Synthesizer IIIc
Module complement:
901 VCO
901A VCO controller (3)
901B VCO (9) !
902 VCA (3)
903A noise source
904A low pass VCF
904B high pass VCF
904C filter coupler
905 reverberation unit
911 ADSR (3)
911A dual trigger delay
912 envelope follower
914 fixed filter bank
984 matrix mixer
992 control voltages panel
993 trigger voltages panel
half-height modules:
mixer (4)
trunk lines
power switch
keyboard
ribbon controller