- + 3D Printer Streaming Solution Unlocks Webcam Features—While 3D printer hardware has come along way in the past decade and a half, the real development has been in the software. Open source slicers are con...
- + Building a Giant Boardgame Isn’t Easy—[Stevenson Streeper] is a maker, and was recently charged with a serious mission. He had to prototype, design, and build a board game. A software-cont...
- + Measuring An Unknown Velocity Factor—When is the speed of light not the speed of light? Of course, that’s a trick question. The speed of light may be constant, but just as sound tra...
- + End-Of-Life for Z80 CPU and Peripherals Announced—In a Product Change Notification (PCN) published on April 15, Zilog (now owned by Littelfuse) announced the End of Life for a range of Z80 products, s...
- + Roboticizing An Etch-a-Sketch—The Etch-a-Sketch was a popular toy, but a polarizing one. You were either one of those kids that had the knack, or one of the kids that didn’t....
- + Crystal Radio Kit from the 1970s—If you read the December 1970 issue of Mechanix Illustrated, you’d be treated to [Len Buckwalter]’s crystal radio build. He called out Mod...
- + Hackaday Podcast Episode 267: Metal Casting, Plasma Cutting, and a Spicy 555—What were some of the best posts on Hackaday last week? Elliot Williams and Al Williams decided there were too many to choose from, but they did take ...
- + Ultra-Tiny Wii Uses Custom Parts And Looks Amazing—The Nintendo Wii was never a large console. Indeed, it was smaller than both the Xbox 360, PlayStation 3, and most consoles of previous generations, t...
- + This Week in Security: Putty Keys, Libarchive, and Palo Alto—It may be time to rotate some keys. The venerable PuTTY was updated to 0.81 this week, and the major fix was a change to how ecdsa-sha2-nistp521 signa...
- + NASA’s Ingenuity Mars Helicopter Transitions Into Stationary Testbed—On April 16th NASA announced the formal end to Ingenuity’s days as the first ever Martian helicopter, following its 72nd and final flight missio...
- + Build Your Own RGB Fill Light For Photography—Photography is all about light, and capturing it for posterity. As any experienced photographer will tell you, getting the right lighting is key to ge...
- + PC Watercooling Prototype is Pumpless—Watercooling is usually more efficient than air cooling for the same volume of equipment, and — important for many people — it is generall...
- + Computing Via (Virtual) Dominos—Back in 2012, [Matt Parker] and a team built a computer out of dominos for the Manchester Science Festival. [Andrew Taylor], part of the team that bui...
- + Remove Wall Plugs Fast With A Custom Tool—The best thing about buying your own home is that you can hang things on the walls. It’s a human right all too often denied to renters the world...
- + DIY Quad-Motor Go-Kart is a Thrilling Ride—[Peter Holderith] set out some time ago to build an electric go-kart. That by itself is not terribly unusual, but where his project diverts from the u...
- + Early CD Player Teardown—While CD players are nothing new today, they were the height of high-tech in the early 1980s. [w1ngsfly] shows us the inside of a Phase Linear 9500 pl...
- + LYFT: Standing Up for Better IKEA BEKANT Control—The IKEA BEKANT sit/stand desk is kind of a lifesaver — even if you don’t personally go between sit and stand much, the adjustability make...
- + MXM: Powerful, Misused, Hackable—Today, we’ll look into yet another standard in the embedded space: MXM. It stands for “Mobile PCI Express Module”, and is basically ...
- + Unraveling The Secrets of Apple’s Mysterious Fisheye Format—Apple has developed a proprietary — even mysterious — “fisheye” projection format used for their immersive videos, such as tho...
- + Hacked Oscilloscope Plays Breakout, Hints at More—You know things are getting real when the Dremel is one of the first tools you turn to after unboxing your new oscilloscope. But when your goal is to ...
- + Raspberry Pi Scanner Digitizes On the Cheap—It’s pretty important in 2024 to be able digitize documents quickly and easily without necessarily having to stop by the local library or buy an...
- + Source Code to the 1999 FPS Game Descent 3 Released—On April 16th of this year, [Kevin Bentley] released the source code to the Sci-Fi FPS game Descent 3. Originally released in 1999 for Windows, the ga...
- + FLOSS Weekly Episode 779: Errata Prevention Specialist—This week Jonathan Bennett and Dan Lynch sit down with Andy Stewart to talk about Andy’s Ham Radio Linux (AHRL)! It’s the Linux distro des...
- + This Go-Kart Rides on a Pallet—Many beginner woodworkers, looking to offset the introductory costs of starting a hobby, will source their wood from pallets. Generally they’re ...
