FR44532E - Improvements to electronic tubes and their circuits - Google Patents

Improvements to electronic tubes and their circuits

Info

Publication number
FR44532E
FR44532E FR44532DA FR44532E FR 44532 E FR44532 E FR 44532E FR 44532D A FR44532D A FR 44532DA FR 44532 E FR44532 E FR 44532E
Authority
FR
France
Prior art keywords
circuits
electronic tubes
tubes
electronic
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR44532E publication Critical patent/FR44532E/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/10Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00Vacuum tubes
    • H01J21/02Tubes with a single discharge path
    • H01J21/06Tubes with a single discharge path having electrostatic control means only
    • H01J21/10Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/12Tubes with variable amplification factor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00Discharge tubes and lamps
    • H01J2893/0032Tubes with variable amplification factor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
FR44532D 1932-07-04 1933-10-27 Improvements to electronic tubes and their circuits Expired FR44532E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB757986X 1932-07-04
FR44532T 1933-10-27

Publications (1)

Publication Number Publication Date
FR44532E true FR44532E (en) 1935-02-19

Family

ID=8680356

Family Applications (2)

Application Number Title Priority Date Filing Date
FR757986D Expired FR757986A (en) 1932-07-04 1933-07-04 Improvements to electronic tubes and their circuits
FR44532D Expired FR44532E (en) 1932-07-04 1933-10-27 Improvements to electronic tubes and their circuits

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR757986D Expired FR757986A (en) 1932-07-04 1933-07-04 Improvements to electronic tubes and their circuits

Country Status (2)

Country Link
FR (2) FR757986A (en)
GB (1) GB423995A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL63636C (en) * 1938-05-19
FR2964788B1 (en) 2010-09-10 2015-05-15 Soitec Silicon On Insulator METHOD FOR PROCESSING A SUBSTRATE USING A LIGHT FLOW OF DETERMINED WAVELENGTH, AND CORRESPONDING SUBSTRATE

Also Published As

Publication number Publication date
GB423995A (en) 1935-02-12
FR757986A (en) 1934-01-05

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