Richard Brewster's Modular Tetrazzi

via Richard Brewster's Synthesizer

"After I received my Ciat-Lonbarde Tetrazzi Organ, I spent a lot of time delving into its design. I wanted to understand it as well as possible in order to be able to play it well manually. By design, Ciat-Lonbarde instruments are intended for play, as in fun, and their operation is to be joyfully discovered, rather than coldly reasoned out. I like to play, but my brain also likes to figure out. I used the paper circuit diagram, together with the schematic diagrams provided by Peter Blasser, and conducted my own experiments. These then were my starting points..."

via musikgear