4 oscillator crackle box with light sensors

Modulating the light box with an external source.

4 Square wave oscillators feed 3 XOR's. The modulation input feeds the 3rd XOR. Can act like a bit crushing device when processing an external audio rate signal.

Now in my etsy shop:

https://www.etsy.com/shop/ElectroLobotomy?ref=hdr_shop_menu