Signal attenuation was a function missing from my collection of DIY things based on designs by Peter Blasser. All of these devices use a single +9 volt supply (Peter wanted … Read More

Josh Rodriquez again gifted me two PC boards! This time they are replicas of the delay lines in the Cocoquants v1. One of the boards was partially assembled and Josh … Read More

I noticed a problem with the DIY Quantussy right after I finished it. Chaos wouldn’t go all the way to zero. There was always a bit of cross modulation in … Read More

A few posts back I described an experimental VCA, based on the AVDog circuit by Peter Blasser in the Plumbutter. Our friend crucFx (Josh Rodriquez) offered to make a PC … Read More

Another Ciat-Lonbarde PC board from crucFX, a.k.a. Josh Rodriquez, with circuit design by Peter Blasser. Dubernator is a dual bandpass filter, highly resonant. It features two identical, independent filters, each … Read More

This PC board appeared in my mailbox, a gift from Josh Rodriquez. It’s hard to believe that it has been nine years since my Modular Tetrazzi project to put Peter … Read More

Most who are familiar with the circuit design work of Peter Blasser know about the Rollz. It first appeared as the ROLLZ-5 Drum Machine. The Rollz-5 PC board, designed by … Read More

I received a bunch of Ciat-Lonbarde printed circuit boards made by Josh Rodriquez from paper circuit images or of his own design. He gave me these in appreciation of the … Read More

I must have an obsession with Peter Blasser’s Quantussy, the five oscillator cluster in his Cocoquantus. When Josh Rodriquez sent me five Quantussy Petal PC board, there was no doubt … Read More

I received a set of five Quantussy Petal PC boards from Ciat-Lonbarde enthusiast, Josh Rodriquez. Josh pointed out to me that the graphic for this PC board is shown on … Read More