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This Nixie Device is Useless, But Pretty
Nixie clocks, they’re a bit of a cliché, aren’t they? But still, they’re pretty to look at. [Marcin Saj] has completely got our number, and with his Useless Nixie Device has stripped away any pretence...
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An SLA-Printed Pogo Pin Programming Jig
If you have a microcontroller to program, it can be an easy enough process to hook up a serial lead and perform the task. If however you have hundreds of microcontrollers on PCBs to program,...
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An Enigma Wrapped In A Riddle Wrapped In A Vintage Radio
Puzzle boxes are great opportunities for hacking. You can start with a box which was originally used for something else. You get to design circuitry and controls which offer a complex puzzle for the...
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Hackaday Links: September 30, 2018
If you’re looking for an Open Source computer, good luck. The RISC-V stuff isn’t there yet, and with anything else you’re going to be dealing with NDA’d Intel, AMD, or some other proprietary cruft....
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What’s the Cheapest Way to Scan Lots of Buttons?
So you’re building a new mechanical keyboard. Or attaching a few buttons to a Raspberry Pi. Or making the biggest MIDI grid controller the world has ever know. Great! The first and most important...
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How to Build an Inverter, and Why Not to Bother
It’s ridiculously easy to lay hands on a cheap DC-to-AC inverter these days. They’re in just about every discount or variety store and let you magically plug in mains powered devices where no outlets...
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Microsoft Releases Crown Jewels — From 1982!
If you look back 30 or so years ago, it wasn’t clear what was going to happen with personal computers. One thing most people would have bet on, though, was that CP/M — the operating system from...
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High Detail 3D Printing With An Airbrush Nozzle
On a fused deposition modeling (FDM) 3D printer, the nozzle size dictates how small a detail you can print. Put simply, you can’t print features smaller than your nozzle for the same reason you’d have...
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Add Some Edge To Your Blades With Blown-Arc Plasma
If you polled science fiction fans on what piece of technology portrayed by the movies that they most desire, chances are pretty good that the lightsabers from the Star Wars franchise would be near...
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Continuous Seltzer Deployment System Solves Our Bubbly-Water Sourcing Problems
Seltzer water – that bubbly, carbonated water that disappoints sugar-craving children everywhere – has experienced a steady rise in popularity over the past few years. This is perhaps partly fueled by...
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VinylVideo Is Literally Video On Vinyl
It’s often said that the music etched into a vinyl record takes on a transcendent quality that you simply can’t find in a digital recording, but does that still apply when you add motion picture? The...
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Tiny WiFi-Enabled ARM MCU for Tiny Projects
Ever since the ESP8266 WiFi-enabled microcontroller came on the scene, it seemed like suddenly everyone came up with WiFi-enabled projects. But the ESP8266 is not the only game in town! Reader...
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Experimenting With Extruded Elements
Conventional 3D printing and other additive manufacturing methods are highly effective at producing parts of irregular geometries that are difficult or impossible to create with other methods....
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A New Take On Building A Portable N64
When home consoles go mobile, whether in the form of modded original hardware or emulation, they usually take a pretty standard shape. A screen in the middle, with buttons either on the sides or below...
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Artistic Collaboration With AI
Ever since Google’s Deep Dream results were made public several years ago, there has been major interest in the application of AI and neural network technologies to artistic endeavors. [Helena Sarin]...
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A New Tilt on RC Car Controllers
If you are a lover of all-things remote-conteolled, it’s likely that you know a thing or two about controllers. You’ll have one or two of the things, both the familiar two-joystick type and the...
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Keep ‘Em Flying with this Monster DIY Battery
If you’ve spent an afternoon at the sticks of a remote-controlled aircraft, you’re probably well aware of the great limiter for such exploits: battery life. In the days when most RC aircraft were gas...
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New Part Day: The Fifty Cent USB Chip
If you want to plug a USB cable into your next project, you’ve got a problem. USB is not UART, and UART is what every microcontroller serial port wants. To add USB to your microcontroller project,...
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Ants, Dirt, Rain, And The Commodore 64 That Wouldn’t Quit
Some electronics gear is built for the roughest conditions. With rugged steel cases, weatherproof gaskets, and cables passing through sealed glands, these machines are built to take the worst that...
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Robot Solves Rubik’s Cube With One Hand Tied Behind Its Back
For all those who have complained about Rubik’s Cube solving robots in the past by dismissing purpose-built rigs that hold the cube in a non-anthropomorphic manner: checkmate. The video below shows...
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