Horn arrangement

The horn comprises a first opening at an inlet; a second opening at an outlet, wherein the second opening is substantially rectangular; a wall connecting the first and second openings, wherein the wall comprises opposed upper and lower wall portions 308a, 308b that are divergent towards the second o...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Anthony John Andrews, John Newsham
Format:	Patent
Sprache:	eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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Beschreibung
Zusammenfassung:	The horn comprises a first opening at an inlet; a second opening at an outlet, wherein the second opening is substantially rectangular; a wall connecting the first and second openings, wherein the wall comprises opposed upper and lower wall portions 308a, 308b that are divergent towards the second opening and at least a part of which are substantially planar, wherein an angle between the upper and lower wall portions is less than 30 degrees. This horn arrangement is said to give improved uniformity of sound distribution.