Picture tube heater supply circuit

Details Picture tube heater supply circuit Picture tube heater supply circuit

1986-01-30

1988-09-13

Blum, Theodore M.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Power supply from deflection circuit source

358190, H01J 2970

Patent

active

047712201

ABSTRACT:
In a television receiver with a drive transformer for the horizontal output stage, the heater voltage for the picture tube is inductively obtained from the drive transformer.

REFERENCES:
patent: 3603732 (1971-09-01), George
patent: 3783335 (1974-01-01), Gries
patent: 3798369 (1974-03-01), Dietch
patent: 3801856 (1974-04-01), Griepentrog
patent: 3956669 (1976-05-01), Ciello
patent: 3970779 (1976-07-01), Takahashi
patent: 4293801 (1981-10-01), Cook et al.
patent: 4649325 (1987-03-01), Guerin et al.

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