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“If you are willing to learn how to produce your own circuit, then maybe this post could give you some tips! I have detailed the making steps of an Electronics Breakout board for CD4515 Decoder (you can follow the same …

“OpenRPNCalc is a scientific calculator based on STM32 microcontroller. Its source code, schematics and 3D-printed case design files are released under open license. The hardware is inspired by the SwissMicros DM42 calculator (which itself mimics the famous HP-42), but …

“Last time I moved, I set up my receiver and speakers across the room from my desk and computer. It’s a pretty long (~20 feet) cable run. I was worried the audio quality would degrade over that distance, especially …

“A tiny, powered-by-MIDI, polyphonic FM synthesizer that supports full resolution pitchbend and microtonal tunings.”