BE434519A - - Google Patents

Info

Publication number
BE434519A
BE434519A BE434519DA BE434519A BE 434519 A BE434519 A BE 434519A BE 434519D A BE434519D A BE 434519DA BE 434519 A BE434519 A BE 434519A
Authority
BE
Belgium
Prior art keywords
emi
electrodes
anode
control
control electrodes
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE434519A publication Critical patent/BE434519A/fr

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

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
BE434519D 1938-05-27 BE434519A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US210335A US2167842A (en) 1938-05-27 1938-05-27 Electron ray voltage indicator

Publications (1)

Publication Number Publication Date
BE434519A true BE434519A (sv)

Family

ID=22782498

Family Applications (1)

Application Number Title Priority Date Filing Date
BE434519D BE434519A (sv) 1938-05-27

Country Status (3)

Country Link
US (1) US2167842A (sv)
BE (1) BE434519A (sv)
NL (1) NL54681C (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2449291A (en) * 1940-02-26 1948-09-14 Wilcox Gay Corp Recording apparatus volume level indicator
NL76700C (sv) * 1940-07-23
US2455437A (en) * 1943-11-13 1948-12-07 Distillation Products Inc Ionization gauge circuits
US2457575A (en) * 1944-05-23 1948-12-28 Rca Corp Voltage indicator
US2784371A (en) * 1954-12-27 1957-03-05 Bell Aircraft Corp Fault tester for electron tubes
DE1059562B (de) * 1956-11-03 1959-06-18 Telefunken Gmbh Schaltung zur Spannungsanzeige mit Hilfe einer Anzeigeroehre

Also Published As

Publication number Publication date
NL54681C (sv)
US2167842A (en) 1939-08-01

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