Reflektionsretningsmikrofoner

Second-order gradient directional microphones, both toroidal and unidirectional, derived using a first-order gradient sensor and an acoustically reflecting surface are disclosed. The sensor is positioned with its axis illustratively orthogonal to and suspended a few centimeters from a large acoustic...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ELKO, GARY, WAYNE, WEST, JAMES EDWARD, MCATEER, JEFFREY PHILLIP, KUBLI, ROBERT ALFRED
Format:	Patent
Sprache:	dan
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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