FR887498A - Improvements to voltage-controlled photoelectric cathode secondary electron multipliers - Google Patents

Improvements to voltage-controlled photoelectric cathode secondary electron multipliers

Info

Publication number
FR887498A
FR887498A FR887498DA FR887498A FR 887498 A FR887498 A FR 887498A FR 887498D A FR887498D A FR 887498DA FR 887498 A FR887498 A FR 887498A
Authority
FR
France
Prior art keywords
voltage
secondary electron
electron multipliers
photoelectric cathode
controlled photoelectric
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
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 FR887498A publication Critical patent/FR887498A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
FR887498D 1941-07-16 1942-11-04 Improvements to voltage-controlled photoelectric cathode secondary electron multipliers Expired FR887498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE887498X 1941-07-16

Publications (1)

Publication Number Publication Date
FR887498A true FR887498A (en) 1943-11-15

Family

ID=6833820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR887498D Expired FR887498A (en) 1941-07-16 1942-11-04 Improvements to voltage-controlled photoelectric cathode secondary electron multipliers

Country Status (1)

Country Link
FR (1) FR887498A (en)

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