FIELD: electronic MUSICAL instruments. SUBSTANCE: instrument includes a housing, a front cover and a rear cover, secured to a base, a frame, an electric motor, gear wheels, discs, mounted on a shaft, bearing units, loud speakers, keys, mounted on an axle. EFFECT: enlarged using range of such instrument. 1 cl, 4 dwg
Authors
Dates
1995-09-20—Published
1993-04-08—Filed