ELECTRO-ACOUSTIC TRANSDUCER

To realize consistent acoustic characteristics from a low frequency range to a high frequency range in an electro-acoustic transducer that outputs a sound wave according to a sound signal given from the outside.SOLUTION: An earphone 1F includes a housing 10, a partition 30' that divides an inne...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DOBASHI MASARU, MIYATA TOMOYA
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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