The PSS-390 is a keyboard based on 2-operator FM synthesis.
Year Released: 1990
Keyboard: 49 keys
ROM: 100 sounds, 100 rhythms
Power Consumption: 9 watts
Dimensions: 637.5 mm x 252 mm x 84.7 mm
Weight: 2.3 kg
This keyboard has built-in 2-watt stereo speaker(s).
Batteries: C x 6
Yamaha Portasound PSS-390 80's Digital Synthesiser ($172.32)
Yamaha PortaSound PSS-390 Service Manual [Three Wave Music] ($12)
Yamaha PSS-390 PortaSound Service Manual 1990 ($15)
Replacement Power Supply For The Yamaha Pss 390 Keyboard Adapter Uk 12 V ($14.36)
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