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RSF Kobol Expander I

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    Some called it the French answer to the MiniMoog, however the RSf Expander I is an incredibly pure and powerful sounding synthesizer, due in part to its high quality components and analog morphing waveforms. It is a rack version of the Kobol keyboard synthesizer. It features 2 VCOs with sweepable, waveforms, 2 ADS envelopes, an LFO, a VCF,Noise Generator, reversible voltage processoer, decay on/off, a self-oscillating 24db low pass filter, and 1 volt Ocatve CV/Gate inputs.
    Type: Analog
    Synthesis: Subtractive
    Oscillators: 2
    Waveforms: Pulse Variable, Saw Down, Saw Up, Square, Triangle, White Noise
    Osc Modulation: Envelope, Knob, LFO
    Envelopes: 2
    Evelope Paramerters: Attack, Decay, Sustain, Release
    Filters: 1
    Types: 24dB Slope (4-pole), Low Pass, Resonance
    Filter Modulation: Envelope, Knob, LFO
    LFO: 1
    LFO Parameters: Square, Triangle
    Polyphony & Tuning
    Polyphony: 1
    Modes: Mono
    Patches RAM: 1
    Case: Rack
    Rack Size: 19", 3U, Full
    Controls: Knobs, Switches, Mod - Wheel 2, Modulation 1/4" Jacks
    Audio Output Connections: 1/4" Phone Jack, Mono Out
    Audio Output Count: 1
    Inputs: 1 1 x 4"
    CV Ports: CV IN, Gate In
    Power: 2220 Volts
    Year Released: 1978
    Year Discontinued: 1979
    Manuals & Documents
    Used Price: $5,226 - convert
    YouTube Videos
    References & Sources
    Related Synthesizers

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