Commutator racks can be custom made to fit most recording environment.
This rack is made from aluminum to fit a Med-Associates 2 ft 1″ X 2 ft 5″ recording chamber.
The commutator can slide left and right and forward and backward to position the commutator within
within the rack frame. The position is locked in place with a hand lever (not shown in photo)
The rack frame is 2 ft X 2 ft 1″ and 1 ft 2″ tall.

commutator rack