FR682959A - Amplificateur à lampe thermo-ionique - Google Patents

Amplificateur à lampe thermo-ionique

Info

Publication number
FR682959A
FR682959A FR682959DA FR682959A FR 682959 A FR682959 A FR 682959A FR 682959D A FR682959D A FR 682959DA FR 682959 A FR682959 A FR 682959A
Authority
FR
France
Prior art keywords
thermionic
lamp amplifier
amplifier
lamp
thermionic lamp
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)
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.)
Parlophone Records Ltd
Original Assignee
Gramophone 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 Gramophone Co Ltd filed Critical Gramophone Co Ltd
Application granted granted Critical
Publication of FR682959A publication Critical patent/FR682959A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/12—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of attenuating means
    • H03F1/13—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of attenuating means in discharge-tube amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/008—Receiver or amplifier input circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR682959D 1928-10-10 1929-10-09 Amplificateur à lampe thermo-ionique Expired FR682959A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US333451XA 1928-10-10 1928-10-10

Publications (1)

Publication Number Publication Date
FR682959A true FR682959A (fr) 1930-06-04

Family

ID=21869870

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682959D Expired FR682959A (fr) 1928-10-10 1929-10-09 Amplificateur à lampe thermo-ionique

Country Status (2)

Country Link
FR (1) FR682959A (fr)
GB (1) GB333451A (fr)

Also Published As

Publication number Publication date
GB333451A (en) 1930-08-14

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