Simple audio capture module

ISD1820 based lo fi looper that can also double as a filter. Accepts a CV in to control the pitch of playback (and record!) with an attenuator to control deviation. Buttons for Record, Trig (play sample once) and Gate (play sample while pressed). Also has gate inputs that duplicate the button functions. Outputs are normal and inverted.
Internal 5v supply derived from +12v in.