DIRECTIVE MULTIWAY LOUDSPEAKER WITH A WAVEGUIDE

The present invention relates to a loudspeaker including an enclosure having front portion, side portions and back portion defining an inner volume, the front portion is formed as a waveguide surface and includes at least one driver in the center of the waveguide surface and is capable to radiate th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HOLM, Juha, MÄKIVIRTA, Aki, MARTIKAINEN, Ilpo, VÄISÄNEN, Jussi, NAGHIAN, Siamäk
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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