A TEC Controller using Pico RP2350 with Analog Devices LT8722 full bridge driver rated at 15V 4A
Nuclear radiation sensor with photodiode as a detector. Photodiode doesn't require high voltages as GM tubes do. Smaller size makes better resolution. Side effect is electronic must be more sensitive.
Schematic/PCB designs for WiSDOM nodes, also includes a few other related hardware projects
DIY audio-related projects of questionable quality and dubious utility; delivered in 30 minutes or less or the next one is free