Yamaha PSS-570 vs. PSS-580 - Which sounds better?!
9:35
YAMAHA's toy went berzerk! The PSS-680 MUSICSTATION
4:40
Yamaha MK-100 Multi-Menu demo
10:24
Az bilinen "Soundblaster" Klavye ile tanışın
3:49
Yamaha PSS-380 + PSS-580 - FM in space...
3:01
California Dreamin' - Yamaha PSS-570
29:47
The cheapest MIDI home-studio of 1988
22:47
ORIGIN OF THE DX7 & FM SYNTHESIS
15:35