The Roland System 700 was a professional modular synthesizer for electronic music manufactured by the Roland Corporation and released in 1976 and was followed by the Roland System-100M in 1978.
The System 700 range included the following modules:
701A – Keyboard controller
702A – VCO-1
702B – VCO-2
702C – VCO-3
703A – VCF-1
703B – VCF-2
704A – VCA-1
704B – VCA-2
705A – Dual envelope generator
706A – LFO-1
706B – LFO-2
707A – Amplifier / envelope follower / integrator
708A – Noise generator
709A – Sample and hold
710A – Multiple jacks
711A – Reverberator / panning / standard oscillator / phase shifter
712A – Monitor / external keyboard controller / voltage processor / keyboard CV output / gate output
714A – Interface
716A – Mixer
717A – Analog sequencer
The following blocks were offered, as suggested combinations of modules:
Block 1: The main console – 702A, 702B, 702C, 708A, 703A, 703B, 704A, 704B, 711A; 712A, 705A, 706B, 709A, 707A, 705A, 716A, 710A, 718A
Block 2: Keyboard controller – 701A
Block 3: Analog sequencer – 717A
Block 4: VCO bank – 3x 702D, 3x 702E; 716A, 710A, 706B, 709B, 705A
Block 5: VCF / VCA bank – 2x 703C, 3x 704C; 713A, 2x 705A, 710A
Block 6: Interface / mixer – 714A, 704C, 715A
Block 7: Phase shifter / audio delay – 710B, 723A, 720B, 721A
101 – Synthesizer instruction manual
101 – Synthesizer patch book
102 – Expander unit instruction manual
102 – Expander unit patch book
103 – Audio mixer instruction manual
104 – Sequencer instruction manual
