have the whole toolchain set up to support the device, not to mention the inevitable need to solder or de...
25
13
[ { "comment_id": "6765131", "author": "Jan", "timestamp": "2024-06-06T08:12:52", "content": "“Wouldn’t it be nice if there was a simple plug-and-play way to add a few bits of GPIO to your desktop or laptop machine?”Yep… there was, with the emphasis on “was” it was called the parallel port. Quick, eas...
1,760,371,891.893112
https://hackaday.com/2024/06/05/the-pi-pico-an-sdr-receiver-front-end/
The Pi Pico, An SDR Receiver Front End
Jenny List
[ "Radio Hacks" ]
[ "1-bit", "pi pico", "sdr" ]
https://hackaday.com/wp-…co_top.jpg?w=800
Making a software defined radio (SDR) receiver is a relatively straightforward process, given the right radio front end electronics and analogue-to-digital converters. Two separate data streams are generated using clocks at a 90 degree phase shift, and these are passed to the software signal processing for demodulation...
22
8
[ { "comment_id": "6765119", "author": "Stappers", "timestamp": "2024-06-06T06:16:14", "content": "Pretty cool what you can do that with a $1 general purpose microprocessor, two passive components and an antenna!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "...
1,760,371,891.827475
https://hackaday.com/2024/06/05/floss-weekly-episode-786-what-easy-install-script/
FLOSS Weekly Episode 786: What Easy Install Script?
Jonathan Bennett
[ "Hackaday Columns", "Podcasts" ]
[ "Brodie", "FLOSS Weekly", "linux", "Wayland" ]
https://hackaday.com/wp-…pewire.jpg?w=800
This week Jonathan Bennett and Rob Campbell chat with Brodie Robertson about Linux, Wayland, YouTube, Microsoft’s Windows Recall and more. Is Linux ready for new users? Is Recall going to kick off a migration? All this and more! Main Channel: https://www.youtube.com/@BrodieRobertson Podcast: https://www.youtube.com/@Te...
0
0
[]
1,760,371,892.14042
https://hackaday.com/2024/06/05/old-knobs-with-a-cast-of-thousands/
Old Knobs With A Cast Of Thousands
Al Williams
[ "classic hacks", "Parts" ]
[ "casting", "knobs", "resin casting" ]
https://hackaday.com/wp-…6/knob.png?w=800
You have an old radio — in the case of [The Radio Mechanic], a Stromberg Carlson — and it needs new knobs. What do you do? You can’t very well pop down to the local store and find any knobs anymore. Even if you are lucky enough to be around an electronics store, they aren’t going to have knobs to do justice to an antiq...
6
5
[ { "comment_id": "6765058", "author": "Tricon", "timestamp": "2024-06-05T22:24:38", "content": "Robert Tolone has fantastic guides to resin casting on YouTube.I was advised to use printer toner by a supplier to enhance the depth of colour. I needed form not aesthetic so did not experiment.", "pa...
1,760,371,892.188924
https://hackaday.com/2024/06/06/linamp-the-irl-winamp/
Linamp, The IRL Winamp
Dan Maloney
[ "classic hacks", "Musical Hacks" ]
[ "mp3", "player", "Qt6", "raspberry pi", "spectrum analyzer", "winamp" ]
https://hackaday.com/wp-…linamp.jpg?w=800
Anyone who first experienced music on computers using Winamp probably shares a memory of seeing that classic UI for the first time. Everything about it was a step ahead of the clunky, chunky interfaces we were used to, and even though it was supposed to be unobtrusive, it was hard to tear your eyes off that silky-smoot...
60
38
[ { "comment_id": "6765418", "author": "Derek Tombrello", "timestamp": "2024-06-07T05:21:04", "content": "That is freaking amazing! I must have!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6765419", "author": "scolphoy", "timestamp": "2024-06-07T05:39...
1,760,371,894.092855
https://hackaday.com/2024/06/06/using-kick-assembler-and-vs-code-to-write-c64-assembler/
Using Kick Assembler And VS Code To Write C64 Assembler
Dave Rowntree
[ "Retrocomputing" ]
[ "asm", "c64", "emulator", "kick assembler", "vice", "visual studio code" ]
https://hackaday.com/wp-…atured.png?w=800
YouTuber [My Developer Thoughts], a self-confessed middle-aged Software Developer, clearly has a real soft spot for the 6502-based 8-bit era machines such as the Commodore 64 and the VIC-20, for which he has created several video tutorials while travelling through retro-computing. This latest instalment concerns bringi...
3
3
[ { "comment_id": "6765505", "author": "DST", "timestamp": "2024-06-07T11:06:48", "content": "I’m (sporadically) learning to program the C64, and wrote a little about my experiences, from the perspective of a life-long geek who really cut his teeth on PHP before going on to C and am making a living do...
1,760,371,894.003197
https://hackaday.com/2024/06/06/automating-3d-printer-support-hardware/
Automating 3D Printer Support Hardware
Bryan Cockfield
[ "3d Printer hacks" ]
[ "3d printed", "3d printer", "automation", "control", "Monitoring", "Octoprint", "power supply", "raspberry pi", "relay", "scalability" ]
https://hackaday.com/wp-…r-main.jpg?w=800
While 3D printers have evolved over the past two decades from novelties to powerful prototyping tools, the amount of support systems have advanced tremendously as well. From rudimentary software that required extensive manual input and offered limited design capabilities, there’s now user-friendly interfaces with more ...
22
5
[ { "comment_id": "6765382", "author": "Mike", "timestamp": "2024-06-06T23:13:25", "content": "Don’t know why people even bother upgrading anymore since Bambu labs crushes everything else out there.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765384", ...
1,760,371,893.907371
https://hackaday.com/2024/06/06/2024-business-card-challenge-tiny-midi-keyboard/
2024 Business Card Challenge: Tiny MIDI Keyboard
Bryan Cockfield
[ "Musical Hacks" ]
[ "2024 Business Card Challenge", "arduino", "finale", "instrument", "keyboard", "midi", "music", "SAMD21", "seeed studio" ]
https://hackaday.com/wp-…d-main.jpg?w=800
The progress for electronics over the past seven decades or so has always trended towards smaller or more dense components. Moore’s Law is the famous example of this, but even when we’re not talking about transistors specifically, technology tends to get either more power efficient or smaller. This MIDI keyboard, for e...
