Music Thing Turing Machine Vactrol Mix Expander
Aluminum panel for the Vactrol Mix Expander by Tom Whitwell. A 4-in, 2-out vactrol-laden mixer controlled by the Turing Machine.
PCBs are also available. Mouser cart (minus vactrols, pots, and jacks) can be found here. Note that you'll need a Turing Machine to use this module.
See the build thread on Muffwiggler and the source files on Github for details. Thanks to Tom Whitwell of Music Thing Modular for making this project available under an open source license.