Debugging a Stopped Foucault Pendulum’s Electronics
https://hackaday.com/2026/05/02/debugging-a-stopped-foucault-pendulums-electronics/

After the Foucault pendulum at the Houston Museum of Natural Science stopped working a while back after maintenance on the building, workers set out to determine what was wrong with …read more (https://hackaday.com/2026/05/02/debugging-a-stopped-foucault-pendulums-electronics/)

This Handy Synth Packs An ESP32
https://hackaday.com/2026/05/02/this-handy-synth-packs-an-esp32/

Since the first electronic hobbyist wired up a multivibrator to a keyboard many decades ago, electonic synthesisers have been a staple of home-made projects. Now with the proliferation of significantly …read more (https://hackaday.com/2026/05/02/this-handy-synth-packs-an-esp32/)

Peripherals Hacks
https://hackaday.com/2026/05/02/peripherals-hacks/

Custom peripheral projects are among the most rewarding. Especially if you’re like me and you sit at the computer eight hours per day, anything that you can use on a …read more (https://hackaday.com/2026/05/02/peripherals-hacks/)

IR Device Control That Lives Off The Cloud
https://hackaday.com/2026/05/02/ir-device-control-that-lives-off-the-cloud/

There are lots of smart home systems that will let you blast your older dumb appliances with infrared to control them. However, many are tied to ugly cloud systems that …read more (https://hackaday.com/2026/05/02/ir-device-control-that-lives-off-the-cloud/)

Pushing as Many Pixels as Possible to a CRT: Interlaced 4K
https://hackaday.com/2026/05/02/pushing-as-many-pixels-as-possible-to-a-crt-interlaced-4k/

Some people love CRTs to a degree that the uninitiated may find obsessive. We all have our thing, and for [Found Tech], it’s absolutely pointing particle accelerators at his face …read more (https://hackaday.com/2026/05/02/pushing-as-many-pixels-as-possible-to-a-crt-interlaced-4k/)

Let Twitch Chat Control Your LED Strings
https://hackaday.com/2026/05/02/let-twitch-chat-control-your-led-strings/

Once upon a time, someone set up a livestream wherein the messages from Twitch chat could control a game of Pokemon. Since then, we’ve seen Twitch control all sorts of …read more (https://hackaday.com/2026/05/02/let-twitch-chat-control-your-led-strings/)

Matching Transistors
https://hackaday.com/2026/05/02/matching-transistors/

Transistors in some circuit configurations work together and, frequently, need to be matched. This is so common that you can sometimes find ICs that are just a pair of transistors …read more (https://hackaday.com/2026/05/02/matching-transistors/)