Moog III Modular Synthesizer Modules: 901: Voltage-Controlled Oscillator 2901-A: Oscillator Controller 2901-B: Voltage-Controlled Oscillator 6902: Voltage-Controlled Amplifier 4903-A: Random Signal Generator 1904-A: Low Pass Filter 1904-B: High Pass Filter 1904-C: Filter Coupler 910: Power Supply #1065 1911: Envelope Generator 4911-A: Dual Trigger Delay 1912: Envelope Follower 1914: Fixed Filter Bank 1960: Sequential Controller 2961: Sequencer Interface 1962: Sequential Switch 2991: Filter and Attenuator 1994: Multiples