Electrical audio signal processing systems and devices – One-way audio signal program distribution – Near field
Patent
1989-03-23
1990-07-24
Ng, Jin F.
Electrical audio signal processing systems and devices
One-way audio signal program distribution
Near field
381192, 379443, H04B 500
Patent
active
049440179
ABSTRACT:
The present invention provides an insert (1) forming an independent assembly of a coil body (15). The electroacoustic transducer comprises an insert (1) formed of a case with a vibrating membrane (2) and its electric connectors (4, 5) and a coil body (15) distinct and separable from the insert. The coil body can be fitted to the rear face (14) of the insert and comprises axial passages (20, 21) through which the insert connectors (4, 5) pass. Contact pieces (22, 23) provide the electric connection of the coil with the insert connectors.
Cognasse Christian
Graham Peter
Maury Bernard
Walter Jean-Claude
Horlogerie Photographique Francaise
McGeary, III M. N.
Ng Jin F.
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