17
4
[ { "comment_id": "6765359", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-06T21:32:40", "content": "I’m way behind the curve on this, I thought MIDI required a large DIN style connector.Neat little keyboard though!", "parent_id": null, "depth": 1, "replies": [ ...
1,760,371,894.231504
https://hackaday.com/2024/06/06/foosbar-the-worlds-best-foosball-robot-from-scratch/
Foosbar: The World’s Best* Foosball Robot From Scratch
Jonathan Bennett
[ "Games", "Robots Hacks" ]
[ "foosball", "linear actuators", "Self-Playing" ]
https://hackaday.com/wp-…enshot.png?w=800
[Xander Naumenko] is back with another bonkers project . This is the same creator that built a working 32-bit computer inside a Terraria world . This time it’s a bit more physical of a creation: a self-playing foosball table. We’re not sure of the impetus for this idea, but we’re delighted to see the engineering it too...
6
5
[ { "comment_id": "6765332", "author": "Feinfinger (M-x butterfly)", "timestamp": "2024-06-06T19:35:00", "content": "> a self-playing foosball tableI hoped for a completely human free self playing one for freeing humans to do more important things meanwhile…", "parent_id": null, "depth": 1, ...
1,760,371,894.33797
https://hackaday.com/2024/06/06/retrotechtacular-tvo/
Retrotechtacular: TVO
Jenny List
[ "Hackaday Columns", "Original Art", "Transportation Hacks" ]
[ "farming", "fuel", "tractors", "TVO" ]
https://hackaday.com/wp-…ractor.jpg?w=800
Hardware hackers come from a variety of backgrounds, but among us there remains a significant number whose taste for making things was forged through growing up in a farm environment. If that’s you then like me it’s probable that you’ll melt a little at the sight of an older tractor, and remember pretending to drive on...
19
15
[ { "comment_id": "6765302", "author": "metalman", "timestamp": "2024-06-06T18:14:45", "content": "my tractor is a fordson major supper majorwhich was aquired in pieces,and it has a 3 point hitchdrawbar hitch,rear standard ptoside mounted flat belt ptoplanetary gear underdrive transmissionand half tra...
1,760,371,893.969052
https://hackaday.com/2024/06/06/whats-the-difference-between-tang-9k-and-20k-it-isnt-11/
What’s The Difference Between Tang 9K And 20K (It Isn’t 11…)
Al Williams
[ "FPGA" ]
[ "fpga", "tang nano", "verilog" ]
https://hackaday.com/wp-…6/tang.png?w=800
[Grug Huhler] has been working with the Tang Nano 9K FPGA board. They are inexpensive, and he noticed there is a 20K version, so he picked one up. Of course, you’d expect the 20K board has a different FPGA with more gates than the 9K, but there are also a number of differences in the host board. [Grug] was kind enough ...
18
5
[ { "comment_id": "6765267", "author": "Clovis Fritzen", "timestamp": "2024-06-06T16:17:09", "content": "Just received my 4k, looking forward to trying it out", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6765340", "author": "Jan", "timestamp"...
1,760,371,894.443987
https://hackaday.com/2024/06/04/ham-busts-the-myth-of-ground/
Ham Busts The Myth Of Ground
Al Williams
[ "Radio Hacks" ]
[ "Ground", "grounding" ]
https://hackaday.com/wp-…ground.png?w=800
Everyone who deals with electronics knows that grounding is important. Your house has a copper rod in the ground. But [Kristen K6WX] has news: the idea of ground is kind of a myth . She explained at a talk at the recent ARRL National Convention, and if you didn’t make it, you can watch it in the video below. The proble...
21
8
[ { "comment_id": "6764687", "author": "bstriggo", "timestamp": "2024-06-05T03:02:49", "content": "My boss at the 2-way radio shop used to say you’re better off not grounding anything. Since that’s not going to work, ground everything (within the limits of ground loop avoidance).", "parent_id": n...
1,760,371,893.847086
https://hackaday.com/2024/06/04/vfd-tube-calculator-shows-off-wide-array-of-skills/
VFD Tube Calculator Shows Off Wide Array Of Skills
Tom Nardi
[ "Arduino Hacks", "classic hacks" ]
[ "IV-12", "veneer", "vfd", "woodworking" ]
https://hackaday.com/wp-…c_feat.jpg?w=800
With all the tools and services available to us these days, it’s hard to narrow down a set of skills that the modern hacker or maker should have. Sure, soldering is a pretty safe bet, and most projects now require at least a little bit of code. But the ability to design 3D printable parts has also become increasingly i...
3
3
[ { "comment_id": "6764811", "author": "Raj", "timestamp": "2024-06-05T11:20:16", "content": "I have a functioning VFD display calculator from about 1973! Brand Casio.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6764822", "author": "The Commenter Formerly...
1,760,371,894.394459
https://hackaday.com/2024/06/04/the-dyke-delta-a-diy-flying-wing-fits-four/
The Dyke Delta: A DIY Flying Wing Fits Four
Elliot Williams
[ "Transportation Hacks" ]
[ "aerodynamics", "airplane", "diy", "experimental aircraft" ]
https://hackaday.com/wp-…ot0004.jpg?w=800
The world of experimental self-built aircraft is full of oddities, but perhaps the most eye-catching of all is the JD-2 “Dyke Delta” designed and built by [John Dyke] in the 1960s. Built to copy some of the 1950’s era innovations in delta-style jet aircraft, the plane is essentially a flying wing that seats four . And ...
24
10
[ { "comment_id": "6764603", "author": "irox", "timestamp": "2024-06-04T20:49:36", "content": "If you fancy saving some hours (and likely money):https://sky4buy.com/144080149926/020298(Not sure if it’s still for sale.)Of course, buyer is responsible for making sure they are not inheriting the mistakes...
