Yamaha PSR-4600 Portatone Keyboard (1990)

YAMAHA PSR-4600 Test (Enjoy The Silence - Depeche Mode)

Yamaha Portatone PSR 4600 Keyboard with Laney Linebacker Keyboard

Yamaha PSR-4500 Portatone Keyboard (1989)

Yamaha PSR-4600 Portatone Keyboard (1990)

Yamaha - PSR-4600 - FM Synthesizer - Drum machine, Keyboard

Yamaha Portatone PSR-4600 FM AWM Keyboard Synthesizer MIDI

* Numerous accompaniment styles and special effects * Roller bars to manage modulation, brightness and more * 12bit AWM synth and a 2 operator FM

Yamaha Portatone PSR-4600 Keyboard Synthesizer Workstation 1990 With Stand

Yamaha PSR-4600 Portatone Keyboard (1990)

Yamaha PSR-4600 Portatone Keyboard (1990)

Yamaha PSR-4500 Portatone Keyboard (1989)