- + Compiling and Running Turbo Pascal in the Browser—When a friend of [Lawrence Kesteloot] found a stack of 3.5″ floppy disks, they found that it contained Turbo Pascal code which the two of them h...
- + VCF East 2024 Was Bigger and Better Than Ever—I knew something had changed before I even paid for my ticket to this year’s Vintage Computer Festival East at the InfoAge Science and History M...
- + Custom Dog Door Prevents Culinary Atrocities—Riley, an 8 lb pug, has more beauty than brains, and a palate as unrefined as crude oil. While we hate criticizing others’ interests and tastes,...
- + Human-Interfacing Devices: HID over I2C—In the previous two HID articles, we talked about stealing HID descriptors, learned about a number of cool tools you can use for HID hacking on Linux,...
- + Getting Started with Radio Astronomy—There are many facets to being a radio hobbyist, but if you’ve ever had the urge to dabble in radio astronomy, check out “The Novice’...
- + A ROG Ally Battery Mod You Ought To Try—Today’s hack is an unexpected but appreciated contribution from members of the iFixit crew, published by [Shahram Mokhtari]. This is an ROG Ally...
- + Cyberpunk Guitar Strap Lights Up with Repurposed PCBs—Sometimes, whether we like it or not, ordering PCBs results in extra PCBs lying around, either because of board house minimums, mistakes on either end...
- + Still Up and Coming: Non-Planar FDM 3D Printing With 3 or 6 Axes—Most of the time FDM 3D printing involves laying down layers of thermoplastics, but the layer lines also form the biggest weakness with parts produced...
- + More Microwave Metal Casting—If you think you can’t do investment casting because you don’t have a safe place to melt metal, think again. Metal casting in the kitchen ...
- + Recycling Wires for Breadboarding—It is easy to take things for granted, but if you work with students, you realize that even something as simple as a breadboard needs explanation. [00...
- + The Next Evolution Of The Raspberry Pi Recovery Kit—At Hackaday, the projects we cover are generally a one-off sort of thing. Somebody makes something, they post it online, we share it with our audience...
- + Microsoft Killed My Favorite Keyboard, And I’m Mad About It—As a professional writer, I rack up thousands of words a day. Too many in fact, to the point where it hurts my brain. To ease this burden, I choose &...
- + Fail of the Week: Can an Ultrasonic Cleaner Remove Bubbles From Resin?—[Wendy] asked a very good question. Could putting liquid resin into an ultrasonic cleaner help degas it? Would it help remove bubbles, resulting in a ...
- + Linux Fu: Stupid Systemd Tricks—Last time, I gave a whirlwind introduction to a very small slice of systemd. If you aren’t comfortable with systemd services, timers, and mounts...
- + Why Pulse Current Charging Lithium-Ion Batteries Extends Their Useful Lifespan—For as much capacity lithium-ion batteries have, their useful lifespan is generally measured in the hundreds of cycles. This degradation is caused by ...
- + Retrotechtacular: The Other Kind of Fallout Show—Thanks to the newly released Amazon Prime series, not to mention nearly 30 years as a wildly successful gaming franchise, Fallout is very much in the ...
- + Alternate Threaded Inserts for 3D Prints—The usual way to put a durable threaded interface into a 3D print is to use a heat-set insert, but what about other options? [Thomas Sanladerer] evalu...
- + Building a Tape Echo In A Coke Can Tape Player That Doesn’t Really Work—Back in the 1990s, you could get a tape player shaped like a can of Coca Cola. [Simon the Magpie] scored one of these decks and decided to turn it &#...
- + Compaq Portable III is More Than Meets the Eye—The Compaq Portable III hails from the 386 era — in the days before the laptop form factor was what we know today. It’s got a bit of an od...
- + Plasma Cutter on the Cheap Reviewed—If you have a well-equipped shop, it isn’t unusual to have a welder. Stick welders have become a commodity and even some that use shield gas are...
- + 3D Printing a Cassette Is Good Retro Fun—The cassette is one of the coolest music formats ever, in that you could chuck them about with abandon and they’d usually still work. [Chris Bor...
- + Logic Analyzers: Decoding And Monitoring—Last time, we looked into using a logic analyzer to decode SPI signals of LCD displays, which can help us reuse LCD screens from proprietary systems, ...
- + Analyzing the Code From The Terminator’s HUD—The T1000, also known as the Terminator, was like some kind of non-giving up robot guy. The robot assassin viewed the world through a tinted view with...
- + Remembering Peter Higgs and the Gravity of His Contributions to Physics—There are probably very few people on this globe who at some point in time haven’t heard the term ‘Higgs Boson’ zip past, along wit...
