01
From the Community
From the community
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02
Audio Demos
03
Compatible Sound ROMs
04
Modifications
05
Owner Registry
Production figures for the DX7II FD/D 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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06
System Components
CONTENTS
01From the Community02Audio Demos03Compatible Sound ROMs04Modifications05Owner Registry06System ComponentsManufacturer
Yamaha
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Specifications
- Dates
- 1983–1989
- Price
- $1,995US£1,495GBP¥248,000JPY
- Filter
- none
- Effects
- none
- Hardware
- YM2128 (OPS) operator chipYM2129 (EGS) envelope generator
- Keyboard
- 61-note with velocityand aftertouch sensitivity
- Polyphony
- 16-voice
- Attenuator
- 1 pitch envelope & 6 amplitude generators per voice
- Oscillator
- 6 digital sine wave operators per voice, 32 patching algorithms
- Timbrality
- MonotimbralBi-timbral (DX7 II)
- Manufacturer
- Yamaha
- Storagememory
- 32 patches in RAM (battery backup); front panel ROM/RAM cartridge port
- Synthesis type
- Digitallinearfrequency modulation/Additive synthesis(alg. #32)
- External control
- MIDIin/out/thru, input for foot controller x2, input for foot switch x2, input for optional breath controller
- Left-hand control
- pitch-bend and modulation wheels
- Velocity expression
- Yes
- Aftertouchexpression
- Yes (channel)