Pipe Control Unit (PCU)The Pipe Control Unit (PCU) is contained in a metal box, which has a hinged "pin-board" panel to which all connections to chest magnets are made. Two versions are available - 8 (with front panel PCIO-1) or 10 ranks (PCIO-2).
MIDI Pipe Control Unit (MPCU)This is a MIDI-Input version of the PCU, intended to be used as an interface between an electronic organ console and a pipe organ. The MIDI Pipe Control Unit (MPCU) is contained in a metal box, which has a hinged "pin-board" panel to which all connections to chest magnets are made. Two versions are available - 8 ranks (with front panel PCIO-1) or 10 ranks (PCIO-2).
Organ Control UnitThis "all-in-one" unit combines the functions of the Console Control Unit and Pipe Control Unit for a small organ.
Chimes Driver Board (CDB)Drive a set of AC or DC chime solenoids using the Pipe Control Computer or as a stand-alone unit. Can be controlled by Classic serial, RS-422, parallel keying, or MIDI sources.
Pipe Control Computer (PCC)The PCC controls the driver boards in the pipe-chamber. Two versions are available - for single or dual console organs.
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.
Tremulant board (TREM)An add-on unit used to control a valve-type tremulant which cyclically dumps air from a reservoir in controlled amounts.