Roland JD-990

A flagship Roland rack synth module from the early 1990s, highly regarded for pads, textures, and sound design.

Type
Digital Synthesizer Module

Model
JD-990 Super JD

Manufacturer
Roland

Country of Manufacture
Japan

Input
MIDI In
MIDI Thru

Output
Stereo Left/Right Outputs
Assignable Outputs
Headphone Output
MIDI Out

Power Supply
Internal AC Power Supply

Notable Features

• 24-voice polyphony
• 8-part multitimbral
• 195 onboard PCM waveforms
• Resonant low-pass, high-pass, and band-pass filters
• Ring modulation
• Oscillator sync
• Cross modulation (FXM)
• Extensive modulation matrix
• Built-in chorus, delay, distortion, phaser, EQ, enhancer, and reverb effects
• Compatible with Roland SR-JV80 expansion boards
• Rackmount version and evolution of the JD-800 synthesizer
• Produced approximately 1993–1996