Roland JD-990 |
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| Manufactured by | Roland |
|---|---|
| Dates | {{{dates}}} |
| Technical specifications | |
| Polyphony | 24 |
| Synthesis type | Digital Sample-based Subtractive |
| Effects | Chorus, Reverb |
| Input/output | |
| Keyboard | {{{keyboard}}} |
| External control | MIDI |
The Roland JD-990 is a module version of Roland JD-800 synthesizer with expanded capabilities. JD-990 is a multitimbral synthesizer utilizing wave-table synthesis technology. It is equipped with 6 Mb of ROM containing wave-table, four sets of stereo outputs that are assignable to individual, internal, instruments, and standard MIDI in/out/through ports. JD-990 has a large LCD display and programming takes place through a keypad on the front panel of the unit. The unit can generate multitimbral sounds reminiscent of the vintage analog synthesizers but is also capable of generation of modern digital textures. There are several expansion boards available for JD-990 that can be installed in the provided expansion slot in the chassis of the unit.
The JD-990, also known as Super-JD, had the following features which were not available on the JD-800:
The Factory presets of the JD-990 were created by Eric Persing and Adrian Scott.