Behringer 904A Voltage Controlled Low Pass Filter

Vintage-sounding 904A Low Pass VCF module from the ‘70s
Authentic reproduction of the circuitry from the “Modular 55, 35 & 15” Series.
VCF features Fixed Control Voltage (Cutoff), Range and Regeneration (Resonance) controls.
Audio in and out connectors plus 3 CV inputs for control of frequency.