The PSS-9 uses PCM waveforms for sound generation.
Year Released: 1990
Keyboard: 32 mini keys
Polyphony: 8 notes
ROM: 100 sounds, 19 rhythms, 13 songs
Dimensions: 498 mm x 170 mm x 64 mm
Weight: 1.1 kg
This keyboard has built-in 0.6-watt mono speaker(s).
Batteries: AA x 6
Yamaha PSS-9 and PSS-16 Manual
Yamaha PortaSound PSS-9 Service Manual and PSS-9 B Service Manual [Three Wave Music] ($12)
Yamaha PSS-9 PortaSound Service Manual 1995 ($15)
Power Supply Replacement for YAMAHA PSS-9 KEYBOARD ADAPTER UK 12V ($14.08)
Yamaha PSS-470 Synthesizer 1987 - Black ($89.99)
Yamaha PSS-470 FM Synthesizer Keyboard | Clean in Open Box (SEGA, 460) ($165)
Yamaha PSS-570 (1987, 2 op FM sounds, FM edit, PCM rhythms, great keys) ($155.89)
Yamaha PSS-270 FM Synthesizer Keyboard ($90)
Yamaha PSS-570 FM Synthesizer ($135)
Vintage Yamaha PSS-270 Mini Synthesizer 1986 - Black ($120)
Yamaha PSS-470 Classic FM Synthesizer Keyboard (SoundBlaster, SEGA, 460) ($125)
Yamaha PSS 570 Classic FM Synthesizer Keyboard (SoundBlaster SEGA 560) ($120)
Yamaha PSS-270 Synthesizer ($109.99)
Yamaha PSS-270 FM Synthesizer Keyboard | Clean in Open Box ($120)
Yamaha PSS-270 Keyboard 1986 - Black ($102.74)
Yamaha PSS-570 FM Synthesizer Keyboard | Clean in Open Box ( Soundblaster SEGA 560 ) ($180)
Yamaha PSS-270 Synthesizer 1986 - Black ($89.99)
Yamaha Portasound PSS 460 ($145)
Yamaha PSR-270 Electronic Keyboard/Synthesizer 1999 - Blue ($91.02)
Yamaha PSR-270 Keyboards 61-Key ($79.99)
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