1,760,371,894.300336
https://hackaday.com/2024/06/04/tunneling-tcp-by-file-server/
Tunneling TCP By File Server
Al Williams
[ "Linux Hacks", "Network Hacks", "Security Hacks" ]
[ "firewall", "tcp/ip" ]
https://hackaday.com/wp-…/06/fw.png?w=800
You want to pass TCP traffic from one computer to another, but there’s a doggone firewall in the way. Can they both see a shared file? Turns out, that’s all you need . Well, that and some software from [fiddyschmitt]. If you think about it, it makes sense. Unix treats most things as a file, so it is pretty easy to list...
15
8
[ { "comment_id": "6764575", "author": "doppler", "timestamp": "2024-06-04T19:03:32", "content": "I can see this used by the bad guy’s.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764597", "author": "Ostracus", "timestamp": "2024-06-04T20:2...
1,760,371,894.495311
https://hackaday.com/2024/06/04/pasteurisation-probably-why-you-survived-childhood/
Pasteurisation: Probably Why You Survived Childhood
Jenny List
[ "cooking hacks", "Hackaday Columns", "Slider" ]
[ "food preservation", "milk", "pasteurisation" ]
https://hackaday.com/wp-…atured.jpg?w=800
There’s an oft-quoted maxim that youngsters growing up on farms have a much stronger immune system than those growing up in cities. The idea is that they are exposed to far more dirt and eat food much closer to the field than their urban cousins. Without the help of a handy microbiologist or epidemiologist it’s difficu...
124
30
[ { "comment_id": "6764540", "author": "smellsofbikes", "timestamp": "2024-06-04T17:44:36", "content": "One of the major issues was handling: drinking milk from one cow wasn’t so much a problem even if the milk got shipped a ways. But once we got dairy cooperatives, the milk from thousands of cows go...
1,760,371,894.670225
https://hackaday.com/2024/06/04/programming-ada-records-and-containers-for-organized-code/
Programming Ada: Records And Containers For Organized Code
Maya Posch
[ "Featured", "Slider", "Software Development" ]
[ "ada", "software development" ]
https://hackaday.com/wp-…System.jpg?w=800
Writing code without having some way to easily organize sets of variables or data would be a real bother. Even if in the end you could totally do all of the shuffling of bits and allocating in memory by yourself, it’s much easier when the programming language abstracts all of that housekeeping away. In Ada you generall...
5
4
[ { "comment_id": "6764519", "author": "Mark Allen Miller", "timestamp": "2024-06-04T15:45:33", "content": "So nice.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6764705", "author": "TRL7", "timestamp": "2024-06-05T05:33:19", "content": "What a fan...
1,760,371,895.029081
https://hackaday.com/2024/06/04/glowblaster-uses-405-nm-laser-to-make-its-mark/
GlowBlaster Uses 405 Nm Laser To Make Its Mark
Tom Nardi
[ "Laser Hacks" ]
[ "laser", "marksmanship", "shooting gallery" ]
https://hackaday.com/wp-…r_feat.jpg?w=800
Ever wish you could do a little target shooting in a galaxy far, far away? Well then you’re in luck, as the Star Wars inspired GlowBlaster designed by [Louis Abbott] can help you realize those dreams with a real-life laser pistol — albeit a much weaker one than you’d want to carry into a Mos Eisley cantina. Inside the ...
25
12
[ { "comment_id": "6764459", "author": "Cheese Whiz", "timestamp": "2024-06-04T11:30:47", "content": "Neat build! I probably would have used an 18650 or LiPo pouch instead of a 9V though, probably because I have a lot more of those than 9V batteries. You might want to add a disclaimer though since i...
1,760,371,895.179949
https://hackaday.com/2024/06/05/gamma-ray-spectroscopy-the-pomelo-way/
Gamma Ray Spectroscopy The Pomelo Way
Dan Maloney
[ "Tool Hacks" ]
[ "Cesium Iodide", "gamma ray", "geiger", "photomultiplier", "scintillation", "spectroscopy", "spectrum" ]
https://hackaday.com/wp-…pomelo.jpg?w=800
Depending on the circumstances you find yourself in, a Geiger counter can be a tremendously useful tool. With just a click or a chirp, it can tell you if any invisible threats lurk. But a Geiger counter is a “yes or no” instrument; it can only tell you if an ionizing event occurred, revealing nothing about the energy o...
15
5
[ { "comment_id": "6765048", "author": "pingu98", "timestamp": "2024-06-05T21:07:17", "content": "A fantastic project Mihai! I really like the way you draw the spectra on the screen with the device (and the computation that must go with it on an embedded platform). Also I appreciate the choice of SiPM...
1,760,371,895.267878
https://hackaday.com/2024/06/05/displays-we-like-hacking-hdmi/
Displays We Like Hacking: HDMI
Arya Voronova
[ "classic hacks", "Hackaday Columns" ]
[ "display", "hack", "hdmi" ]
https://hackaday.com/wp-…ayport.jpg?w=800
I don’t like HDMI. Despite it being a pretty popular interface, I find crucial parts of it to be alien to what hackers stand for. The way I see it, it manages to be proprietary while bringing a lot of the old cruft in. It doesn’t have a native alternative like DisplayPort, so portable implementations tend to suffer pow...
27
11
[ { "comment_id": "6764950", "author": "Miles", "timestamp": "2024-06-05T17:13:56", "content": "How does the Xi3 Piston prototype “steam machine” jack that is both HDMI and DisplayPort work?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764992", "aut...
1,760,371,895.516094
https://hackaday.com/2024/06/05/fourier-the-animated-series/
Fourier, The Animated Series
Al Williams
[ "Science" ]
[ "fourier series", "mathematics", "visualization", "waveforms" ]
https://hackaday.com/wp-…/06/ft.png?w=800
We’ve seen many graphical and animated explainers for the Fourier series. We suppose it is because it is so much fun to create the little moving pictures, and, as a bonus, it really helps explain this important concept. Even if you already understand it, there’s something beautiful and elegant about watching a mathemat...
7
1
[ { "comment_id": "6764929", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-05T16:31:00", "content": "We may have “slashdotted” his site, the animations are jerky and sometimes go blank.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "67...