- + How Do You Make A Repairable E-Reader—Mobile devices have become notorious for their unrepairability, with glued-together parts and impossible-to-reach connectors. So it’s refreshing...
- + Waveform Generator Teardown is Nearly Empty—We always enjoy [Kerry Wong’s] insightful teardowns, and recently, he opened up a UTG1042X arbitrary waveform generator. Getting inside was a bi...
- + A Buggy Entry in the Useless Robot Category—No one loves a useless robot more than we do here at Hackaday. But if anyone does it might be [ARC385] with her Bug Bite Bot. A true engineering marve...
- + Voice Control for a Vintage Heathkit Radio—Most modern ham rigs have a voice activated transmission (VOX) mode, although we don’t know many people who use it often. When a transmitter is ...
- + Hackaday Links: April 14, 2024—The Great American Eclipse v2.0 has come and gone, sadly without our traveling to the path of totality as planned; family stuff. We did get a report f...
- + Porting Modern Windows Applications to Windows 95—Windows 95 was an amazing operating system that would forever transform the world of home computing, setting the standard for user interaction on a de...
- + Danish Vintage LRC Meter Reveals Inside—Modern test equipment is great, but there’s something about a big meter with a swinging needle and a mirror for parallax correction that makes a...
- + The BBC Micro, Lovingly Simulated in VR—The BBC Micro was many peoples’ first exposure to home computing, and thanks to [Dominic Pajak], you can fire up this beloved hardware in WebXR....
- + Dump a Code Repository as a Text File, For Easier Sharing with Chatbots—Some LLMs (Large Language Models) can act as useful programming assistants when provided with a project’s source code, but experimenting with th...
- + A Slew Of AI Courses To Get Yourself Up to Speed—When there’s a new technology, there’s always a slew of people who want to educate you about it. Some want to teach you to use their tools...
- + When Your Level Shifter Is Too Smart To Function—By now, 3.3V has become a comfortable and common logic level for basically anything you might be hacking. However, sometimes, you still need to interf...
- + M17 Digital Communications Go From Strength To Strength—The world of amateur radio is like many other fields in that there has been a move underway from analogue to digital modes. In fact, amateur radio has...
- + PicoNtrol Brings Modern Controllers to Atari 2600—While there’s an argument to be made that retro games should be experienced with whatever input device they were designed around, there’s ...
- + Who’s Afraid Of A CRT?—Older consumer electronic devices follow a desirability curve in which after they fall from favour they can’t be given away. But as they become ...
- + Delays and Timers in LTSpice (no 555)—If you need a precise time, you could use a microcontroller. Of course, then all your friends will say “Could have done that with a 555!” ...
- + A Bend Sensor Developed With 3D Printer Filament—PhD students spend their time pursuing whatever general paths their supervisor has given them, and if they are lucky, it yields enough solid data to f...
- + Vintage Particle Counter is a Treasure Trove of Classic Parts—If you need a demonstration of just how far technology has come in the last 40 years, just take a look at this teardown of a 1987 laser particle count...
- + Hackaday Europe 2024 is Live—Hackaday Europe 2024 is on! We’re all here in Berlin, and the talks are about to begin. If you’re not, you can join us in spirit on our l...
- + Rabbit Sighted In The Wild—Here at Hackaday we’re suckers for old abandoned technologies, the more obscure the better. The history of the telephone has plenty to capture o...
- + No Lathe? Build Your Own—If you need to make round things, you probably need a lathe. Can you build one as nice as one you can buy? Probably not. But can you build one …...
- + Git Good, By Playing a Gamified Version of Git—What better way to learn to use Git than a gamified interface that visualizes every change? That’s the idea behind Oh My Git! which aims to teac...
- + Electromagnets Make Vertical CNC Cutter a Little Stickier—Workholding is generally not a problem on a big CNC plasma cutter.; gravity does a pretty good job of keeping heavy sheet steel in place on the bed. B...
- + HDMI DDC Keypad Controls Monitor From Rack—Sometime last year, [Jon Petter Skagmo] bought a Dell U3421WE monitor. It’s really quite cool, with a KVM switch and picture-by-picture support ...
- + Crank-Powered Train Uses No Batteries or Plugs—The prolific [Peter Waldraff] is at back it with another gorgeous micro train layout. This time, there are no plugs and no batteries. And although it&...
- + Hackaday Podcast Episode 266: A Writer’s Deck, Patching Your Battleship, and Fact-Checking the Eclipse—Before Elliot Williams jumps on a train for Hackaday Europe, there was just enough time to meet up virtually with Tom Nardi to discuss their favorite ...
