Demagnetizer

Details Demagnetizer Demagnetizer

1990-06-20

1992-09-15

LaRoche, Eugene R.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Pulse storing

315 85, H01J 2906

Patent

active

051480832

ABSTRACT:
A demagnetizer for generating a degauss magnetic field to a cathode-ray tube by supplying an output of an AC power source to a degauss coil via a thermistor of positive characteristic, wherein a voltage-dependent resistance element is connected in parallel with the degauss coil so as to prevent generation of any excessive degauss magnetic field.

REFERENCES:
patent: 3617800 (1971-11-01), Kazuo et al.
patent: 4024427 (1977-05-01), Belhomme
patent: 4357590 (1982-11-01), Belhomme
Philco, a subsidiary of Ford Motor Company Part and Service Department, Television Service Bulletin.

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