The Pro One is a two-oscillator analog synthesizer that uses CEM3320 chips for its filter.
Year Released: 1981
Keyboard: 37 keys
Polyphony: monophonic
Sequential Circuits Pro One Manual
Sequential Circuits Pro One Schematics
Sequential Circuits Pro-One - badge set - New ($39.99)
Sequential Circuits Pro-One - badge set - New ($39.99)
Sequential Circuits Pro-One knob set - Full set of 28 - New ($149.99)
Sequential Circuits Inc Pro One [100 9536] [12/11] ($2,250.09)
Custom padded cover for Dave Smith / Sequential Circuits Pro One keyboard ($49)
SEQUENTIAL CIRCUITS PRO ONE ($2,799.56)
Sequential Circuits Pro One Analog Synthesizer ($1,999)
Sequential Circuits Pro One 1981 ($2,427.06)
Sequential Circuits Pro One Analog Synthesizer (J-Wire Keybed - CPU + MIDI Upgrades) ($2,999)
Sequential Circuits Pro One Solid Walnut Replacement Sides ($99)
New Sequential Circuits Pro One Keyboard Cable ($30)
Sequential Circuits Pro One Keybed for parts or repair ($129)
Sequential Circuits Pro One Side Panels American Walnut Analog Synthesizer ($110.58)
Sequential Circuits Pro-One -Turbo CPU/Midi - Techsmechs TM-2 keyboard - Pro-Serviced w/Restoration ($3,899)
Sequential Circuits Pro-One vintage analog synth ($3,033.82)
1982 Sequential Circuits Pro-One Model 100 Vintage Monophonic Analog Synthesizer ($2,199.99)
Sequential Circuits Pro-One ($1,959.68)
Sequential Circuits PRO-ONE c 1980’s - SCI original vintage analog synth pro 1 synthesizer USA ($2,249)
Sequential Circuits Pro-One Synthesizer Operation Manual VINTAGE SYNTH DEALER ($79.99)
🔥Sequential Circuits Pro-One 1980s🎹 ($1,999)
Sequential Circuits Pro-One with Zebrawood end panels ($1,800)
Sequential Circuits - Pro one , Prophet 600 , Six-Trak - Phone jack ($7.90)
Sequential Circuits - Pro One - 1/4 inch phone jack - All Except Audio in/out ($6.90)
Sequential Circuits Pro One phone jack 1/4 - All Except Audio in/out ($19.36)
Sequential Circuits - Pro-One - Rotary switch ($17.90)
Sequential Circuits Prophet 5 , Prophet 10 , PRO-ONE - Fuse cap Red ($9.90)
Sequential Circuits Prophet 5 , Prophet 10 , PRO-ONE - Fuse cap Black ($9.90)
Sequential Circuits - Prophet 5 , Prophet 10 , PRO-ONE - Fuse Holder Red ($39.90)
Sequential Circuits - Pro-One , Prophet 5 , Prophet 10 - Key bushing ($0.99)
Sequential Circuits - Pro-One - Power Transformer ($39.90)
Sequential Circuits - Pro-One , Six-Trak - Rotary Potentiomer ($9.90)
Sequential Circuits Pro-One octave selector rotary switch ($24.26)
Potentiometer - Sequential Circuits Prophet-5 rev1 & rev2 / Pro-One / B100K ($12.14)
Center Detent for pitch wheel - Sequential Circuits Prophet-5 Pro-One Prophet-600 T-8 ($11.53)
Fuse holder - Sequential Circuits - Prophet-5 - Pro-One ($30.34)
The Sound Programming site is copyright © 2006-2026 Jason Champion.