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Convention Paper

New Loudspeaker Diaphragms Using Fiber Reinforced Plastics

Authors: Tanaka, J.; Baba, F.; Yagima, M.; Fujii, A.; Miyao, K.

AES Convention 75 · Paper 2061 · March 1984

Abstract

New loudspeaker diaphragms using fiber reinforced plastics have been developed. The diaphragm for the low frequency range is made of a conical or convex shaped honeycomb cone composed of the epoxy resin reinforced with "Aramid fiber" and a metal core. The diaphragm for the rid and high frequency range is made of a very thin injection molded thermoplastic cone, which is reinforced with radially oriented short carbon filter. Both loudspeaker diaphragms have high specific modulus and internal loss and show excellent acoustic characteristics.

Details

Published in
AES Convention 75
AES Convention
75
Paper number
2061
Publication date
March 6, 1984
Session subject
Loudspeakers
Affiliation
MITSUBISHI EL. CORP., KANAKURA, JAPAN (See document for exact affiliation information.)
Type
Convention Paper