904C filter coupler giving BP and BR modes

Filter Coupler for Behringer 904A and 904B filters giving addtional band-pass and band-reject modes.

Original Moog circuit, except that the impossible-to-obtain 9-pole switch is replace by electronic switching.

All through hole components.

Connections to filters are located on the rear of the module. Requires soldering of wires (signal in, signal out , CV) to the Behringer filter modules, but DOES NOT require soldering to any Behringer surface mounted (SMT) components.

Optional "universal daughter board" available to facilitate connections to the Behringer filter modules.

Available mid-2022.

www.fitzgreyve.co.uk

• 30 mA +12V
• 20 mA -12V
• 0 mA 5V
• 35 mm Depth

Module is available as a DIY project only.

This Module is an early prototype, a concept in development, or an AI mockup