CA822323A - Method and apparatus for controlling cathode ray tube brightness and contrast - Google Patents

Method and apparatus for controlling cathode ray tube brightness and contrast

Info

Publication number
CA822323A
CA822323A CA822323A CA822323DA CA822323A CA 822323 A CA822323 A CA 822323A CA 822323 A CA822323 A CA 822323A CA 822323D A CA822323D A CA 822323DA CA 822323 A CA822323 A CA 822323A
Authority
CA
Canada
Prior art keywords
contrast
ray tube
cathode ray
tube brightness
controlling cathode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA822323A
Inventor
Alex W. Dreyfoos, Jr.
W. Mergens George
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Photo Electronics Corp
Original Assignee
Photo Electronics Corp
Publication date
Application granted granted Critical
Publication of CA822323A publication Critical patent/CA822323A/en
Expired legal-status Critical Current

Links

CA822323A Method and apparatus for controlling cathode ray tube brightness and contrast Expired CA822323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA822323T

Publications (1)

Publication Number Publication Date
CA822323A true CA822323A (en) 1969-09-02

Family

ID=36299731

Family Applications (1)

Application Number Title Priority Date Filing Date
CA822323A Expired CA822323A (en) Method and apparatus for controlling cathode ray tube brightness and contrast

Country Status (1)

Country Link
CA (1) CA822323A (en)

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