Pin cushion distortion correction circuit

Details Pin cushion distortion correction circuit Pin cushion distortion correction circuit

1974-05-16

1976-03-16

Farley, Richard A.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Cathode-ray deflections circuits

315400, H01J 2956

Patent

active

039448797

ABSTRACT:
A pin cushion distortion correction circuit is disclosed in which a parallel circuit of a resistor and a diode is inserted into the base circuit of a driving transistor of a saturable reactor for the correction of left and right pin cushion distortions to increase a correction current corresponding to the central portion of a video screen.

REFERENCES:
patent: 3571653 (1971-03-01), Hansen
patent: 3700958 (1972-10-01), Haferl
patent: 3846673 (1974-11-01), Hirota et al.

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