1,760,371,895.221954
https://hackaday.com/2024/06/05/mining-and-refining-fracking/
Mining And Refining: Fracking
Dan Maloney
[ "Featured", "Interest", "Original Art", "Slider" ]
[ "borehole", "directional", "drilling", "fossil fuel", "Fracking", "hydraulic", "methane", "Mining and Refining", "mud motor", "natural gas" ]
https://hackaday.com/wp-…acking.jpg?w=800
Normally on “Mining and Refining,” we concentrate on the actual material that’s mined and refined. We’ve covered everything from copper to tungsten , with side trips to more unusual materials like sulfur and helium . The idea is to shine a spotlight on the geology and chemistry of the material while concentrating on th...
53
14
[ { "comment_id": "6764881", "author": "Joseph Eoff", "timestamp": "2024-06-05T15:03:46", "content": "A sentence got cut off short:“The advantage to this type of perforation is that it can be built into a single multipurpose tool which can”Can what?", "parent_id": null, "depth": 1, "replie...
1,760,371,895.120164
https://hackaday.com/2024/06/05/thermoelectric-module-keeps-printer-filament-cool-and-dry/
Thermoelectric Module Keeps Printer Filament Cool And Dry
Dan Maloney
[ "3d Printer hacks" ]
[ "cooler", "dehumidifier", "FDM", "filament", "peltier", "TEC", "thermoelectric cooler" ]
https://hackaday.com/wp-…b949e0.jpg?w=800
Anyone who has left their car windows open during a rainstorm will tell you the best way to dry the upholstery is to crank the AC and close the windows. A couple of hours later, presto — dry seats. The same can be said for 3D printer filament, and it’s pretty much what [Ben Krejci] is doing with this solid-state filame...
59
13
[ { "comment_id": "6764810", "author": "Jan", "timestamp": "2024-06-05T11:19:50", "content": "“Anyone who has left their car windows open during a rainstorm will tell you…”Leaving the car windows open during a rainstorm only leaves the seats wet, but… leaving the car windows open during normal weather...
1,760,371,895.448372
https://hackaday.com/2024/06/05/mechanic-prince-of-tides/
Mechanic Prince Of Tides
Al Williams
[ "History", "Science" ]
[ "analog computer", "Lord Kelvin", "tides", "william thompson" ]
https://hackaday.com/wp-…6/wave.png?w=800
Lord Kelvin’s name comes up anytime you start looking at the history of science and technology. In addition to working on transatlantic cables and thermodynamics, he also built an early computing device to predict tides. Kelvin, whose real name was William Thomson, became interested in tides in a roundabout way, as exp...
2
1
[ { "comment_id": "6764803", "author": "Jan Praegert", "timestamp": "2024-06-05T10:56:58", "content": "The German Wikipedia page has some pictures of those impressive mechanical calculators.https://de.wikipedia.org/wiki/Gezeitenrechenmaschine", "parent_id": null, "depth": 1, "replies": [ ...
1,760,371,894.987469
https://hackaday.com/2024/06/04/the-amiga-we-all-wanted-in-1993/
The Amiga We All Wanted In 1993
Jenny List
[ "computer hacks", "Retrocomputing" ]
[ "amiga", "motherboard", "pci" ]
https://hackaday.com/wp-…atured.jpg?w=800
To be an Amiga fan during the dying days of the hardware platform back in the mid 1990s was to have a bleak existence indeed. Commodore had squandered what was to us the best computer ever with dismal marketing and a series of machines that were essentially just repackaged versions of the original. Where was a PCI Amig...
51
10
[ { "comment_id": "6764703", "author": "makes you go hmmmm....", "timestamp": "2024-06-05T05:18:42", "content": "If not for Commodore’s misManagement the Amiga would have taken the Apples place in history.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764813...
1,760,371,895.985033
https://hackaday.com/2024/06/03/glitching-an-atmega328p-has-never-been-simpler/
Glitching An ATMega328P Has Never Been Simpler
Arya Voronova
[ "how-to", "Microcontrollers", "Security Hacks" ]
[ "atmega328p", "attack", "EM injection", "fault injection", "glitch", "glitching", "voltage glitch", "voltage glitching" ]
https://hackaday.com/wp-…g_feat.jpg?w=800
Did you know just how easily you can glitch microcontrollers? It’s so easy, you really have no excuse for not having tried it out yet. Look, [lord feistel] is doing glitching attacks on an ATMega328P! All you need is an Arduino board with its few SMD capacitors removed or a bare 328P chip, a FET, and some sort of MCU t...
4
3
[ { "comment_id": "6764207", "author": "some guy", "timestamp": "2024-06-03T17:40:25", "content": "> [scanlime]’s elegant glitching-powered firmware hackSpeaking about Micah [scanlime], does anybody know how she is going? Her last edited videos are from 3 years ago… Wish you the best Micah!", "par...
1,760,371,895.551765
https://hackaday.com/2024/06/03/a-treasure-trove-in-an-english-field/
A Treasure Trove In An English Field
Jenny List
[ "cons", "Featured", "Interest", "Slider" ]
[ "electromagnetic field", "emf", "junk" ]
https://hackaday.com/wp-…atured.jpg?w=800
This is being written in a tent in a field in Herefordshire, one of the English counties that borders Wales. It’s the site of Electromagnetic Field, this year’s large European hacker camp, and outside my tent the sky is lit by a laser light show to the sound of electronic music. I’m home. One of the many fun parts of E...
12
9
[ { "comment_id": "6764149", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-03T14:28:32", "content": "After seeing the photo of the box of books, the song “Dreamweaver” is stuck in my head. B^)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id...
1,760,371,895.728318
https://hackaday.com/2024/06/03/turbocase-generates-a-pcb-shell-for-you/
Turbocase Generates A PCB Shell For You
Arya Voronova
[ "Lifehacks", "PCB Hacks" ]
[ "case design", "KiCAD", "openscad", "pcb case" ]
https://hackaday.com/wp-…e_feat.png?w=800
Our PCBs greatly benefit from cases – what’s with all the pins that can be accidentally shorted, connectors that stick out of the outline, and cables pulling the board into different directions. Designing a case for your PCB might feel like a fair bit of effort – but it likely isn’t, thanks to projects like turbocase f...
