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Clock Monitors Deep Space Network, Keeps Vigil Over Lost Mars Rover
It’s been a long, long time since we heard from Opportunity, the remarkable Mars rover that has shattered all expectations on endurance and productivity but has been silent since a planet-wide dust...
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Perfecting the Solar Powered Web Server
Running a server completely off solar power seems like it would be a relatively easy thing to do: throw up a couple of panels, tack on a charge controller and a beefy battery, and away you go. But the...
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Knock Your 3D Printer Down To 2D
Hackers love 3D printers. In fact, they might love them a little too much. We hope know we aren’t be the only ones who couldn’t turn down a good deal on an overseas printer (or two). But when you’re...
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Pocket High Voltage Generator Becomes Great Test Tool
[The LED Artist] often found a need for a relatively high voltage (100 to 200 Volt) but low current DC power supply, and it turns out that a small HV generator that uses a single AA cell only took...
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Programming A RISC-V Softcore With Ada
We were contacted by [morbo] to let us know about a project on the AdaCore blog that concerns programming a PicoRV32 RISC-V softcore with Ada. The softcore itself runs on a Lattice ICE40LP8K-based...
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Another Drawbot Uses A Pi And Web Sockets
There’s something about art. Cavemen drew on walls. People keep programming drawing robots. One we’ve seen recently is [Andy’s] Drawbot that uses WiFi and WebSockets to draw on just about any flat...
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Is 2018 Finally the Year of Windows on the Robot?
Microsoft is bringing ROS to Window 10. ROS stands for Robot Operating System, a software framework and large collection of libraries for developing robots which we recently wrote an introductory...
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Hacking The ZH03B Laser Particle Sensor
Laser particle detectors are a high-tech way for quantifying whats floating around in the air. With a fan, a laser, and a sensitive photodetector, they can measure smoke and other particulates in...
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Putting The Sega Teradrive Into Overdrive
During the 80s and 90s it seemed like Japan got all the good stuff when it came to videogames. In the US there were consoles called the NES, the TurboGrafx-16, and the Genesis. While in Japan they had...
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Using AI To Pull Call Signs From SDR-Processed Signals
AI is currently popular, so [Chirs Lam] figured he’d stimulate some interest in amateur radio by using it to pull call signs from radio signals processed using SDR. As you’ll see, the AI did just okay...
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One-Legged Jumping Robot Shows That Control Is Everything
Robots that can jump have been seen before, but a robot that jumps all the time is a little different. Salto-1P is a one-legged jumping robot at UC Berkeley, and back in 2017 it demonstrated the...
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Adding Bluetooth to Original SNES Controllers
There’s a bunch of companies selling wireless Super Nintendo style controllers out there. You can go on Amazon and get any number of modern pads that at least kinda-sorta look like what came with...
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Recovering Data From A Vintage MFM Drive
Even if you aren’t a vintage computer aficionado, you’re probably aware that older computer hard drives were massive and didn’t hold much data. Imagine a drive that weighs several pounds, and only...
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Build Your Own LAN Cable Tester
Sure, you can buy a cable tester, but what fun is that? [Ashish] posted a nice looking cable tester that you can build with or without an onboard Arduino. If you don’t use an Arduino, the project uses...
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The Little Cat That Could
Most humans take a year to learn their first steps, and they are notoriously clumsy. [Hartvik Line] taught a robotic cat to walk [YouTube link] in less time, but this cat had a couple advantages over...
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Atari Lynx Becomes Modern 2600 Console Homage
With its introduction in 1989, the Atari Lynx was the first handheld videogame system to include a color LCD. The gigantic size and equally gigantic price tag did not win-over a massive audience, but...
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Studying Airplane Radio Reflections With SDR
A property of radio waves is that they tend to reflect off things. Metal surfaces in particular act as good reflectors, and by studying how these reflections work, it’s possible to achieve all manner...
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Trashed TV Gets RGB LED Backlight
It might not be obvious unless you’ve taken one apart, but most of the TVs and monitors listed as “LED” are simply LCD panels that use a bank of LEDs to illuminate them from behind. Similarly, what are...
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Swedish Front Plus Japanese Back Makes For Useful Hybrid Camera
Professional or amateur, doing things the hard way doesn’t always make for better results. Take photography as an example. Once upon a time, the success or failure of what happened during the instant...
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Bird Beats Cancer With The Help Of A 3D-Printed Prosthetic
It’s a reasonable certainty that 3D-printing is one day going to be a huge part of medicine. From hip implants to stents that prop open blood vessels to whole organs laid down layer by layer, humans...
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