GB423995A - Improvements in thermionic valve circuits - Google Patents

Improvements in thermionic valve circuits

Info

Publication number
GB423995A
GB423995A GB30630/34A GB3063034A GB423995A GB 423995 A GB423995 A GB 423995A GB 30630/34 A GB30630/34 A GB 30630/34A GB 3063034 A GB3063034 A GB 3063034A GB 423995 A GB423995 A GB 423995A
Authority
GB
United Kingdom
Prior art keywords
oscillator
valve
oct
resistance
asbestos
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
GB30630/34A
Other languages
English (en)
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB423995A publication Critical patent/GB423995A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/10—Transference 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
    • 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
    • H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/12—Tubes with variable amplification factor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0032—Tubes with variable amplification factor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
GB30630/34A 1932-07-04 1934-10-25 Improvements in thermionic valve circuits Expired GB423995A (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
GB423995A true GB423995A (en) 1935-02-12

Family

ID=8680356

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30630/34A Expired GB423995A (en) 1932-07-04 1934-10-25 Improvements in thermionic valve circuits

Country Status (2)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL63636C (fr) * 1938-05-19
FR2964788B1 (fr) 2010-09-10 2015-05-15 Soitec Silicon On Insulator Procédé de traitement d'un substrat au moyen d'un flux lumineux de longueur d'onde déterminée, et substrat correspondant

Also Published As

Publication number Publication date
FR44532E (fr) 1935-02-19
FR757986A (fr) 1934-01-05

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