FR834005A - Appareils à décharge électronique - Google Patents

Appareils à décharge électronique

Info

Publication number
FR834005A
FR834005A FR834005DA FR834005A FR 834005 A FR834005 A FR 834005A FR 834005D A FR834005D A FR 834005DA FR 834005 A FR834005 A FR 834005A
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
English (en)
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 FR834005A publication Critical patent/FR834005A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/065—Devices for short wave tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/20—Tubes with more than one discharge path; Multiple tubes, e.g. double diode, triode-hexode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B9/00—Generation of oscillations using transit-time effects
    • H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
    • 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
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/003—Tubes with plural electrode systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR834005D 1937-02-26 1938-02-18 Appareils à décharge électronique Expired FR834005A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US127899A US2163247A (en) 1937-02-26 1937-02-26 Electron discharge apparatus

Publications (1)

Publication Number Publication Date
FR834005A true FR834005A (fr) 1938-11-09

Family

ID=22432530

Family Applications (2)

Application Number Title Priority Date Filing Date
FR834005D Expired FR834005A (fr) 1937-02-26 1938-02-18 Appareils à décharge électronique
FR834004D Expired FR834004A (fr) 1937-02-26 1938-02-18 Dispositifs à décharge électronique

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR834004D Expired FR834004A (fr) 1937-02-26 1938-02-18 Dispositifs à décharge électronique

Country Status (6)

Country Link
US (1) US2163247A (enrdf_load_stackoverflow)
BE (1) BE495242A (enrdf_load_stackoverflow)
DE (1) DE706668C (enrdf_load_stackoverflow)
FR (2) FR834005A (enrdf_load_stackoverflow)
GB (1) GB495242A (enrdf_load_stackoverflow)
NL (1) NL49225C (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456579A (en) * 1942-10-30 1948-12-14 Rca Corp Electron discharge device for ultra high frequencies
US2423443A (en) * 1942-12-31 1947-07-08 Bell Telephone Labor Inc High power electronic discharge device for generating ultra high frequency radiations
US2437027A (en) * 1943-01-12 1948-03-02 John H Homrighous Time division multiplex communication system
US2533280A (en) * 1943-03-16 1950-12-12 Int Standard Electric Corp Multiunit vacuum tube
US5007135A (en) * 1990-06-18 1991-04-16 Robert Rigsby Plant growing receptacle
US5383302A (en) * 1992-10-08 1995-01-24 Hill; Ronald F. Apparatus and method for growing strongly-rooted trees, and preventing root damage to hardscapes

Also Published As

Publication number Publication date
US2163247A (en) 1939-06-20
DE706668C (de) 1941-05-31
NL49225C (enrdf_load_stackoverflow) 1940-09-16
FR834004A (fr) 1938-11-09
BE495242A (enrdf_load_stackoverflow) 1950-08-16
GB495242A (en) 1938-11-09

Similar Documents

Publication Publication Date Title
FR65201E (fr) Perfectionnements aux appareils à décharge électronique
FR867556A (fr) Perfectionnements aux appareils à décharge électronique
FR57759E (fr) Perfectionnements aux appareils à décharge électronique
FR829267A (fr) Appareils à décharge électronique
FR58577E (fr) Perfectionnements aux appareils à décharge électronique
FR848179A (fr) Appareils à décharge électronique
FR57753E (fr) Perfectionnements aux appareils à décharge électronique
FR872792A (fr) Dispositifs à décharge électronique
FR839910A (fr) Dispositifs à décharge électronique
FR834005A (fr) Appareils à décharge électronique
FR828276A (fr) Dispositifs à décharge électronique
FR65357E (fr) Perfectionnements aux appareils à décharge électronique
FR831683A (fr) Dispositifs à décharge électronique
FR939238A (fr) Perfectionnements aux appareils à décharge électronique
FR831556A (fr) Dispositifs à décharge électronique
FR835935A (fr) Appareils à décharge électronique
FR840408A (fr) Appareils à décharge électronique
FR824729A (fr) Dispositifs à décharge électronique
FR835521A (fr) Dispositif à décharge électronique
FR846981A (fr) Tube à décharge électronique
FR869047A (fr) Appareils à décharge électronique
FR822037A (fr) Dispositifs à décharge électronique
FR866094A (fr) Appareils à décharge électronique
FR839784A (fr) Dispositifs à décharge électronique
FR829993A (fr) Dispositifs à décharge électronique