FR944979A - Improvements to electronic discharge devices - Google Patents

Improvements to electronic discharge devices

Info

Publication number
FR944979A
FR944979A FR944979DA FR944979A FR 944979 A FR944979 A FR 944979A FR 944979D A FR944979D A FR 944979DA FR 944979 A FR944979 A FR 944979A
Authority
FR
France
Prior art keywords
discharge devices
electronic discharge
electronic
devices
discharge
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR944979A publication Critical patent/FR944979A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Discharge Lamp (AREA)
  • Lasers (AREA)
FR944979D 1940-03-02 1947-04-10 Improvements to electronic discharge devices Expired FR944979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US321852A US2293177A (en) 1940-03-02 1940-03-02 Electron discharge device circuits

Publications (1)

Publication Number Publication Date
FR944979A true FR944979A (en) 1949-04-21

Family

ID=23252306

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944979D Expired FR944979A (en) 1940-03-02 1947-04-10 Improvements to electronic discharge devices

Country Status (3)

Country Link
US (1) US2293177A (en)
FR (1) FR944979A (en)
GB (1) GB547193A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432608A (en) * 1941-03-28 1947-12-16 Ncr Co Multianode, gas-filled discharge device
US2442403A (en) * 1942-09-23 1948-06-01 Rca Corp Electronic switching and computing device
US2470716A (en) * 1943-06-11 1949-05-17 Research Corp Electronic counting system
US2427533A (en) * 1943-12-31 1947-09-16 Research Corp Electronic switching device
US2845534A (en) * 1945-05-15 1958-07-29 Conrad H Hoeppner Secondary emission trigger circuit
US2817477A (en) * 1947-03-14 1957-12-24 Bell Telephone Labor Inc Electronic computer
US2502360A (en) * 1947-03-14 1950-03-28 Bell Telephone Labor Inc Electronic computer
NL82249C (en) * 1947-04-21
US2559395A (en) * 1948-07-15 1951-07-03 Electrons Inc Controllable electron discharge tube having low tube losses
US2495908A (en) * 1948-07-16 1950-01-31 Sylvania Electric Prod Thermionic discharge device
US2512984A (en) * 1948-09-01 1950-06-27 Stromberg Carlson Co Secondary emission tube ring circuit
US2533387A (en) * 1948-11-16 1950-12-12 Nat Union Radio Corp Method and apparatus for making dynodes
US2779893A (en) * 1950-07-13 1957-01-29 Hartford Nat Bank & Trust Co Device comprising an electric discharge tube having a concentrated electron beam
US2750501A (en) * 1951-12-21 1956-06-12 Ibm Secondary emission type trigger circuit
US2797319A (en) * 1952-04-28 1957-06-25 Norman F Moody Trigger circuit
US2794122A (en) * 1952-12-26 1957-05-28 Rca Corp Voltage correction circuits
US2949578A (en) * 1957-01-29 1960-08-16 Jan A Narud Millimicrosecond pulse circuits
US8008632B2 (en) * 2008-07-24 2011-08-30 Seagate Technology Llc Two-zone ion beam carbon deposition

Also Published As

Publication number Publication date
GB547193A (en) 1942-08-18
US2293177A (en) 1942-08-18

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