H - Electricity – 04 – M
Patent
H - Electricity
04
M
349/59
H04M 1/03 (2006.01)
Patent
CA 2001155
Abstract The present invention relates to a telephone handset using an acoustic low impedance receiver transducer. A good reproduction of the low frequencies is obtained by introducing 2 front cover (7) having pure acoustic ohmic connections (8, 14) from the front side of the transducer diaphragm to the space (9) within the handset house (2). (Morten Kjeldsen Andersen 1, Alcatel Kirk) page of 8
Kirk Acoustics A/s
Smart & Biggar
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