GB750304A - Improvements in or relating to cathode-ray tuning indicators for visually indicatingsyntony - Google Patents

Improvements in or relating to cathode-ray tuning indicators for visually indicatingsyntony

Info

Publication number
GB750304A
GB750304A GB3270/53A GB327053A GB750304A GB 750304 A GB750304 A GB 750304A GB 3270/53 A GB3270/53 A GB 3270/53A GB 327053 A GB327053 A GB 327053A GB 750304 A GB750304 A GB 750304A
Authority
GB
United Kingdom
Prior art keywords
screen
control electrodes
cathode
voltages
cathodes
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
GB3270/53A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB750304A publication Critical patent/GB750304A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/14—Magic-eye or analogous tuning indicators

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB3270/53A 1952-02-08 1953-02-05 Improvements in or relating to cathode-ray tuning indicators for visually indicatingsyntony Expired GB750304A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE750304X 1952-02-08
DEP7078A DE959481C (de) 1952-02-08 1952-02-09 Elektronenstrahl-Abstimmanzeigeroehre

Publications (1)

Publication Number Publication Date
GB750304A true GB750304A (en) 1956-06-13

Family

ID=25947548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3270/53A Expired GB750304A (en) 1952-02-08 1953-02-05 Improvements in or relating to cathode-ray tuning indicators for visually indicatingsyntony

Country Status (7)

Country Link
US (1) US2805352A (OSRAM)
BE (1) BE517504A (OSRAM)
DE (1) DE959481C (OSRAM)
FR (1) FR1070683A (OSRAM)
GB (1) GB750304A (OSRAM)
IT (1) IT500148A (OSRAM)
NL (1) NL82773C (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252326B (OSRAM) * 1940-07-23

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2051188A (en) * 1935-06-27 1936-08-18 Rca Corp Tuning indicator tube
NL57947C (OSRAM) * 1935-06-27
US2105818A (en) * 1937-06-22 1938-01-18 Rogers Radio Tubes Ltd Voltage indicating electron discharge tube
US2243408A (en) * 1938-05-12 1941-05-27 Rca Corp Visual tuning indicator
DE1252326B (OSRAM) * 1940-07-23
GB687261A (en) * 1945-07-24 1953-02-11 Gen Electric Improvements relating to electric discharge devices
CH291029A (de) * 1949-09-09 1953-05-31 Siemens Ag Elektronenröhre mit Leuchtschirm, insbesondere zur Abstimmanzeige.

Also Published As

Publication number Publication date
IT500148A (OSRAM)
DE959481C (de) 1957-03-07
NL82773C (OSRAM)
BE517504A (OSRAM)
FR1070683A (fr) 1954-08-05
US2805352A (en) 1957-09-03

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