23
8
[ { "comment_id": "6764108", "author": "Bob the builder", "timestamp": "2024-06-03T11:55:03", "content": "Martijn Braam, I know who that is. He’s very active in the pine community. Super friendly guy. He is/was a part of the pinetab team, if my memory serves me right. He helped me get my pinetab up an...
1,760,371,895.903723
https://hackaday.com/2024/06/03/using-the-moire-effect-for-unique-clock-face/
Using The Moiré Effect For Unique Clock Face
Bryan Cockfield
[ "clock hacks" ]
[ "arduino", "clock", "light box", "moire", "moire pattern", "stepper motor" ]
https://hackaday.com/wp-…e-main.jpg?w=800
If you’ve ever seen artifacts on a digital picture of a computer monitor, or noticed an unsettling shifting pattern on a TV displaying someone’s clothes which have stripes, you’ve seen what’s called a Moiré pattern where slight differences in striping of two layers create an emergent pattern. They’re not always minor a...
13
7
[ { "comment_id": "6764059", "author": "rnjacobs", "timestamp": "2024-06-03T08:48:04", "content": "Interesting, it’s almost like a lenticular display.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6764075", "author": "H Hack", "timestamp": "2024-06-03T1...
1,760,371,895.782677
https://hackaday.com/2024/06/02/this-mobile-hackerspace-can-be-yours/
This Mobile Hackerspace Can Be Yours
Jenny List
[ "Transportation Hacks" ]
[ "electromagnetic field", "hacker camp", "mobile hackerspace", "portable hackerspace" ]
https://hackaday.com/wp-…atured.jpg?w=800
Wandering round the field at EMF Camp, our eye was caught by an unusual sight, at least to European eyes. The type of campervan body which sits on the back of a pickup truck is not particularly common on this side of the Atlantic, but there one was, fitted out as a mobile makerspace. If that wasn’t enough, this one is ...
22
6
[ { "comment_id": "6764053", "author": "BT", "timestamp": "2024-06-03T08:05:39", "content": "I love the use of copper plumbing pipe for a curtain rail, seems very appropriate.Missed opportunity though to have a toaster that both makes toast and reflows PCBs.", "parent_id": null, "depth": 1, ...
1,760,371,895.846579
https://hackaday.com/2024/06/02/building-and-testing-a-1912-style-radio/
Building And Testing A 1912-style Radio
Maya Posch
[ "News" ]
[]
https://hackaday.com/wp-…o_back.jpg?w=800
A glimpse at a high-end radio set, for 1912. (Credit: [glasslinger], YouTube) Doing electronics in the 1910s was rather rough, with the radio probably the pinnacle of hi-tech. Despite this, with some know-how and basic wood- and metal-working skills you could get pretty far with DIY-ing a radio set. As [glasslinger] de...
28
10
[ { "comment_id": "6764027", "author": "Julianne", "timestamp": "2024-06-03T04:53:07", "content": "I used to absolutely love glasslinger for being who they are, delightfully nerdy, amazingly skilled and sufficiently quirky… up until one relatively tame political joke shattered my image of them… just t...
1,760,371,896.444956
https://hackaday.com/2024/06/02/hackaday-links-june-2-2024/
Hackaday Links: June 2, 2024
Dan Maloney
[ "Hackaday Columns", "Hackaday links" ]
[ "ai", "AR3664", "aurora", "cyberattack", "hackaday links", "hype", "infrastructure", "malware", "marketing", "sewage", "solar storm", "space weather", "sunspot", "thermal paste", "water", "windows xp" ]
https://hackaday.com/wp-…banner.jpg?w=800
So you say you missed the Great Solar Storm of 2024 along with its attendant aurora? We feel you on that; the light pollution here was too much for decent viewing, and it had been too long a day to make a drive into the deep dark of the countryside survivable. But fear not — the sunspot that raised all the ruckus back ...
6
2
[ { "comment_id": "6764003", "author": "Charles Springer", "timestamp": "2024-06-03T01:05:35", "content": "You mean the dark side of the Sun?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764136", "author": "The Commenter Formerly Known As Ren", ...
1,760,371,896.229982
https://hackaday.com/2024/06/04/old-dot-matrix-displays-give-up-their-serial-secrets/
Old Dot-Matrix Displays Give Up Their Serial Secrets
Dan Maloney
[ "LED Hacks", "Reverse Engineering" ]
[ "display", "dot matrix", "GPD340", "INA219", "pico", "Plessey", "reverse engineering", "serial" ]
https://hackaday.com/wp-…lessey.jpg?w=800
If there’s one thing we like better around here than old, obscure displays, it’s old, obscure displays with no documentation that need a healthy dose of reverse engineering before they can be put to use. These Plessey dot-matrix displays are a perfect example of that. We’re not sure where [Michael] scored these display...
11
8
[ { "comment_id": "6764440", "author": "Marvin", "timestamp": "2024-06-04T09:07:55", "content": "oooh these are cute!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6764445", "author": "preamp.org", "timestamp": "2024-06-04T09:53:15", "content": "You...
1,760,371,896.2766
https://hackaday.com/2024/06/03/a-human-sized-strowger-telephone-exchange/
A Human-Sized Strowger Telephone Exchange
Jenny List
[ "classic hacks" ]
[ "mechanical exchange", "strowger", "telephones" ]
https://hackaday.com/wp-…atured.jpg?w=800
A large hacker camp such as EMF 2024 always brings unexpected delights, and one of those could be found in the Null Sector cyberpunk zone: a fully functional Strowger mechanical telephone exchange. Better still, this wasn’t the huge array of racks we’ve come to expect from a mechanical exchange, but a single human-size...
3
3
[ { "comment_id": "6764499", "author": "Antron Argaiv", "timestamp": "2024-06-04T14:24:20", "content": "I wanted to call in, but it’s just a recording. Well done, though!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6764513", "author": "nottinghamcitytrave...
