MuriloFernandes
Created page with "This means Yamaha can convey the same high quality that makes them probably the greatest piano manufacturers, but at a more affordable price. Polyphony signifies how many notes an electric piano can play concurrently. The first electronic grand piano was produced in 1979 and patented in 1981 by Wilton Decker of St. James, NY under the name of PianoNova Co. It contained the primary full touch-sensitive (velocity sensitive) keyboard and three full working pedals (Decker 19..."