If you’re the sort who finds beauty in symmetry – and I’m not talking about your latest PCB layout – then you’ll appreciate this clever take on the long-tailed pair. …read more (https://hackaday.com/2025/03/17/current-mirrors-tame-common-mode-noise/)

Simple Robot Assembled From E-Waste Actually Looks Pretty Cool
https://hackaday.com/2025/03/17/simple-robot-assembled-from-e-waste-actually-looks-pretty-cool/

If you’re designing a robot for a specific purpose, you’re probably ordering fresh parts and going with a clean sheet design. If you’re just building for fun though, you can …read more (https://hackaday.com/2025/03/17/simple-robot-assembled-from-e-waste-actually-looks-pretty-cool/)

DIY Your Own Red Light Therapy Gear
https://hackaday.com/2025/03/18/diy-your-own-red-light-therapy-gear/

There are all kinds of expensive beauty treatments on the market — various creams, zappy lasers, and fine mists of heavily-refined chemicals. For [Ruth Amos], a $78,000 LED bed had …read more (https://hackaday.com/2025/03/18/diy-your-own-red-light-therapy-gear/)

Writing a GPS Receiver from Scratch
https://hackaday.com/2025/03/18/writing-a-gps-receiver-from-scratch/

GPS is an incredible piece of modern technology. Not only does it allow for locating objects precisely anywhere on the planet, but it also enables the turn-by-turn directions we take …read more (https://hackaday.com/2025/03/18/writing-a-gps-receiver-from-scratch/)

Checking In On the ISA Wars and Its Impact on CPU Architectures
https://hackaday.com/2025/03/18/checking-in-on-the-isa-wars-and-its-impact-on-cpu-architectures/

An Instruction Set Architecture (ISA) defines the software interface through which for example a central processor unit (CPU) is controlled. Unlike early computer systems which didn’t define a standard ISA …read more (https://hackaday.com/2025/03/18/checking-in-on-the-isa-wars-and-its-impact-on-cpu-architectures/)

Simulating Embedded Development To Reduce Iteration Time
https://hackaday.com/2025/03/18/simulating-embedded-development-to-reduce-iteration-time/

There’s something that kills coding speed—iteration time. If you can smash a function key and run your code, then watch it break, tweak, and smash it again—you’re working fast. But …read more (https://hackaday.com/2025/03/18/simulating-embedded-development-to-reduce-iteration-time/)

Keebin’ with Kristina: the One with the Cheesy Keyboard
https://hackaday.com/2025/03/18/keebin-with-kristina-the-one-with-the-cheesy-keyboard/

Let’s just kick things off in style with the fabulously brutalist Bayleaf wireless split from [StunningBreadfruit30], shall we? Be sure to check out the wonderful build log/information site as well …read more (https://hackaday.com/2025/03/18/keebin-with-kristina-the-one-with-the-cheesy-keyboard/)

The Capacitor Plague of the Early 2000s
https://hackaday.com/2025/03/18/the-capacitor-plague-of-the-early-2000s/

Somewhere between the period of 1999 and 2007 a plague swept through the world, devastating lives and businesses. Identified by a scourge of electrolytic capacitors violently exploding or splurging their …read more (https://hackaday.com/2025/03/18/the-capacitor-plague-of-the-early-2000s/)

A Foot Pedal To Supplement Your Keyboard
https://hackaday.com/2025/03/18/a-foot-pedal-to-supplement-your-keyboard/