The PSR-300 is a keyboard with sounds based on AWM (Advanced Wave Memory), which are samples in ROM.
Year Released: 1992
Keyboard: 61 keys
Polyphony: 12 notes
ROM: 100 sounds, 50 rhythms
Dimensions: 930 mm x 341 mm x 118 mm
Weight: 4.3 kg
This keyboard has built-in 2.1-watt stereo speaker(s).
Batteries: D x 6
Yamaha PSR-75 and PSR-150 Manual
Yamaha Portatone PSR-150 Service Manual [Three Wave Music] ($12)
Power Supply Replacement for YAMAHA PSR-150 KEYBOARD ADAPTER UK 12V ($14.15)
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