[MSylvain59] likes to tear down old surplus, and in the video below, he takes apart a German transceiver known as a U-600M. From the outside, it looks like an unremarkable …read more (https://hackaday.com/2025/03/08/transceiver-reveals-unusual-components/)

Expensive Camera, Cheap 3D-Printed Lens
https://hackaday.com/2025/03/08/expensive-camera-cheap-3d-printed-lens/

If you’re a photography enthusiast, you probably own quite a few cameras, but the chances are your “good” one will have interchangeable lenses. Once you’ve exhausted the possibilities of the …read more (https://hackaday.com/2025/03/08/expensive-camera-cheap-3d-printed-lens/)

Writing an OLED Display Driver in MicroZig
https://hackaday.com/2025/03/08/writing-an-oled-display-driver-in-microzig/

Although most people would use C, C++ or MicroPython for programming microcontrollers, there are a few more obscure options out there as well, with MicroZig being one of them. Recently …read more (https://hackaday.com/2025/03/08/writing-an-oled-display-driver-in-microzig/)

Fictional Computers: EMERAC was the Chatbot of 1957
https://hackaday.com/2025/03/08/fictional-computers-emerac-was-the-chatbot-of-1957/

Movies mirror the time they were made. [ErnieTech] asserts that we can see what people thought about computers back in 1957 by watching the classic Spencer Tracy/Katharine Hepburn movie “Desk …read more (https://hackaday.com/2025/03/08/fictional-computers-emerac-was-the-chatbot-of-1957/)

Retrotechtacular: Better Living Through Nuclear Chemistry
https://hackaday.com/2025/03/08/retrotechtacular-better-living-through-nuclear-chemistry/

The late 1950s were such an optimistic time in America. World War II had been over for less than a decade, the economy boomed thanks to pent-up demand after years …read more (https://hackaday.com/2025/03/08/retrotechtacular-better-living-through-nuclear-chemistry/)

The Coolest Batteries You’ve Never Heard Of
https://hackaday.com/2025/03/09/the-coolest-batteries-youve-never-heard-of/

Imagine cooling your building with the same principle that kept Victorian-era icehouses stocked with lake-frozen blocks, but in modern form. That’s the idea behind ice batteries, a clever energy storage …read more (https://hackaday.com/2025/03/09/the-coolest-batteries-youve-never-heard-of/)

Fixing an Unpleasant SD Card Slot Issue In a NanoVNA
https://hackaday.com/2025/03/09/fixing-an-unpleasant-sd-card-slot-issue-in-a-nanovna/

SD cards & the much smaller microSD cards are found on many devices, with the card often accessible from outside the enclosure. Unfortunately there’s a solid chance that especially small …read more (https://hackaday.com/2025/03/09/fixing-an-unpleasant-sd-card-slot-issue-in-a-nanovna/)

Taming the Wobble: An Arduino Self-Balancing Bot
https://hackaday.com/2025/03/09/taming-the-wobble-an-arduino-self-balancing-bot/

Getting a robot to stand on two wheels without tipping over involves a challenging dance with the laws of physics. Self-balancing robots are a great way to get into control …read more (https://hackaday.com/2025/03/09/taming-the-wobble-an-arduino-self-balancing-bot/)

Old Chromebooks Get Second Life as Video Wall
https://hackaday.com/2025/03/09/old-chromebooks-get-second-life-as-video-wall/