GB798776A - Focussing arrangements for cathode ray tubes - Google Patents

Focussing arrangements for cathode ray tubes

Info

Publication number
GB798776A
GB798776A GB27901/55A GB2790155A GB798776A GB 798776 A GB798776 A GB 798776A GB 27901/55 A GB27901/55 A GB 27901/55A GB 2790155 A GB2790155 A GB 2790155A GB 798776 A GB798776 A GB 798776A
Authority
GB
United Kingdom
Prior art keywords
circuit
coil
ray tubes
tuned
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
GB27901/55A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB798776A publication Critical patent/GB798776A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/26—Modifications of scanning arrangements to improve focusing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
GB27901/55A 1954-10-06 1955-09-30 Focussing arrangements for cathode ray tubes Expired GB798776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE195977T 1954-10-06

Publications (1)

Publication Number Publication Date
GB798776A true GB798776A (en) 1958-07-30

Family

ID=29555867

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27901/55A Expired GB798776A (en) 1954-10-06 1955-09-30 Focussing arrangements for cathode ray tubes

Country Status (2)

Country Link
AT (1) AT195977B (OSRAM)
GB (1) GB798776A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1273566B (de) * 1966-07-09 1968-07-25 Telefunken Patent Schaltung fuer Fernsehgeraete zur Korrektur von Verzeichnungen des auf den Leuchtschirm einer Kathodenstrahlroehre geschriebenen Rasters
DE1273567B (de) * 1966-08-06 1968-07-25 Telefunken Patent Schaltung fuer Fernsehgeraete zur Korrektur von Verzeichnungen des auf den Leuchtschirm einer Kathodenstrahlroehre geschriebenen Rasters
DE1294447B (de) * 1967-08-24 1969-05-08 Zentrallaboratorium Rundfunk Schaltung zur Erzeugung von Horizontalkonvergenzstroemen fuer eine Mehrstrahlbildroehre
US4460851A (en) * 1981-09-28 1984-07-17 International Business Machines Corporation Combined dynamic focus circuit flyback capacitor

Also Published As

Publication number Publication date
AT195977B (OSRAM) 1958-02-25

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