GB548792A - A circuit-arrangement comprising a secondary electron-emission tube - Google Patents

A circuit-arrangement comprising a secondary electron-emission tube

Info

Publication number
GB548792A
GB548792A GB12158/41A GB1215841A GB548792A GB 548792 A GB548792 A GB 548792A GB 12158/41 A GB12158/41 A GB 12158/41A GB 1215841 A GB1215841 A GB 1215841A GB 548792 A GB548792 A GB 548792A
Authority
GB
United Kingdom
Prior art keywords
arrangement
circuit
secondary electron
emission tube
philips
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
GB12158/41A
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
Publication of GB548792A publication Critical patent/GB548792A/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
    • H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
    • H01J43/025—Circuits therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Amplifiers (AREA)

Abstract

548,792. Valve amplifying circuits. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Sept. 19, 1941, No. 12158. Drawings to Specification. [C]ass40(v)] The subject-matter of this Specification is identical with that described in Specification 614,813, [Group XL (c)].
GB12158/41A 1940-05-30 1941-09-19 A circuit-arrangement comprising a secondary electron-emission tube Expired GB548792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL614813X 1940-05-30

Publications (1)

Publication Number Publication Date
GB548792A true GB548792A (en) 1942-10-23

Family

ID=19788222

Family Applications (2)

Application Number Title Priority Date Filing Date
GB12158/41A Expired GB548792A (en) 1940-05-30 1941-09-19 A circuit-arrangement comprising a secondary electron-emission tube
GB22923/46A Expired GB614813A (en) 1940-05-30 1946-08-01 A circuit-arrangement comprising a secondary electron-emission tube

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB22923/46A Expired GB614813A (en) 1940-05-30 1946-08-01 A circuit-arrangement comprising a secondary electron-emission tube

Country Status (3)

Country Link
DE (1) DE734781C (en)
FR (1) FR872760A (en)
GB (2) GB548792A (en)

Also Published As

Publication number Publication date
DE734781C (en) 1943-04-24
FR872760A (en) 1942-06-18
GB614813A (en) 1948-12-23

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