- + Beating IBM’s Eagle Quantum Processor On An Ising Model With a Classical Tensor Network—The central selling point of qubit-based quantum processors is that they can supposedly solve certain types of tasks much faster than a classical comp...
- + This Week in Security: BatBadBut, DLink, and Your TV Too—So first up, we have BatBadBut, a pun based on the vulnerability being “about batch files and bad, but not the worst.” It’s a weird ...
- + The Future Looks Bleak for Alexa Skill Development—While the average Hackaday reader is arguably less likely than most to install a megacorp’s listening device in their home, we know there’...
- + Make Your Music Simpler With the User-Unfriendliest Cassette Deck Ever—Call us crazy, but music was a whole lot more fun when it was on physical media. Or perhaps just easier to use, especially in the car. Whether your pa...
- + The Aimbot V3 Aims To Track & Terminate You—Some projects we cover are simple, while some descend into the sort of obsessive, rabbit-hole-digging-into-wonderland madness that hackers everywhere ...
- + Tearing into a Sparky Sandwich—We’re still in the early days of modern EV infrastructure, so minor issues can lead to a full high voltage pack replacement given the lack of hi...
- + Small, Quiet Air Compressor Puts 3D-Printed Parts to Best Use—When the only tool you’ve got is a hammer, every problem starts to look like a nail. Similarly, while a 3D printer is a fantastic tool to have, ...
- + Garage Door Automation With No Extra Hardware—Home automation projects have been popular as long as microcontrollers have been available to the general public. Building computers to handle minutia...
- + Cryo-EM: Freezing Time to Take Snapshots of Myosin and Other Molecular Systems—Using technologies like electron microscopy (EM) it is possible to capture molecular mechanisms in great detail, but not when these mechanisms are cur...
- + Do You Trust Your Cheap Fuses?—When a fuse is fitted in a power rail, it gives the peace of mind that the circuit is protected. But in the case of some cheap unbranded fuses of ...
- + Linux Fu: Getting Started with Systemd—I will confess. I started writing this post about some stupid systemd tricks. However, I wanted to explain a little about systemd first, and that woun...
- + WSPR To The Wind With A Pi Pico High Altitiude Balloon—They say that if you love something, you should set it free. That doesn’t mean that you should spend any more on it than you have to though, whi...
- + Let Your Finger Do the Soldering With Solder Sustainer v2—Soldering is easy, as long as you have one hand to hold the iron, one to hold the solder, and another to hold the workpiece. For those of us not R...
- + Exploring the Bendix G-15’s Typewriter—The Bendix Corporation’s Bendix G-15 was introduced in 1956 as an affordable system for industrial and scientific markets. As with any computer ...
- + Synesthetic Clock Doesn’t Require Synesthesia—We often think of synesthetes as those people who associate say, colors with numbers. But the phenomenon can occur with any of the senses. Simply put,...
- + FLOSS Weekly Episode 778: OctoPrint — People Are Amazing at Breaking Things—This week Jonathan Bennett and Katherine Druckman sit down with Gina Häußge to talk OctoPrint! It’s one of our favorite ways to babysit our 3D p...
- + Baseboard Heaters Get Automated—If you’re lucky enough to have central heating and/or air conditioning, with an automatic thermostat, you probably don’t have to worry too...
- + Chandra X-ray Observatory Threatened by Budget Cuts—Launched aboard the Space Shuttle Columbia in July of 1999, the Chandra X-ray Observatory is the most capable space telescope of its kind. As of this ...
- + Homebrew Network Card with No CPU—A modern normal network card will have onboard an Ethernet controller which, of course, is a pre-programmed microcontroller. Not only does it do the t...
- + Get Today’s Forecast in Classic 90s Weather Channel Style—Remember when The Weather Channel actually had weather? It’s been a while, but we sure remember what a boon Local on the 8’s was when gett...
- + Wozamp Turns Apple II Into Music Player—Besides obvious technological advancements, early computers built by Apple differed in a major way from their modern analogs. Rather than relying on p...
- + Hackaday Europe is Almost Here, Last Call for Tickets—By the time this post hits the front page, we’ll be just a few days away from the kickoff of Hackaday Europe 2024! For those of you joining us i...
- + How DEC’s LANBridge 100 Gave Ethernet a Fighting Chance—When Ethernet was originally envisioned, it would use a common, shared medium (the ‘Ether’ part), with transmitting and collision resoluti...
- + Emails Over Radio—The modern cellular network is a marvel of technological advancement that we often take for granted now. With 5G service it’s easy to do plenty ...
