Sequential Circuits Prophet 2000 Synopsis

Keyboard version

Simple subtractive (i.e. Sample->VCF->VCA). Poly and mono/unison modes are available

eBay Description

Key Features

1. Aftertouch: no
2. Architecture Class: subtractive
3. Audio IO: stereo outputs, sample mic/line input
4. Audio Source: 16 12b samples (16, 31 or 42kHz), split into two exclusive banks. Sample editing includes sustain and release loops, mix, splice, reverse
5. Communication Interface: MIDI In, Out, Thru (support SDS)
6. Effects: stack (i.e. unison) delay/detune
7. EG: Dedicated filter and amplifier EGs are ADSR (i.e. 1 level, 3 rates)
8. Expansion: 3.5" DSDD disk drive (Apple Mac drives/disks), 512kW sample RAM, 8 individual audio outputs
9. Filter: resonant low pass (4-pole)
10. Form Factor: 61 keys
11. Key Scaling: filter, sample crossfade
12. LFO: routed to vibrato, filter and amp (can be inverted at each destination)
13. Memory:
• Multi Memory: N/A
• Patch Memory: 16
• PCM Memory: N/A
• Sample Memory: 2x128kw (2x256kw expanded)
• Sequencer Memory: N/A
14. Multitimbral: Two sample maps can be layered or split
15. Pedal Inputs: sustain, arpeggiator latch
16. Performance Control: arpeggiator (up and/or down, latch, random) pitch and mod (crossfade) wheels
17. Polyphony: 8
18. Power: AC
19. Released: 1985
20. Sequencer: no
21. Signal Class: analog digital
22. Velocity: EG attack/release, LFO, filter, amp, sample switch and crossfade

Further Information

• Subtractive synthesis
• http://wikipedia.org/wiki/Subtractive_synthesis
• Analog synthesizer
• http://wikipedia.org/wiki/Analog_synthesizer
• Digital synthesizer
• http://wikipedia.org/wiki/Digital_synthesizer
• Prophet 2000:
• http://www.soundonsound.com/sos/jan04/articles/sequentialprophet2000.htm
• Parts:
• http://syntaur.com/sequential.html
• http://www.winecountrysequential.com/page9.html

References

1. Owners manuals:
• http://analoghell.com/

see Sequential Circuits Gallery