LOUD SPEAKERS AND ENCLOSURES FOR LOUD SPEAKERS; ELECTRIC AND ELECTRONIC FILTERS; ELECTRIC AND ELECTRONIC STEREO COMPONENTS AND SUBSYSTEMS-NAMELY, RECORD PLAYER DECKS, RECORD PLAYERS, TAPE RECORDERS, TAPE CASSETTE DECKS AND PICKUP HEADS, ELECTRONIC AMPLIFIERS, TUNERS AND RECEIVERS; HEADSETS, ELECTRICAL AND ELECTRONIC METERS, RADIO TRANSMITTERS AND RECEIVERS, TELEVISION SETS, TEST PATTERN AND SIGNAL GENERATORS, VIDEO TAPE RECORDING EQUIPMENT-NAMELY, VIDEO CAMERAS, TAPE RECORDING AND PLAYBACK UN...