- + Soldering the Elusive USB C Port—Many SMD components, including some USB C ports, have their terminals under the component. When installed, the pins are totally hidden. So, how do you...
- + On Cloud Computing And Learning to Say No—Do you really need that cloud hosting package? If you’re just running a website — no matter whether large or very large — you probab...
- + In a Twist, Humans Take Jobs from AI—Back in the 1970s, Rockwell had an ad that proudly proclaimed: “The best electronic brains are still human.” They weren’t wrong. Com...
- + Adjustable Lights Help Peer Inside Chips with IR—If you’re used to working through a microscope, you’ve probably noticed that the angle of the light greatly affects how your workpiece loo...
- + Bye Bye Green Screen, Hello Monochromatic Screen—It’s not uncommon in 2024 to have some form of green background cloth for easy background effects when in a Zoom call or similar. This is a tech...
- + PumpkinOS: A Modern Reimplementation of PalmOS for Today’s Platforms—In a world where the personal digital assistant (PDA) has become yet another retro computing system, it’s always nice when experiencing the soft...
- + Query Your C Code—If you’ve ever worked on a large project — your own or a group effort — you know it can be difficult to find exactly where you want ...
- + A Brief History of Keyboard Encoding—While typing away on our DIN, PS/2, USB or Bluetooth keyboards one of the questions which we rarely concern ourselves with is that of how the keyboard...
- + Royal Typewriter Gets a Second (or Third) Life—Usually when we are restoring something with a keyboard, it is some kind of old computer or terminal. But [Make it Kozi] wanted an old-fashioned typew...
- + The Rise and Fall of Silicon Graphics—Maybe best known as the company which brought a splash of color to corporate and scientific computing with its Indigo range of computer systems, Silic...
- + Ultimate Power: Lithium-Ion Packs Need Some Extra Circuitry—A LiIon pack might just be exactly what you need for powering a device of yours. Whether it’s a laptop, or a robot, or a custom e-scooter, a CPA...
- + 1950s Switching Power Supply Does it Mechanically—When you hear about a switching power supply, you think of a system that uses an inductor and a switch to redistribute energy from the input to the ou...
- + Heating Mars On The Cheap—Mars is fairly attractive as a potential future home for humanity. It’s solid, with firm land underfoot. It’s able to hang on to a little ...
- + Fortran and WebAssembly: Bringing Zippy Linear Algebra to NodeJS & Browsers—With the rise of WebAssembly (wasm) it’s become easier than ever to run native code in a browser. As mostly just another platform to target, it ...
- + KanaChord Is a Macro Pad for Japanese Input—There are various situations that warrant additional keyboards on your desk, and inputting a second language is definitely a good one. That’s th...
- + Fixing an Expensive Smart Toaster is Worth the Time—There was a time when the simplest and cheapest kitchen appliance you could think of was a toaster. Some nichrome wire, a spring, and a mechanical the...
- + A Spark Gap Transmitter, Characterized—When we think of a spark gap radio transmitter, most of us immediately imagine an early twentieth century ship’s radio room or similar. Most of ...
- + Hackaday Links: April 7, 2024—Folks with a bit of knowledge about network security commonly use virtual private networks (VPNs) when out and about. Whether you’re connecting ...
- + Emergency DIP Pin Repair For Anyone—Who has not at some point in their lives experienced the horror of a pin on a DIP package breaking off? It’s generally game over, but what if yo...
- + Squishy Miter Saw Shroud Spares you the Sneezy Bits—Let’s be honest. When it comes to operating miter saws, these tools kick dust out the back like a spray paint can. Most of us have accepted this...
- + The Easy Way To Make A Smart Appliance—It seems that finding an appliance without some WiFi connectivity and an app to load your laundry data into the cloud is an increasingly difficult thi...
- + Comparing Desoldering Tools—[Lee] has a Hakko FR301 desoldering gun and a Duratool knockoff. He freely admits that the Hakko is probably better, but he wonders if it’s good...
- + Jpegli: Google’s Better JPEG and Possible Death Knell for WebP—Along with the rise of the modern World Wide Web came the introduction of the JPEG image compression standard in 1992, allowing for high-quality image...
- + Inside a Hisense TV Repair Attempt—Many of us misspent our youth fixing televisions. But fixing a 1970s TV is a lot different than today — the parts were big and tubes were made t...
- + How to Properly Patch Your Iowa-Class Battleship—There’s a saying among recreational mariners that the word “boat” is actually an acronym for “bring out another thousand”...
- + DIY 6 GHZ Pulse Compression Radar—Conceptually, radar is pretty simple: send out a radio wave and time how long it takes to get back via an echo. However, in practice, there are a numb...
