Sequential Circuits Pro One – 1981
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Polyphony
Monophonic
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Oscillators
2 VCOs (CEM-3340 chips): : VCO A saw/pulse, VCO B saw/tri/pulse, Noise
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LFO
saw, tri, pulse
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Filter
CEM-3320 Filter chips: 4-pole lowpass with Cutoff, Resonance, ADSR Envelope, Keyboard Tracking
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VCA
ADSR Env
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Keyboard
36 keys
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Arpeg/Seq
Arepg: UP, UP/DOWN patterns, Latch mode; SEQUENCER: 2 patterns of pitch info only, 40 note capacity.
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Control
CV/GATE
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Date Produced
1981 - 1984