Audio/signal version of the 4x4 (Prototype)
Prototype module that never made production. A Quad Bi-Directional switch module based on age PGM-4X4 Programmer/Sequencer.
This Module is a prototype or in a concept phase.
submitted Nov 5th 2013, 20:56 by adolfgottmann | last Change Apr 15th 2020, 18:59 by ersatzplanet1 Users are observing this