Here’s a delightful rotary phone ringer that’s controlled by a KORG SQ-1 sequencer’s control voltage and gate! Seems that the two chime solenoids are independently controlled perhaps? Keep up the interesting work, Electronicos Fantasticos! Hacked and played by Tsugumasa Yutani (Kyoto Orchest-Lab)
[Kevin] has long wanted to do something musical with a vintage rotary phone and an Arduino, and has finally done so and committed the first of several experiments to HTML …read more