Acoustics – Sound-modifying means – Intensifying horn
Patent
1981-10-27
1984-08-14
Hix, L. T.
Acoustics
Sound-modifying means
Intensifying horn
G10K 1100
Patent
active
044651600
ABSTRACT:
A horn speaker capable of forming a uniform sound field of a high fidelity and uniform tone quality and clearness, regardless of the position of listeners, suitable for use in broadcastings in a hall, station yard, playground and so forth. The horn speaker has a horn defined by four wall surface each of which is given by the equation of:
REFERENCES:
patent: 3292727 (1966-12-01), Bschorr
patent: 4308932 (1982-01-01), Keele, Jr.
Kawamura Akihisa
Mikami Noboru
Yukiyoshi Atsushi
Brown Brian W.
Hix L. T,.
Matsushita Electric - Industrial Co., Ltd.
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