Mechanical filter for an electrodynamic transducer

Details Mechanical filter for an electrodynamic transducer Mechanical filter for an electrodynamic transducer

1980-11-24

1983-04-12

Rubinson, G. Z.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

1791155VC, 181161, H04R 700

Patent

active

043799523

ABSTRACT:
An electrodynamic transducer having a mechanical filter as a coupling element between a voice coil former (3) and cone (1) in order to obtain a frequency characteristic whose high frequency roll-off begins at a lower frequency, in which a part (7) of the centering diaphragm (4) situated within the periphery of the voice coil former is used as the mechanical filter.

REFERENCES:
patent: 2007750 (1935-07-01), Carlisle
patent: 2071829 (1937-02-01), Glen
patent: 2549963 (1951-04-01), Boer et al.
patent: 2551447 (1951-05-01), Marquis
patent: 3482062 (1969-12-01), Hecht
patent: 3516151 (1970-06-01), Schneider
patent: 3603427 (1971-09-01), Sotome
patent: 4283606 (1981-08-01), Buck

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