Electromagnetic pickup with magnetic gap displacement generator

Details Electromagnetic pickup with magnetic gap displacement generator Electromagnetic pickup with magnetic gap displacement generator

1975-02-10

1977-06-21

Konick, Bernard

Undertaking

17910041Z, 274 37, H04R 1112

Patent

active

040313360

ABSTRACT:
An electro-magnetic cartridge for the reproduction of quadraphonic, stereophonic and/or monaural sound recordings has a balanced magnetic and electrical structure including a replaceable stylus lever-generator assembly which has front and rear pole piece extensions forming terminations of the opposite polarities of the magnetic structure cooperatively positioned to form first and second pairs of operating gaps with the generator extending at least partially into the operating gaps.

REFERENCES:
patent: 3546399 (1970-12-01), Stanton
patent: 3683128 (1972-08-01), Grado
patent: 3694586 (1972-09-01), Grado
patent: 3700829 (1972-10-01), Anneberg
patent: 3763335 (1973-10-01), Morita
patent: 3881073 (1975-04-01), Grado

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