Apparatus and method for making precipitation audible
Apparatus for and method of sound recording in electronic sound
Centrally controlled voice synthesizer
Combination electronic metronome and headphone unit
Digital sampling instrument
Digital sampling instrument
Digital sampling instrument
Electronic sound processing system
Entertainment system with sound storage cartridge and playback d
Loudspeaker apparatus for electronic keyboard musical instrument
Microphone pickup system
Multi-channel noise reduction system with direct instrument...
One-terminal effector
Optical data cards for operating sound synthesizer system
Pickup apparatus of piano
Preamplifier arrangement for a drum microphone
Presence control for guitar amplifier
Sound synthesizer system operable by optical data cards
Speaker system for musical instruments