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GB513111A - Improvements in or relating to electron discharge devices - Google Patents

Improvements in or relating to electron discharge devices

Info

Publication number
GB513111A
GB513111A GB6281/38A GB628138A GB513111A GB 513111 A GB513111 A GB 513111A GB 6281/38 A GB6281/38 A GB 6281/38A GB 628138 A GB628138 A GB 628138A GB 513111 A GB513111 A GB 513111A
Authority
GB
United Kingdom
Prior art keywords
relating
discharge devices
electron discharge
feb
electron
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
GB6281/38A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB513111A publication Critical patent/GB513111A/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

Landscapes

  • Electron Tubes For Measurement (AREA)
  • Elimination Of Static Electricity (AREA)
  • Hybrid Cells (AREA)
  • Thermistors And Varistors (AREA)

Abstract

513,111. Alloys. MARCONI'S WIRELESS TELEGRAPH CO., Ltd. Feb. 28, 1938, No. 6281. Convention date, Feb. 26, 1937. Drawings to Specification. [Class 82 (i)] [Also in Group XL] The secondary-electron-emitting-electrodes of an electron multiplier are formed of the material known under the Registered Trade Mark " Nichrome."
GB6281/38A 1937-02-26 1938-02-28 Improvements in or relating to electron discharge devices Expired GB513111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US127828A US2175697A (en) 1937-02-26 1937-02-26 Electron discharge amplifier

Publications (1)

Publication Number Publication Date
GB513111A true GB513111A (en) 1939-10-04

Family

ID=22432169

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6281/38A Expired GB513111A (en) 1937-02-26 1938-02-28 Improvements in or relating to electron discharge devices

Country Status (3)

Country Link
US (1) US2175697A (en)
FR (1) FR832693A (en)
GB (1) GB513111A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416302A (en) * 1941-01-07 1947-02-25 Bell Telephone Labor Inc Electronic apparatus
US2442848A (en) * 1942-03-09 1948-06-08 Farnsworth Res Corp Electron control tube
US2530373A (en) * 1943-05-04 1950-11-21 Bell Telephone Labor Inc Ultra high frequency electronic device
BE492890A (en) * 1948-12-24
US3031596A (en) * 1958-03-13 1962-04-24 Csf Device for separating electrons in accordance with their energy levels
US3532918A (en) * 1968-04-10 1970-10-06 Us Air Force Magnetic apparatus to control the energy distribution of an electron beam
US4199702A (en) * 1976-05-03 1980-04-22 Rca Corporation Electron multiplier input electron optics
AU2003900277A0 (en) * 2003-01-20 2003-02-06 Etp Electron Multipliers Pty Ltd Particle detection by electron multiplication
AU2017214764B2 (en) * 2016-02-03 2022-03-17 Adaptas Solutions Pty Ltd Apparatus and methods for controlling a charged particle in a magnetic field
AU2020399432A1 (en) * 2019-12-09 2022-06-30 Adaptas Solutions Pty Ltd Improvements in instruments comprising an electron multiplier

Also Published As

Publication number Publication date
US2175697A (en) 1939-10-10
FR832693A (en) 1938-09-30

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