1,760,371,896.102715
https://hackaday.com/2024/06/03/gears-are-old-and-busted-capstans-are-cool/
Gears Are Old And Busted, Capstans Are Cool
Elliot Williams
[ "Robots Hacks" ]
[ "capstan", "gearing", "reduction", "robots" ]
https://hackaday.com/wp-…atured.png?w=800
Zero backlash, high “gear” reduction, high torque transparency, silent operation, and low cost. What is this miracle speed reduction technology, you ask? Well, it’s shoelaces and a bunch of 3D printed plastic, at least in [Aaed Musa]’s latest installment in his series on developing his own robot dog . OK, the shoelaces...
45
14
[ { "comment_id": "6764383", "author": "Aaed’s website is awesome!", "timestamp": "2024-06-04T02:31:13", "content": "On his website, he spells his name Aaed Musa.His website is awesome too!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764531", "auth...
1,760,371,896.191438
https://hackaday.com/2024/06/03/attiny85-mouse-jiggler-lets-you-take-a-break/
ATtiny85 Mouse Jiggler Lets You Take A Break
Tom Nardi
[ "Microcontrollers", "Peripherals Hacks" ]
[ "3D printed enclosure", "mouse jiggler", "usb hid", "V-USB" ]
https://hackaday.com/wp-…e_feat.jpg?w=800
The good news is that more and more people are working from home these days. The bad news is that some of the more draconian employers out there aren’t too happy about it, to the point of using spyware software to keep tabs on their workers. Better make that bathroom break quick — Big Brother is watching! One simple wa...
54
23
[ { "comment_id": "6764361", "author": "craig", "timestamp": "2024-06-03T23:46:36", "content": "Ages ago i got a mouse wiggler thing that moves the cursor like one pixel every so often to counteract the frequent dangerous auto-log-offs of my work computer. Best $15 I ever spent. Huge quality of life i...
1,760,371,896.545606
https://hackaday.com/2024/06/03/aikens-secret-computing-machines/
Aiken’s Secret Computing Machines
Elliot Williams
[ "computer hacks", "History" ]
[ "computer history", "harvard", "Howard Aiken", "ibm", "mark I" ]
https://hackaday.com/wp-…ot0002.jpg?w=800
This neat video from the [Computer History Archives Project] documents the development of the Aiken Mark I through Mark IV computers . Partly shrouded in the secrecy of World War II and the Manhattan Project effort, the Mark I, “Harvard’s Robot Super Brain”, was built and donated by IBM, and marked their entry into wha...
2
2
[ { "comment_id": "6764323", "author": "Peter Petit", "timestamp": "2024-06-03T21:30:12", "content": "I was born in 1951, after the Aiken machines were built. I did not know about this part of history, and appreciate your bringing to life with this video.", "parent_id": null, "depth": 1, "...
1,760,371,896.359422
https://hackaday.com/2024/06/03/intentionally-overly-complex-clock-is-off-to-a-good-start/
Intentionally Overly-Complex Clock Is Off To A Good Start
Donald Papp
[ "clock hacks" ]
[ "acrylic", "clock", "laser cut", "marble run", "rube goldberg" ]
https://hackaday.com/wp-…enshot.png?w=800
[Kelton] from Build Some Stuff decided to create a clock that not only had kinetic elements, but a healthy dose of Rube Goldberg inspiration . The result is a work in progress, but one that looks awfully promising. The main elements of the design are rotating pieces that indicate the hours and minutes, but each hour is...
1
1
[ { "comment_id": "6764376", "author": "Cantina fan", "timestamp": "2024-06-04T01:22:34", "content": "Reminds me of the breakfast scene in Pee Wee Herman.", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,371,896.704197
https://hackaday.com/2024/06/03/tech-in-plain-sight-theodolites/
Tech In Plain Sight: Theodolites
Al Williams
[ "Engineering", "Hackaday Columns", "Slider" ]
[ "theodolite" ]
https://hackaday.com/wp-…atured.png?w=800
We take it for granted that you can look at your phone and tell exactly where you are. At least, as exact as the GPS satellites will allow. But throughout human history, there has been a tremendous desire to know where here is, exactly. Where does my farm end and yours start? Where is the border of my city or country? ...
23
8
[ { "comment_id": "6764208", "author": "Cree", "timestamp": "2024-06-03T17:46:00", "content": "Ah the memories… I used to help out my Dad every now and then for almost two decades. Me being the son (and him being the Boss) my job was to set up the Theodolite in the field so he could do the important s...
1,760,371,896.773731
https://hackaday.com/2024/06/02/make-a-super-cute-lidar-measurement-module/
Make A Super Cute LiDAR Measurement Module
Donald Papp
[ "Parts", "Tech Hacks" ]
[ "3d printed", "distance sensor", "TOF", "VL53L0X" ]
https://hackaday.com/wp-…-LiDAR.jpg?w=800
This ultra-cute tiny LiDAR rangefinder project by [gokux] can be thought of as a love letter to the incredible resources and components hobbyists and hackers of all types have access to nowadays. In fact, it all stemmed from coming across a miniscule half-inch 64×32 OLED display module that was simply too slick to pass...
10
4
[ { "comment_id": "6764006", "author": "Cyna", "timestamp": "2024-06-03T01:59:26", "content": "Too bad the VLxxL0X’s API’s are such a mess (and not open).", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764076", "author": "H Hack", "timestamp":...
1,760,371,896.82385
https://hackaday.com/2024/06/02/2024-business-card-challenge-snakes-on-a-business-card/
2024 Business Card Challenge: Snakes On A Business Card
Kristina Panos
[ "contests", "Games" ]
[ "2024 Business Card Challenge", "business card", "snake", "snake game", "stm32f0" ]
https://hackaday.com/wp-…rd-800.jpg?w=800
Once [Lambert the Maker] saw the Arduboy, he knew the thing was ripe for remixing into a business card with an 8×8 LED matrix instead of an OLED screen. [Lambert] already has a PCB business card for work, but it looks like it doesn’t do anything. So this Snake-playing card is for their personal information . The brains...
