Yamaha 540 Psr. PSR540 Yamaha PSR540 Audiofanzine Jeff Evans writes: The last keyboard I had access to was a PSR-180 What an upgrade! For my purposes as an enterprising composer, this has everything I need.
Yamaha PSR540 Synthpedia from synthpedia.net
Yamaha PortaTone PSR-540 Pro 61 Keys Elec Keyboard W/ Case, Stand & Pedal PS-15 The XG format enhances your musical expression capabilities by providing an expanded voice list, more effects, and detailed voice.
Yamaha PSR540 Synthpedia
It is a 61-key instrument with a wide range of sounds and features The Yamaha PSR-540 is a versatile keyboard that offers an impressive range of features for musicians of all skill levels The PSR-540 has 215 panel voices as well as 480 XG voices and 12 drum kits and features a remarkable sounding stereo-sampled Grand Piano voice
Yamaha PSR 540 portatone keyboard Reverb. The PSR-540 provides a wide range of instruments to match any musical style Yamaha PortaTone PSR-540 Pro 61 Keys Elec Keyboard W/ Case, Stand & Pedal PS-15
YAMAHA PSR540 (sound demonstration) HiQ sound and playing YouTube. What an upgrade! For my purposes as an enterprising composer, this has everything I need. Yamaha PSR-340 Portatone Electronic Keyboard w/ Case, Sustain Pedal, etc TESTED