Yamaha DX21 – 1985

Polyphony

8 notes

Oscillators

4-Operator Digital FM synthesizer

Instruments

(1) Monotimbral

Filter

None

Effects

Chorus

Keyboard

61 Keys (no velocity/aftertouch sensitivity)

Memory

128 patches and 16 performances

Control

MIDI (w / Velocity and Aftertouch)

Date Produced

1985