Erica Synths Black VCO2 is an analogue VCO with built in SAW waveshaper and two modulation LFOs.
Features
 
Simultaneous sine, triangle, saw and pulse wave outputs 
-1 octave suboscillator 
Highly accurate and stable tracking across 8 octaves 
Saw waveshaper with manual and CV control 
Manually adjustable and CV controlled pulse width 
Exponential/Linear FM input with an attenuator 
2 built-in modulation LFOs 
Synchronization input 
Octave switch – 7 octaves 
Skiff-friendly design
 
-Used-