Vintage YAMAHA PortaSound Model PS-3 Keyboard w Carry Case & Power Supply Toys leading the way to a

leading the way to a lifelong love of reading

Up to 5 hours battery life

and Karloff

riding styles

Vintage YAMAHA PortaSound Model PS-3 Keyboard w Carry Case & Power Supply Toys leading the way to aVintage 1980's YAMAHA PortaSound Model PS 3 Keyboard w Carry Case & Power Supply. In working order The PortaSound PS 3 was released at the same time as the PortaSound PS 1 and PortaSound PS 2 and is the high end model of the line. It's an analog keyboard that generates sound using filtered square waves. Specifications Year Released: 1980 Keyboard: 44 mini keys Polyphony: 8 notes ROM: 9 sounds, 4 rhythms Power Consumption: 6 watts Dimensions: 56 cm x