- + Kid’s Ride Gets Boosted Battery, ESP32 Control—That irresistible urge to rescue an interesting piece of hardware from the trash is something that pretty much every Hackaday reader will have felt at...
- + IRC Client on Bare Metal—In the beginning, there was the BIOS, and it was good. A PC’s BIOS knows how to set up the different hardware devices, grab a fixed part of a ha...
- + Understand Your Tools: Finger Exercises—A dip meter is basically a coil of wire that, when you excite it, you can use to tell if something inside that coil is resonating along. This lets you...
- + Voyager 1 Issue Tracked Down to Defective Memory Chip—After more than forty-six years all of us are likely to feel the wear of time, and Voyager 1 is no different. Following months of harrowing troublesho...
- + Linear Feedback Shift Registers for FPGAs—If you want to start an argument at a Hackaday meeting, you have only to ask something like “How much does this weigh?” or “What tim...
- + ColecoVision Cart Rises from Ashes—We felt bad for [Mark] of Mark Fixes Stuff. Apparently, his house burned down and took virtually everything, including his retrocomputer collection. H...
- + A Simple Line Injector Shows You The Wonderful World Of PSRR—[limpkin] writes us to show a line injector they’ve designed. The principle is simple — if you want to measure how much PSU noise any of y...
- + 3D Printer Hot Off the Griddle—If you look at [Proper Printing’s] latest video — see below — you’ll immediately get the idea behind his latest printer. There...
- + ESP32 Provides Distraction-Free Writing Experience—Writing out a few thousand words is easy. Getting them in the proper order, now that’s another story entirely. Sometimes you’ll find yours...
- + A Drone Motor Does e-Bikes—On paper, the motors from both an electric bicycle and a drone can both take about 500 watts or so of power. Of course, their different applications m...
- + Fictional Computers: The Three Body Problem—If you intend to see the Netflix series “The Three Body Problem” or you want to read the Hugo-winning story from Chinese author [Cixin Liu...
- + Hackaday Podcast Episode 265: Behind the Epic SSH Hack, 1980s Cyber Butler, The Story of Season 7—This week, Editor-in-Chief Elliot Williams and Kristina Panos convened once again to give the lowdown on this week’s best hacks. First up in the...
- + Extenders And Translators For Your I2C Toolkit—If you’ve ever been laying out a network I2C devices inside a project box or throughout your robot’s body, you’ll probably know that...
- + This Week in Security: XZ, ATT, and Letters of Marque—The xz backdoor is naturally still the top story of the week. If you need a refresher, see our previous coverage. As expected, some very talented reve...
- + Europa Clipper Asks Big Questions of the Jovian Moon—Are we alone? While we certainly have lots of strange lifeforms to choose from as companions here on our blue marble, we have yet to know if thereR...
- + 3M’s Floppy Disks: A Story of Success and the Birth of Imation—3M, or as it was officially called until 2002, the Minnesota Mining and Manufacturing Company is one of those odd-duck companies where if you ask what...
- + Finally Taming Thunderbolt With Third-Party Chips—Thunderbolt has always been a functionally proprietary technology, held secret by Intel until “opening” the standard in a way that evident...
- + TOMOS Moped Becomes Electric Beast—The TOMOS 50cc moped, a small motorcycle produced in Yugoslavia and the Netherlands, has for decades been a common sight on European roads and provide...
- + USB HID And Run Exposes Yet Another BadUSB Surface—You might think you understand the concept of BadUSB attacks and know how to defend it, because all you’ve seen is opening a terminal window. Tu...
- + Vibratory Rock Tumbler Bounces on Printed Spring—If you’re reading Hackaday, there’s a good chance you had a rock tumbler in your younger days. Hell, we’d put odds on a few of you h...
- + 3D Navigator for Blender—If you work with high-end CAD workstations, you may have encountered a SpaceMouse or similar devices. Sort of a mouse with an extra dimension, they ar...
- + Ultimate Power: Lithium-Ion Batteries In Series—At some point, the 3.6 V of a single lithium ion battery just won’t do, and you’ll absolutely want to stack LiIon cells in series. When yo...
- + How Much Thrust Is Your Prop Really Making?—The problem of components not conforming to their claimed specification is one that must challenge engineers in all fields, including it seems, that o...
- + Where Graph Theory Meets The Road: The Algorithms Behind Route Planning—Back in the hazy olden days of the pre-2000s, navigating between two locations generally required someone to whip out a paper map and painstakingly fi...
- + Amazon’s ‘Just Walk Out’ Shopping is Out, Moves to Dash Carts at Its Grocery Stores—After a few years of Amazon promoting a grocery shopping experience without checkout lines and frustrating self-checkout experiences, it is now ditchi...
