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Yamaha SK-1 Solo Synthesizer

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    Yamaha's first Synthesizer. Designed and sold as an accessory to be stacked on top of a piano or organ. The core circuit went on to become the voice for GX-1.
    Type: Analog
    Synthesis: Subtractive
    Oscillators: 2
    Waveforms: Pulse, Square
    Envelopes: 2
    Evelope Paramerters: Attack, Sustain
    Filters: 1
    Types: 24dB Slope (4-pole), Low Pass
    LFO: 1
    LFO Parameters: Triangle
    Polyphony & Tuning
    Polyphony: 1
    Timbrality: 1
    Patches RAM: 1
    Patches ROM: 28
    Case: Keyboard
    Case Details: 37 non-wieghted keys
    Controls: Aftertouch, Faders, Knobs, Pitch -Wheel, Velocity, Pedal - Volume
    Dimensions (WxDxH): 780 (W) x 280 (D) x 165 (H) mm
    Weight: 12kg
    Audio Output Connections: 1/4" Phone Jack, RCA, Mono Out, Mono Headphone
    Audio Output Count: 4
    Control Features: FIlter pedal control input.
    Power: 120 / 220 V AC
    Year Released: 1974
    Year Discontinued: 1979
    Used By
    David Vorhaus
    Manuals & Documents
    MSRP List Price: $1595 - convert
    Retail Street Price: $1400 - convert
    Used Price: $300 - $500 - convert
    YouTube Videos
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