FR1073069A - Tube indicateur d'accord - Google Patents

Tube indicateur d'accord

Info

Publication number
FR1073069A
FR1073069A FR1073069DA FR1073069A FR 1073069 A FR1073069 A FR 1073069A FR 1073069D A FR1073069D A FR 1073069DA FR 1073069 A FR1073069 A FR 1073069A
Authority
FR
France
Prior art keywords
indicator tube
tuning indicator
tuning
tube
indicator
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
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1073069A publication Critical patent/FR1073069A/fr
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
FR1073069D 1952-03-20 1953-03-18 Tube indicateur d'accord Expired FR1073069A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE313049X 1952-03-20

Publications (1)

Publication Number Publication Date
FR1073069A true FR1073069A (fr) 1954-09-20

Family

ID=6138349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1073069D Expired FR1073069A (fr) 1952-03-20 1953-03-18 Tube indicateur d'accord

Country Status (6)

Country Link
US (1) US2822494A (fr)
BE (1) BE518559A (fr)
CH (1) CH313049A (fr)
FR (1) FR1073069A (fr)
GB (1) GB747492A (fr)
IT (1) IT500096A (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2051189A (en) * 1935-06-27 1936-08-18 Rca Corp Tuning indicator tube
US2243034A (en) * 1937-06-03 1941-05-20 Hygrade Sylvania Corp Fluorescent indicating device
US2105818A (en) * 1937-06-22 1938-01-18 Rogers Radio Tubes Ltd Voltage indicating electron discharge tube
US2321855A (en) * 1940-01-17 1943-06-15 Gen Motors Corp Indicator
BE501568A (fr) * 1940-07-23

Also Published As

Publication number Publication date
IT500096A (fr)
BE518559A (fr)
GB747492A (en) 1956-04-04
US2822494A (en) 1958-02-04
CH313049A (de) 1956-03-15

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