- + A Fun Exploit For Canon Printers Brings GDB Gifts—Modern printers make it all that much more tempting to try and hack them — the hardware generally tends to be decent, but the firmware appears t...
- + Make A GPS Antenna Compatible With Same Manufacturer’s Receiver—GPS can be a bit complex of a technology – you have to receive a signal below the noise floor, do quite a bit of math that relies on quantum &#...
- + A NanoVNA as a Dip Meter—A staple of the radio amateur’s arsenal of test equipment in previous decades was the dip meter. This was a variable frequency oscillator whose ...
- + FLOSS Weekly Episode 777: Asterisk — Wait, Faxes?—This week Jonathan Bennett and David Ruggles sit down with Joshua Colp to talk about Asterisk! That’s the Open Source phone system software you ...
- + ESP-Prog-Adapter Makes Your ESP32 Tinkering Seamless—Did you ever struggle with an ESP32 board of yours, wishing you had exposed that UART, or seriously lacking the JTAG port access? If so, you should se...
- + Making the Halo 2 Battle Rifle Real—We’ve just been shown a creation that definitely belongs on the list of impressive videogame replicas. This BR55 rifle built by [B Squared Mfg] ...
- + PCB Design Review: Tinysparrow, A Module For CAN Hacking Needs—I enjoy seeing modules that can make designing other devices easier, and when I did a call for design reviews, [enp6s0] has submitted one such board t...
- + Recovering a Physically Broken SD Card—There is much to be found online about recovering data from corrupt SD cards, but [StezStix Mix] had an entirely different problem with his card. He&#...
- + Space Mirrors: Dreams of Turning The Night Into Day Around the Clock—Recently, a company by former SpaceX employee Ben Nowack – called Reflect Orbital – announced that it is now ready to put gigantic mirrors...
- + The Apple They Should Have Made, But Didn’t—Whenever there is a large manufacturer of a popular product in the tech space, they always attract tales of near-mythical prototypes which would have ...
- + Crash IoT Devices Through Protocol Fuzzing—IoT protocols are a relatively unexplored field compared to most PC-exposed protocols – it’s bothersome to need a whole radio setup before...
- + Lamp Becomes Rotating, Illuminated Sign for Festival Table—Two things we love are economical solutions to problems, and clever ways to use things for other than their intended purpose. [CelGenStudios] hits bot...
- + A Nifty F1C100S Dual-Board Computer—The F1C100S (and the F1C200S) is a super simple CPU to use – it’s QFN, it has RAM built-in, and it can run Linux. It just makes sense that...
- + Wear Testing Different 3D Printer Filaments—Over the couple of decades or so since it started to be available at an affordable level, 3D printing has revolutionized the process of making custom ...
- + Giant Sails Actually Help Cargo Ships Save Fuel, And the Planet In Turn—Shipping is not a clean business. The global economy is fueled by trade, and much of that trade involves hauling product from point A to point B. A gr...
- + Multiply Your Multimeter with Relays and USB—Multimeters are a bit like potato chips: you can’t have just one. But they’re a lot more expensive than potato chips, especially the good ...
- + Mining and Refining: Tungsten—Our metallurgical history is a little bit like a game of Rock, Paper, Scissors, only without the paper; we’re always looking for something hard ...
- + Espressif’s ESP32-P4 Application Processor: Details Begin To Emerge—Every now and then there’s a part that comes along which is hotly anticipated, but which understandably its manufacturer remains tight-lipped ab...
- + PhotonPower Zero For Effortless Solar Pi Zero Projects—A Pi Zero doesn’t need much to sustain itself, and it’s projects like the PhotonPower Zero that remind us of it its low appetite when we n...
- + A Supercapacitor From Mushrooms—The supercapacitor is an extremely promising energy storage technology, and though they have yet to reach parity with the best batteries in terms of e...
- + Why Is My 470uF Electrolytic Cap More Like 20uF?—Inductors are more like a resistor in series with an ideal inductor, resistors can be inductors as well, and well, capacitors aren’t just simply...
- + Fire Up The 3D Printer and Build Yourself a Spiderbot—Robots are cool, so check out [Atlin Anderson]’s Spiderbot (video, embedded below) which can be made with 3D printed parts, hobby servos, and ES...
- + Pinkpad, A DIY Laptop You Must Print In Pink—Looking to build a laptop all on your own? Check out the Pinkpad, a DIY laptop project that as if appeared out of nowhere, gives you a based on an &#...
