Tessera:


The Tessera is a 4VCA-mixer


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The PCBs are designed to be mounted in parallel to the frontpanel. 

Documentation:

Schematics

Parts List

Parts Placement

PCB1

PCB2

References:

“Op amp Linearizes Attenuator Control Response” by Mike Irwin. See Pdf. Version

The Quad VCA/CV-Mixer Module by Marc Bareille

“An Analog Synthesizer for the 21 Century” VCA by Thomas Henry

SSM2164 Data-Sheet

DIY Forum electro-music.com


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