Adapter to get 5vdc from the BCR port on TRS-80 Model 100 and similar computers, and provide it on a standard usb port.
a very skibidi usb charger hub. powered using an old PC PSU with 12V and 5V to charge phones and alike
A fork of scd31's hair electrolysis machine but with USB-C and optimised for cheaper assembly with JLCPCB
A compact, open-source DIY Reflow Hotplate powered by USB-C PD and STM32. Features a custom aluminum PCB heater, OLED display, and PID temperature control for portable SMD soldering.
A compact, open-source DIY Reflow Hotplate powered by USB-C PD and STM32. Features a custom aluminum PCB heater, OLED display, and PID temperature control for portable SMD soldering.
Custom STM32-based USB audio interface for a dynamic XLR microphone, featuring low-noise analog front-end design, audio ADC, USB Audio Class, and real-time DSP.