Roland D-50 polyphonic MIDI synth

The D-50 was launched in 1987 at a time when on-board effects and sampled sounds were a novelty. The quality of its sounds is still unique, and it is especially good at producing lush pad sounds. The polyphony is a respectable 16 notes but it is not multitimbral.

Features
16 voice polyphony.
Digital LAS (Linear Arithmetic Synthesis) & PCM oscillators.
Digital Effects.
61 note keyboard with velocity and aftertouch.
128 patch memory.
MIDI.