Regulation of the EHT voltage of a CRT

Details Regulation of the EHT voltage of a CRT Regulation of the EHT voltage of a CRT

1981-04-02

1983-07-12

Wilbur, Maynard R.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Cathode-ray deflections circuits

315411, H01J 2970

Patent

active

043933360

ABSTRACT:
The frequency of operation of a tuned flyback type transformer is controlled by a voltage controlled oscillator whose output frequency varies with EHT in such a way that EHT tends to stay constant despite beam current or input voltage variations.

REFERENCES:
patent: 3959689 (1976-05-01), Ikoma
patent: 4058754 (1977-11-01), Ohnishi et al.
patent: 4090111 (1978-05-01), Suzuki
patent: 4233635 (1980-11-01), Suzuki

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