Rare Roland JD-990 Expanded Plus 8mb Orchestral Ram Card 1993

By | September 25, 2017

Sold Price: $435 | # of Bids: 4

Sold On: 2017-09-27

The Roland JD-990 Super JD is a module version of Roland JD-800 synthesizer with expanded capabilities, which was released in 1993. JD-990 is a multitimbral synthesizer utilizing ‘wave-table’ sample-based 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 multi-timbral 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 had the following features which were not available on the JD-800:Expanded wave ROM (6 MB vs. 3 MB)Ability to use an 8 MB expansion board from the SR-JV80 seriesJV-80 patch import4 additional outputs. True stereo engine. Individual panning of each tone in a patch Oscillator sync. Frequency cross-modulation (FXM)Matrix Modulation. Modulation of the same destination from multiple sources. Oscillator structures that allow ring modulation and serial dual filters. Additional LFO waveforms: sine, trapezoid and chaos. MIDI CC control of parameters. Tempo sync delay. Polyphonic portamento. Analog Feel. Adds a very subtle pitch modulation to the basic waveforms intended to recreate an analogue synth’s ‘drift’. Performance memories. Additional multitimbral slots. One patch can keep full effects in multi mode.

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