Cathode ray tube tracking tester and method of testing

Details Cathode ray tube tracking tester and method of testing Cathode ray tube tracking tester and method of testing

1983-07-11

1986-01-07

Levy, Stewart J.

Electricity: measuring and testing

Electric lamp or discharge device

Cathode-ray tube

G01R 3124, H04N 920

Patent

active

045636494

ABSTRACT:
Tracking of the electron guns of a multiple-gun cathode ray tube system is tested by individually testing the emission current of each gun, storing voltages proportional to the emission currents of each gun and subsequently selecting the highest voltage stored and comparing it to each of the stored voltages.

REFERENCES:
patent: 3688184 (1972-08-01), Baum
patent: 4101823 (1978-07-01), Farmer

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