# Quelques liens en vrac

* https://geneticfractals.org/2020/05/17/analog-4-bit-random-number-generator/
* http://solarbotics.net/library/circuits/misc_sound_wilfbird.html
* http://www.frisnit.com/roland-tr-808-cowbell-rebuild/
* https://www.elby-designs.com/webtek/cgs/cgs47/cgs47_cynare.html