Composite electroacoustic transducer

Details Composite electroacoustic transducer Composite electroacoustic transducer

1993-01-11

1994-08-16

Eldred, J. Woodrow

Communications, electrical: acoustic wave systems and devices

Signal transducers

367175, 181144, 181157, 181165, 381182, 381186, 381202, H04R 2300

Patent

active

053392868

ABSTRACT:
The composite electroacoustic transducer for reproducing medium and high frequencies comprises a transducer assigned to reproducing midrange frequencies provided with a dome-shaped membrane which extends in an annular shape. A transducer assigned to reproducing high frequencies is provided with a dome-shaped membrane and is arranged coaxially to the center of the transducer assigned to reproducing midrange frequencies.

REFERENCES:
patent: 2122587 (1938-07-01), Ringel
patent: 2496589 (1950-02-01), Marquis
patent: 4492826 (1985-01-01), Chiu
patent: 5022425 (1991-06-01), Prescott et al.

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