W
SYNTHESIZERS · 2020
Pro 3
Sequential Circuits
Manufacturer
Sequential Circuits
Type
Synthesizers
Production
2020–2024
Model
Pro 3
01
From the Community
From the community
No conversations about the Pro 3 yet — own one or know it well? Ask the first question, share a fix, or post your unit.
02
Audio Demos
03
Compatible Sound ROMs
04
Modifications
05
Owner Registry
Production figures for the Pro 3 were never widely published, so there’s no official record of how many were built — or how many survive. This registry is a community census: every owner who logs their unit makes it the closest thing there is to a real count.
0units registered
0 serials recorded
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Own one? Add it to My Gear to join the registrySerial number, condition, and configuration are aggregated anonymously into the census.
06
System Components
CONTENTS
01From the Community02Audio Demos03Compatible Sound ROMs04Modifications05Owner Registry06System ComponentsManufacturer
Sequential Circuits
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Specifications
- LFO
- 1
- Dates
- 1978–84, 2020– (Prophet-5)1977,1981–84, 2020– (Prophet-10)
- Price
- US$3,995(Rev 1, 2)US$4,595(Rev 3.x)US$3,499(Rev 4, 5-voice, 2020)US$4,299(Rev 4, 10-voice, 2020)
- Filter
- 4-pole resonant low-pass
- Effects
- None
- Keyboard
- 61 keys (Prophet-5 (all versions), Prophet-10 (1977, withdrawn from production)(Prophet-10 (1981-84)) Dual manual 61 key
- Polyphony
- 5 voices (Prophet-5)10 voices (Prophet-10)
- Oscillator
- 2 VCOs per voice
- Timbrality
- Monotimbral(Prophet-5)Multitimbral(Prophet-10)
- Manufacturer
- Sequential
- Storagememory
- 40 patches (Rev 3 120, Rev 4 200)
- Synthesis type
- AnalogsubtractiveAnalogFM(Poly-Mod)
- External control
- CV/GateProprietaryserial interfaceMIDI(Rev 3.3)
- Left-hand control
- Pitch and modulation wheels
- Velocity expression
- Rev1 to Rev3 no, Rev4 yes
- Aftertouchexpression
- Rev1 to Rev3 no, Rev4 yes