0
0
[]
1,760,371,896.865184
https://hackaday.com/2024/06/02/micropython-1-23-brings-custom-usb-devices-openamp-much-more/
MicroPython 1.23 Brings Custom USB Devices, OpenAMP, Much More
Arya Voronova
[ "Microcontrollers", "News" ]
[ "hid", "HID usb", "micro python", "micropython", "Micrypython", "python", "usb hid", "USB HID Keyboard", "USB serial" ]
https://hackaday.com/wp-…3_feat.png?w=800
MicroPython is a wonderful Python interpreter that runs on many higher-end microcontrollers, from ESP8266 to STM32 to the RP2040. MicroPython lets you build devices quickly, and its latest release, 1.23, brings a number of improvements you should be aware of. The first one is custom USB device support, and it’s a big o...
25
5
[ { "comment_id": "6763871", "author": "zit", "timestamp": "2024-06-02T14:25:27", "content": "Does it have the pointers?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6763925", "author": "Robert", "timestamp": "2024-06-02T18:36:52", "content": "Lets...
1,760,371,896.945883
https://hackaday.com/2024/06/02/give-your-thinkpad-x1-nano-an-internal-usb-port/
Give Your Thinkpad X1 Nano An Internal USB Port
Arya Voronova
[ "laptops hacks" ]
[ "logitech", "logitech receiver", "logitech unifying receiver", "thinkpad", "wireless mouse" ]
https://hackaday.com/wp-…b_feat.jpg?w=800
How hard could it be to add an extra USB port inside your laptop? As [Joshua Stein] shows, it can be decently hard, but you will have fun along the way. His journey involves a Thinkpad X1 Nano, and his tech setup means it’d be most comfortable for him to have a USB port inside its case, for a Logitech mouse’s USB recei...
16
6
[ { "comment_id": "6763876", "author": "Jens", "timestamp": "2024-06-02T14:49:09", "content": "Well done but hard to believe all these dongles are still necessary.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6763913", "author": "henningdkf29543cc0f"...
1,760,371,897.063384
https://hackaday.com/2024/06/02/why-your-old-phone-sounded-the-way-it-did/
Why Your Old Phone Sounded The Way It Did
Jenny List
[ "classic hacks" ]
[ "exchange", "mechanical telephone", "telephone" ]
https://hackaday.com/wp-…atured.jpg?w=800
The mobile phone may be sweeping away the traditional wired phone, but that doesn’t change the fascinating history and technology of the older device. At [This Museum Is Not Obsolete] they have a fully functional mechanical telephone exchange as one of their exhibits, and they’ve published a video examining the various...
26
9
[ { "comment_id": "6763827", "author": "Ragnar", "timestamp": "2024-06-02T08:51:19", "content": "I used to be in charge of the so called Ruf- und Signalmaschine in the early ’90. They came as a couple and got switched over daily, as it turned out if you use a main one and one just for backup, the back...
1,760,371,897.006391
https://hackaday.com/2024/06/01/hands-on-with-the-electromagnetic-field-2024-badge/
Hands-On With The Electromagnetic Field 2024 Badge
Jenny List
[ "cons" ]
[ "badgelife", "electromagnetic field", "Tildagon" ]
https://hackaday.com/wp-…atured.jpg?w=800
With every large event in our circles comes a badge, and Electromagnetic Field 2024 is no exception. We’ve told you about the Tildagon when it was announced, it’s a hexagonal badge designed with provision for user-created “Hexpansions”, which can be picked up at future camps. The idea of this badge is to make something...
11
8
[ { "comment_id": "6763865", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-02T13:43:57", "content": "SAO sockets?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6764339", "author": "Andy Piper", "timestamp": "2024-06-03...
1,760,371,897.163625
https://hackaday.com/2024/06/01/use-that-one-port-for-high-speed-fpga-data-export/
Use That One Port For High-Speed FPGA Data Export
Arya Voronova
[ "FPGA", "Tool Hacks" ]
[ "data export", "fpga", "fpga interface", "hdmi", "hdmi capture card" ]
https://hackaday.com/wp-…h_feat.jpg?w=800
There’s a good few options for exporting data out of FPGAs, like Ethernet, USB2, or USB3. Many FPGAs have a HDMI (or rather, sparkling DVI) port as well, and [Steve Markgraf] brings us the hsdaoh project — High-Speed Data Acquisition Over HDMI, using USB3 capture cards based on the Macrosilicon MS2130 chipset to get th...
10
4
[ { "comment_id": "6763892", "author": "rasz_pl", "timestamp": "2024-06-02T16:09:43", "content": "Long time ago I hoped Cypress FX3 USB3 bridge price would come down to earth into $10-20 range. No such luck :( leaving us with hacks like this one as the only reasonably priced option :/", "parent_id...
1,760,371,897.113837
https://hackaday.com/2024/05/31/quick-capable-wifi-for-your-nice-power-supply/
Quick & Capable WiFi For Your Nice-Power Supply
Arya Voronova
[ "Tool Hacks", "Wireless Hacks" ]
[ "ESP8266", "lab automation", "nice-power", "power supply", "psu", "wemos d1 mini" ]
https://hackaday.com/wp-…164279.jpg?w=800
Rejoice, those of us who have purchased a Nice-Power lab PSU from an Eastern source. Yes, the name might sound like a re-brand of a generic product, maybe you will even see this exact PSU on a shelf at a physical store near you, under a more local brand name and with a fair markup. Nevermind the circumstances, the most...
15
7
[ { "comment_id": "6763543", "author": "The Commenter Formerly Known As Ren", "timestamp": "2024-06-01T02:58:41", "content": "After reading the blog, and the link, I still don’t know if the output is controlled via WiFi. (On/Off, voltage/current, etc.)", "parent_id": null, "depth": 1, "rep...
1,760,371,897.497627
https://hackaday.com/2024/05/31/a-look-inside-the-geochron-clock/
A Look Inside The Geochron Clock
Dan Maloney
[ "clock hacks" ]
[ "analemma", "clock", "geochron", "map", "synchronous", "world map", "world time" ]
https://hackaday.com/wp-…ochron.png?w=800
There are plenty of cool clocks out there, and maps by their very essence are cool, too. But a map that’s also a clock — or is it a clock that’s also a map? — has to be the coolest thing ever. Of course we’re talking about the Geochron, a world clock that makes the relationship between the Earth and the Sun clear and h...
