Based on Rob Hordijk’s legendary Benjolin design.

+clock rungler input (any signal such as puls, trigs, gates, clock
+external audio input (through a filter)
+band pass filter output
+high pass filter output (capricious output, starts cutting low frequencies only when the resonance is raised from 30%)

• 67 mA +12V
• 57 mA -12V
• 0 mA 5V

No info about availability.