Submersible personal stereo

Details Submersible personal stereo Submersible personal stereo

1985-06-11

1987-07-28

Isen, Forester W.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Hearing aid

381 74, 181 22, 181129, 181131, 367131, H04R 500

Patent

active

046835873

ABSTRACT:
Submersible personal stereo using a source, such as a radio, of stereo signals, a pair of sealed chambers housing a pair of electro-acoustic transducer and acoustic transmissive tubing for transmitting sound from the chambers to ear plugs, the tubing being non-wet by water and of a small inner diameter to keep water from entering.

REFERENCES:
patent: 2573438 (1951-10-01), Hathaway et al.
patent: 3217831 (1965-11-01), Scanlon
patent: 3547219 (1970-12-01), Bothos
patent: 3826987 (1974-07-01), Stevens
patent: 3851123 (1974-11-01), Lipinski et al.
patent: 3906170 (1975-09-01), Guice
patent: 4118606 (1978-10-01), Larkin
patent: 4456797 (1984-06-01), Olsen
patent: 4565258 (1986-01-01), Butler et al.

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