6
4
[ { "comment_id": "6763545", "author": "dudefromthenorth", "timestamp": "2024-06-01T03:26:05", "content": "also this?https://www.youtube.com/watch?v=BIZG-0MhoOI", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6763557", "author": "macsimski", "timestamp": ...
1,760,371,897.436598
https://hackaday.com/2024/05/31/ch32v003-makes-for-dirt-cheap-risc-v-computer/
CH32V003 Makes For Dirt Cheap RISC-V Computer
Tom Nardi
[ "Microcontrollers", "Retrocomputing" ]
[ "assembly language", "CH32V003", "educational", "RISC-V" ]
https://hackaday.com/wp-…c_feat.jpg?w=764
These days, when most folks think of a computer they imagine a machine with multiple CPUs, several gigabytes of RAM, and a few terabytes of non-volatile storage for good measure. With such modern expectations, it can be difficult to see something like a microcontroller as little more than a toy. But if said MCU has a k...
36
8
[ { "comment_id": "6763516", "author": "Bert", "timestamp": "2024-05-31T22:00:55", "content": "I want one. If it prints my name infinitely down the screen, I will be in retro heaven.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "6763520", "author": "...
1,760,371,897.709054
https://hackaday.com/2024/05/31/generating-a-lost-password-by-traveling-back-in-time/
Generating A Lost Password By Traveling Back In Time
Jenny List
[ "Reverse Engineering" ]
[ "brute force", "password", "random number" ]
https://hackaday.com/wp-…atured.jpg?w=800
It’s probable that some of you reading this will have been approached in the past by people who’ve lost the password to their crypto wallets. They hear that you’re involved in some kind of “hacking”, and they cling to the forlorn hope that you might just be able to recover their lost wealth. For most of us there’s litt...
5
2
[ { "comment_id": "6763540", "author": "SETH", "timestamp": "2024-06-01T02:32:44", "content": "time(NULL) is not the most secure method of seeding a PRNG, I think banging your fists on the keyboard would be more random. We can iterate through all times in a given range to find the state which corresp...
1,760,371,897.563356
https://hackaday.com/2024/05/31/hackaday-podcast-episode-273-a-tube-snoot-dynamic-button-blobs-and-tokamaks-arent-whack/
Hackaday Podcast Episode 273: A Tube Snoot, Dynamic Button Blobs, And Tokamaks Aren’t Whack
Kristina Panos
[ "Hackaday Columns", "Podcasts", "Slider" ]
[ "Hackaday Podcast" ]
https://hackaday.com/wp-…ophone.jpg?w=800
This week, it was Kristina’s turn in the hot seat with Editor-in-Chief Elliot Williams. First up in the news: Germany’s solar and wind power generation have resulted in excess energy, which some people think is bad. In Hackaday news, the entries in the 2024 Business Card Challenge are really stacking up. Then it’s on t...
8
3
[ { "comment_id": "6763477", "author": "Dude", "timestamp": "2024-05-31T17:55:00", "content": "Having negative prices for power is not a good thing, because the reason the price is negative is that someone is paying for the power anyways. That is the only reason the solar/wind producers are able to pu...
1,760,371,897.618122
https://hackaday.com/2024/05/31/a-scope-test-tool-you-can-build-with-just-a-pico/
A Scope Test Tool You Can Build With Just A Pico
Arya Voronova
[ "Tool Hacks" ]
[ "oscilloscope", "pi pico", "Raspberry Pi Pico", "rp2040", "signal generator", "test equipment" ]
https://hackaday.com/wp-…n_feat.png?w=800
Ever wanted to see how well your oscilloscope adheres to its stated capabilities? What if you buy a new scope and need a quick way to test it lest one of its channels its broken, like [Paul Wasserman] had happen to him? Now you only need a Pi Pico and a few extra components to make a scope test board with a large varie...
24
6
[ { "comment_id": "6763431", "author": "Cornelius", "timestamp": "2024-05-31T15:39:30", "content": "A long time ago…… in a more civilized age, before the dark times…. Tek marketing would actually send you a little circuit board powered by a 9volt battery. The board would generate multiple waveforms th...
1,760,371,897.836588
https://hackaday.com/2024/05/31/this-week-in-security-operation-endgame-appliance-carnage-and-router-genocide/
This Week In Security: Operation Endgame, Appliance Carnage, And Router Genocide
Jonathan Bennett
[ "Hackaday Columns", "News", "Security Hacks" ]
[ "Internet Appliance", "Operation Endgame", "This Week in Security" ]
https://hackaday.com/wp-…rkarts.jpg?w=800
This week saw an impressive pair of takedowns pulled off by law enforcement agencies around the world . The first was the 911 S5 botnet, Which the FBI is calling “likely the world’s largest botnet ever”. Spreading via fake free VPN services, 911 was actually a massive proxy service for crooks. Most lately, this service...
3
1
[ { "comment_id": "6763602", "author": "shod", "timestamp": "2024-06-01T13:51:17", "content": "Can anybody, anybody at all, I mean ANYBODY explain to me why paying ransomware isn’t illegal in every damn country and region in the world?And I don’t mean a BS story but the real reason.", "parent_id":...
1,760,371,897.764808
https://hackaday.com/2024/06/01/globetune-will-widen-your-musical-horizons/
GlobeTune Will Widen Your Musical Horizons
Kristina Panos
[ "Microcontrollers", "Musical Hacks" ]
[ "ESP32", "internet radio", "music", "world music" ]
https://hackaday.com/wp-…ne-800.jpg?w=800
Are you tired of the same old music, but can’t afford any new tunes, even if they’re on dead formats? Boy, do we know that feeling. Here’s what you do: build yourself a GlobeTune music player , and you’ll never want for new music again. The idea is simple, really. Just turn what we assume is a nice, clicky knob, and af...
12
8
[ { "comment_id": "6763786", "author": "philosiraptor117", "timestamp": "2024-06-02T04:50:27", "content": "music potato. change my mind.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "6763803", "author": "Le Gru", "timestamp": "2024-06-02T06:34:46", ...
1,760,371,897.886056