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/)

Building a C-3PO You Can Really Talk To
https://hackaday.com/2026/05/02/building-a-c-3po-you-can-really-talk-to/

C-3PO is one of the more famous movie robots out there. However, we don’t see a lot of replicas built, perhaps because in speech and mannerisms, he’s quite hard to …read more (https://hackaday.com/2026/05/02/building-a-c-3po-you-can-really-talk-to/)

A Tool For Testing CANopen Networks
https://hackaday.com/2026/05/03/a-tool-for-testing-canopen-networks/

If you find yourself working with CANopen CC networks, you might find yourself in need of a tool for monitoring what’s happening on the wire. [Michael Fitzmayer] whipped up a …read more (https://hackaday.com/2026/05/03/a-tool-for-testing-canopen-networks/)

Squeezing Fluids With the Right Peristaltic Pump for the Task
https://hackaday.com/2026/05/03/squeezing-fluids-with-the-right-peristaltic-pump-for-the-task/

Peristaltic pumps are a very simple and effect device for transferring fluids without said fluid ever coming into contact with any part of the pump mechanism. At their core they …read more (https://hackaday.com/2026/05/03/squeezing-fluids-with-the-right-peristaltic-pump-for-the-task/)

Photographing The ISS With A Thrift Store Lens Is Challenging
https://hackaday.com/2026/05/03/photographing-the-iss-with-a-thrift-store-lens-is-challenging/