- + SatCat5: UART, SPI and I2C via Ethernet With FPGA-Based Design—To the average microcontroller, Ethernet networks are quite a step up from the basic I2C, SPI and UART interfaces, requiring either a built-in Etherne...
- + How Star Trek Breached The Defences Of A Major Broadcaster—Back in 2000 in the brief lull between COVID lockdowns in the UK, I found myself abruptly on the move, with a very short time indeed to move my posses...
- + 6502 Hacking Hack Chat—Join us on Wednesday, April 3rd at noon Pacific for the 6502 Hacking Hack Chat with Anders Nielsen! Back in the early days of the personal computing r...
- + OSHW Framework Laptop Expansion Hides Dongles—If you’ve got a wireless keyboard or mouse, you’ve probably got a receiver dongle of some sort tucked away in one of your machine’s ...
- + Wrencher-2: A Bold New Direction For Hackaday—Over the last year it’s fair to say that a chill wind has blown across the face of the media industry, as the prospect emerges that many content...
- + Flipper Zero Panic Spreads To Oz: Cars Unaffected—A feature of coming to adulthood for any young person in the last quarter of the twentieth century would have been the yearly warnings about the dange...
- + Cold Boot Attack You Can Do With A Pi—A cold boot attack is a way to extract RAM contents from a running system by power cycling it and reading out RAM immediately after loading your own O...
- + 3D Printing Computer Space—The first computer game available as a commercial arcade cabinet is unsurprisingly, a rare sight here in 2024. Nolan Bushnel and Ted Dabney’s 19...
- + Exploit the Stressed-out Package Maintainer, Exploit the Software Package—A recent security vulnerability — a potential ssh backdoor via the liblzma library in the xz package — is having a lot of analysis done on...
- + Hackaday Links: March 31, 2024—Battlelines are being drawn in Canada over the lowly Flipper Zero, a device seen by some as an existential threat to motor vehicle owners across the G...
- + Give Your Pi Pico Captouch Inputs For All Your Music Needs—Unlike many modern microcontrollers, RP2040 doesn’t come with a native capacitive touch peripheral. This doesn’t mean you can’t do i...
- + ESP-Drone: Building an ESP32-Based Quadcopter For Not Much Cash—What’s the cheapest quadcopter you can build? As [Circuit Digest] demonstrates with their variant of the ESP-Drone project by Espressif, you onl...
- + Drop-In Switch Mode Regulators—Perhaps the simplest way to regulate a DC voltage is using a voltage divider and/or an active device like a Zener diode. Besides simplicity, they have...
- + Modular Vacuum Table Custom-Fits The Parts—[enhydra] needed to modify a bunch of side inserts from some cheap ABS enclosures, and to save time and effort, he created a simple vacuum table with ...
- + A Threat Level Monitor For Everyone—A TV news pundit might on any given evening in 2024 look at the viewers and gravely announce that we are living in uncertain times. Those of us who...
- + Playing Chess Against Your Printer, with PostScript—Can you play chess against your printer? The answer will soon be yes, and it’s thanks to [Nicolas Seriot]’s PSChess. It’s a chess en...
- + Using Electroadhesion To Reversibly Adhere Metals and Graphite to Hydrogels and Tissues—The usual way to get biological tissues and materials like gels and metals to stick together is using sutures, adhesives or both. Although this genera...
- + A Single Transistor Solid State Tesla Coil—Tesla coils are one of those builds that capture the interest of almost anybody passing by. For the naïve constructor, they look simple enough, but th...
- + A Practical Guide To Understanding How Radios Work—How may radios do you own? Forget the AM/FM, GMRS/FRS radios you listen to or communicate with. We’re talking about the multiple radios and ante...
- + SMD Soldering, Without The Blobs—Hand soldering of surface mount components is a bread-and-butter task for anyone working with electronics in 2024. So many devices are simply no longe...
- + Too Much Over-optimization is Never Enough!—A discussion came up on the Hackaday Discord PCB design channel about resistor networks, and it got me thinking about whether we (the hacker community...
- + How Much Bandwidth Does CW Really Occupy?—Amateur radio license exams typically have a question about the bandwidths taken up by various modulation types. The concept behind the question is pr...
- + A Telegraph Interface For the Hacker Hotel 2024 Badge—Hacker Hotel is a small Dutch hacker event that takes place, as its name suggests, in a hotel. It’s a welcome high point in the damp of a north-...
- + Video Killed the Radio Alarm Clock—For decades now, MTV has been on a bizarre trajectory given its original name was an acronym for Music Television. In the original days in the 80s and...
As of 4/20/24 6:13am. Last new 4/20/24 5:28am. Score: 171
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