[Kevin]’s build manages 12-note polyphony, an impressive feat for the ATmega328 at the heart of the Arduino Uno. It’s done by running an interrupt on a timer at a steady rate, and implementing ...

Granular synthesis allows for extremely unique and out-there tones, and the Texture Lab goes a step further by adding four-voice polyphony, a two-octave keyboard and a 128-step sequencer that ...