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Drone Machine

A purple circuit board with 7 knobs across the middle and a small screen. Below each knob is a capacitive touch pad.

The Drone Machine, designed by Professor Andrew Brown, is a versatile 5 voice synthesizer. Performance is via capacitive touch pads with knobs for parameter control. It’s a great portable synth as it’s powered by either battery or USB. The Drone Machine is built on the OnBoard sProject PCB, powered by an ESP32-S3 microcontroller with audio […]

Lofi Sampler

Lofi Sampler This project is cool little looper/sampler project based around the ISD1820 “voice recorder” IC. It’s dirty and clicky but surprisingly endearing to play with. It is battery powered, built on a breadboard, and enclosed in a laser cut wooden box with buttons, dials and speaker grill on the top face. There are many […]