FR823940A - Electric discharge devices and related circuits - Google Patents

Electric discharge devices and related circuits

Info

Publication number
FR823940A
FR823940A FR823940DA FR823940A FR 823940 A FR823940 A FR 823940A FR 823940D A FR823940D A FR 823940DA FR 823940 A FR823940 A FR 823940A
Authority
FR
France
Prior art keywords
electric discharge
discharge devices
related circuits
circuits
devices
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR823940A publication Critical patent/FR823940A/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
FR823940D 1936-07-31 1937-07-05 Electric discharge devices and related circuits Expired FR823940A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93546A US2200063A (en) 1936-07-31 1936-07-31 Space discharge apparatus and circuits
US93536A US2205071A (en) 1936-07-31 1936-07-31 Space discharge apparatus and circuits therefor

Publications (1)

Publication Number Publication Date
FR823940A true FR823940A (en) 1938-01-28

Family

ID=26787644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR823940D Expired FR823940A (en) 1936-07-31 1937-07-05 Electric discharge devices and related circuits

Country Status (4)

Country Link
US (2) US2200063A (en)
FR (1) FR823940A (en)
GB (2) GB493217A (en)
NL (1) NL51729C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758171C (en) * 1939-04-23 1954-04-22 Otto Dr Peter Secondary electron multiplier, in which the impact electrodes are capable of secondary emission to different degrees at different points

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE890234C (en) * 1939-03-29 1953-09-17 Bosch Gmbh Robert Electron multiplier
US2417805A (en) * 1941-04-30 1947-03-25 Int Standard Electric Corp Electric oscillation generator and amplifier
US2530373A (en) * 1943-05-04 1950-11-21 Bell Telephone Labor Inc Ultra high frequency electronic device
US2424289A (en) * 1943-07-30 1947-07-22 Rca Corp Calculating device
US2458539A (en) * 1943-08-19 1949-01-11 William H Woodin Jr Secondary electron emission tube
US2445568A (en) * 1943-10-07 1948-07-20 Farnsworth Res Corp Modulating system
US2432681A (en) * 1943-12-02 1947-12-16 Farnsworth Res Corp Electron multiplier voltage supply
US2418574A (en) * 1943-12-20 1947-04-08 Farnsworth Television & Radio Electron multiplier
BE463651A (en) * 1945-03-07
US2537769A (en) * 1946-04-02 1951-01-09 Rca Corp Frequency control
US2472779A (en) * 1947-02-17 1949-06-07 Farnsworth Res Corp Cathode-ray tube amplifier
US2781969A (en) * 1951-01-27 1957-02-19 Somerville Alexander Calculating apparatus
CA523198A (en) * 1951-02-15 1956-03-27 Electric And Musical Industries Limited Cathode ray tubes
US2836760A (en) * 1955-03-08 1958-05-27 Egyesuelt Izzolampa Electron multiplier
NL97630C (en) * 1955-06-10
NL225735A (en) * 1957-03-13
US3023342A (en) * 1958-07-18 1962-02-27 Gen Atronics Corp Beam modulating devices and method
US3839674A (en) * 1970-07-04 1974-10-01 Philips Corp Device for measuring very small electric currents

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758171C (en) * 1939-04-23 1954-04-22 Otto Dr Peter Secondary electron multiplier, in which the impact electrodes are capable of secondary emission to different degrees at different points

Also Published As

Publication number Publication date
GB493217A (en) 1938-10-05
GB495843A (en) 1938-11-21
US2205071A (en) 1940-06-18
US2200063A (en) 1940-05-07
NL51729C (en) 1942-01-15

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