High-Power Matrix Driver Mounting Board (PDMB)
Single-board application for a "strait" direct-electric pipe chest with up to 64 notes and 8 "return break" stop controls.
Tremulant board (TREM)
An add-on unit used to control a valve-type tremulant which cyclically dumps air from a reservoir in controlled amounts.
Slider Motor Controller (SMC)
Controls up to 16 pipe organ slider motors.
Temperature Sensor Board (TSB)
The Temperature Sensor Board measures the temperature in the pipe chamber and compensates the pitch of the electronic and/or MIDI voicing to match the pipes.
Pipe Magnet Driver Board (PDB-5A)
Drive pipe chest magnets using this positive-output Pipe Driver Board.