FR871676A - Perfectionnements aux tubes indicateurs d'accord - Google Patents

Perfectionnements aux tubes indicateurs d'accord

Info

Publication number
FR871676A
FR871676A FR871676DA FR871676A FR 871676 A FR871676 A FR 871676A FR 871676D A FR871676D A FR 871676DA FR 871676 A FR871676 A FR 871676A
Authority
FR
France
Prior art keywords
tuning indicator
indicator tubes
tubes
tuning
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)
French (fr)
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR871676A publication Critical patent/FR871676A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/12—Tubes with variable amplification factor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/001—Non-constructive schematic arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0032—Tubes with variable amplification factor
FR871676D 1940-04-11 1941-04-23 Perfectionnements aux tubes indicateurs d'accord Expired FR871676A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE871676X 1940-04-11

Publications (1)

Publication Number Publication Date
FR871676A true FR871676A (fr) 1942-05-05

Family

ID=6815306

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871676D Expired FR871676A (fr) 1940-04-11 1941-04-23 Perfectionnements aux tubes indicateurs d'accord

Country Status (2)

Country Link
FR (1) FR871676A (enrdf_load_stackoverflow)
NL (1) NL56527C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL56527C (enrdf_load_stackoverflow)

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