Ian Fritz, January 2009 This module is a sawtooth-based VCO capable of frequency modulation (FM) extending past zero frequency into the negative-frequency regime. Thru-zero FM provides a much wider and … Read More

I designed this module mainly for the purpose of increasing the resonance of the Cynthia/Buchla Quad Low Pass Gates.  There are quite a few low pass gates circuits around the … Read More

I added this board to my portable cabinet that contains a three-voltage power supply.   The CGS 63 Power Supply Delay: The Power Supply Delay is a support module of sorts. … Read More

Quantity: 0 From the Synthesis Technology website: The MOTM-730 is used to “divide down” an input signal (usually from a LFO or VCO) to produce multiple square wave outputs. Fixed … Read More

Quantity: 1 Description:  Magic Smoke “Mankato” Voltage Controlled Filter / Low Frequency Oscillator / Slew Limiter From the Magic Smoke website: Designed by well known synth DIY guru Thomas Henry, … Read More

Quantity: 1 Description: Complex Voltage Generator From the Blacet website: Built in wide range clock with LED Clock In accepts almost any wave form including audio frequencies Two Clock Outs … Read More

Quantity: 1 Description: Ian Fritz’s circuit produces chaotic oscillations according to a third-order differential, or ‘jerk’, equation.  The panel, bracket, and PCB are available from Bridechamber: Fritz Jerkster Panel Three … Read More

Quantity: 0 Description:  Blacet Research Model DF2420 manually controlled state variable filters.  Two filters in a single 1U panel. From the Blacet website: Two high quality state variable filters in … Read More

Quantity: 1 Description: Dual Tellun Lag Processor in a Bridechamber panel. Tellun Project Page Bridechamber Panel Page The project is built on two MUUB-4 prototyping boards, stacked on top of … Read More

This is a panel of 32 jacks divided into two sets of 4 cascaded multiple.