CH302764A - Video-Endverstärker für Fernsehempfänger mit Bildkontrastregler. - Google Patents

Video-Endverstärker für Fernsehempfänger mit Bildkontrastregler.

Info

Publication number
CH302764A
CH302764A CH302764DA CH302764A CH 302764 A CH302764 A CH 302764A CH 302764D A CH302764D A CH 302764DA CH 302764 A CH302764 A CH 302764A
Authority
CH
Switzerland
Prior art keywords
power amplifier
television receivers
picture contrast
video power
regulator
Prior art date
Application number
Other languages
English (en)
Inventor
America Radio Corporation Of
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of CH302764A publication Critical patent/CH302764A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Picture Signal Circuits (AREA)
CH302764D 1951-03-30 1952-03-29 Video-Endverstärker für Fernsehempfänger mit Bildkontrastregler. CH302764A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US218310A US2853549A (en) 1951-03-30 1951-03-30 High level contrast control for video amplifiers

Publications (1)

Publication Number Publication Date
CH302764A true CH302764A (de) 1954-10-31

Family

ID=22814585

Family Applications (1)

Application Number Title Priority Date Filing Date
CH302764D CH302764A (de) 1951-03-30 1952-03-29 Video-Endverstärker für Fernsehempfänger mit Bildkontrastregler.

Country Status (7)

Country Link
US (1) US2853549A (de)
BE (1) BE510278A (de)
CH (1) CH302764A (de)
ES (1) ES202295A1 (de)
FR (1) FR1054398A (de)
GB (1) GB705883A (de)
NL (1) NL168490B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277309B (de) * 1964-07-01 1968-09-12 Telefunken Patent Schaltungsanordnung zur Einstellung des Kontrastes in einem Fernsehempfaenger

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240874A (en) * 1962-06-27 1966-03-15 Warwick Electronics Inc Contrast control for a video amplifier including a spaced apart variable impedance device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2236066A (en) * 1935-05-31 1941-03-25 Rca Corp Television apparatus
US2234830A (en) * 1938-05-28 1941-03-11 Rca Corp Cathode ray modulator
CH246035A (de) * 1943-02-11 1946-12-15 Magyar Wolframlampagyar Kremen Mit einem Kristalltonabnehmer in Verbindung stehender Tonstärkeregler.
US2448771A (en) * 1943-09-23 1948-09-07 Du Mont Allen B Lab Inc Cathode-ray oscillograph circuit
US2552022A (en) * 1945-06-08 1951-05-08 Nat Res Dev Expanded sweep and calibrated marker for cathode-ray tube trace
US2656413A (en) * 1947-07-31 1953-10-20 Emi Ltd Television receiver
US2505367A (en) * 1948-05-21 1950-04-25 Rca Corp Television receiver brightness and contrast control
US2540646A (en) * 1948-06-09 1951-02-06 Scophony Ltd Cathode-ray tube modulation circuits for television receivers
US2584332A (en) * 1949-08-19 1952-02-05 Motorola Inc Video amplifier having variable gain and variable band width
US2718551A (en) * 1950-03-28 1955-09-20 Zenith Radio Corp Frequency-compensated video amplifier output circuit with constant synchronizing signal output

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277309B (de) * 1964-07-01 1968-09-12 Telefunken Patent Schaltungsanordnung zur Einstellung des Kontrastes in einem Fernsehempfaenger

Also Published As

Publication number Publication date
NL168490B (nl)
BE510278A (de)
US2853549A (en) 1958-09-23
FR1054398A (fr) 1954-02-10
GB705883A (en) 1954-03-17
ES202295A1 (es) 1952-04-01

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