Push-pull class-E bi-directional scanning circuit

Details Push-pull class-E bi-directional scanning circuit Push-pull class-E bi-directional scanning circuit

1989-09-19

1990-05-15

Blum, Theodore M.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Cathode-ray deflections circuits

315397, H01J 2970, H01J 2976

Patent

active

049260987

ABSTRACT:
A bi-directional scanning system for a CRT is disclosed comprising: a vertical CRT deflection coil, a horizontal CRT deflection coil; two class-E switchmode amplifiers which are connected in a push-pull arrangement to convert a positive DC voltage and a negative DC voltage to a generally sinusoidal current for operating the horizontal CRT deflection coil; and a staircase voltage generator for operating the vertical CRT deflection coil.

REFERENCES:
patent: 3939380 (1976-02-01), Peer
patent: 4288738 (1981-09-01), Rogers et al.

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