SynthsYamaha ⇝ Yamaha MU90

The MU90 is a ROMpler with a sound engine is based on AWM2 (Advanced Wave Memory 2) and has Yamaha XG, TG300B, and XG modes and is meant to be powered with a Yamaha PA-3B adapter. The MU90 is also available in full-rack form as the Yamaha MU90R.


Year Released: 1996

Polyphony: 64 notes

Multitimbral: 32 parts

Preset Performances: 100

User Performances: 100

ROM: 779 tones, 30 drumkits

Effects: five multi-effect sections: reverb (12 types), chorus (14 types), variation (62 types), insertion (43 types), and EQ (4 types)

Screen: Custom backlit LCD

Dimensions: 220 mm × 210 mm × 44 mm

Weight: 1.3 kg

This is a tabletop module.

User Demo Videos


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Sound Samples

WAV samples are available on

File Downloads

Yamaha MU90 Manual

Yamaha MU90R Sound List and MIDI Data

Items for Sale on Reverb

Yamaha MU90R Midi Tone GeneratorYamaha MU90R Midi Tone Generator ($195)