GB423772A - Improvements in or relating to thermionic valve arrangements - Google Patents

Improvements in or relating to thermionic valve arrangements

Info

Publication number
GB423772A
GB423772A GB12343/34A GB1234334A GB423772A GB 423772 A GB423772 A GB 423772A GB 12343/34 A GB12343/34 A GB 12343/34A GB 1234334 A GB1234334 A GB 1234334A GB 423772 A GB423772 A GB 423772A
Authority
GB
United Kingdom
Prior art keywords
grid
valve
coil
oscillation
anode
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
GB12343/34A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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
Priority claimed from US668231A external-priority patent/US2153778A/en
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB423772A publication Critical patent/GB423772A/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
    • 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB12343/34A 1933-04-27 1934-04-24 Improvements in or relating to thermionic valve arrangements Expired GB423772A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US668231A US2153778A (en) 1933-04-27 1933-04-27 Circuit arrangement
US162274A US2194512A (en) 1933-04-27 1937-09-03 Combined oscillator-detector circuits

Publications (1)

Publication Number Publication Date
GB423772A true GB423772A (en) 1935-02-07

Family

ID=26858602

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12343/34A Expired GB423772A (en) 1933-04-27 1934-04-24 Improvements in or relating to thermionic valve arrangements

Country Status (5)

Country Link
US (1) US2194512A (xx)
DE (1) DE632327C (xx)
FR (1) FR771600A (xx)
GB (1) GB423772A (xx)
NL (1) NL38790C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774867A (en) * 1952-06-14 1956-12-18 Hazeltine Research Inc Frequency modulation detector having fixed output frequency converter
DE1035218B (de) * 1952-09-10 1958-07-31 Telefunken Gmbh Schaltungsanordnung zur Erzeugung eines leistungsstarken Frequenzspektrums

Also Published As

Publication number Publication date
FR771600A (fr) 1934-10-12
NL38790C (xx)
US2194512A (en) 1940-03-26
DE632327C (de) 1936-07-06

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