FR44893E - Dispositif amplificateur thermoïonique - Google Patents

Dispositif amplificateur thermoïonique

Info

Publication number
FR44893E
FR44893E FR44893DA FR44893E FR 44893 E FR44893 E FR 44893E FR 44893D A FR44893D A FR 44893DA FR 44893 E FR44893 E FR 44893E
Authority
FR
France
Prior art keywords
amplifier device
thermionic amplifier
thermionic
amplifier
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR44893E publication Critical patent/FR44893E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/02—Volume compression or expansion in amplifiers having 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Microwave Tubes (AREA)
  • Hybrid Cells (AREA)
FR44893D 1932-04-30 1934-06-01 Dispositif amplificateur thermoïonique Expired FR44893E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL61083A NL40011C (fr) 1932-04-30 1932-04-30
DEN35376D DE656476C (de) 1932-04-30 1933-06-21 Verstaerkeranlage

Publications (1)

Publication Number Publication Date
FR44893E true FR44893E (fr) 1935-04-24

Family

ID=34066211

Family Applications (2)

Application Number Title Priority Date Filing Date
FR753235D Expired FR753235A (fr) 1932-04-30 1933-03-28 Dispositif amplificateur thermoïonique
FR44893D Expired FR44893E (fr) 1932-04-30 1934-06-01 Dispositif amplificateur thermoïonique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR753235D Expired FR753235A (fr) 1932-04-30 1933-03-28 Dispositif amplificateur thermoïonique

Country Status (8)

Country Link
US (2) US2120995A (fr)
AT (1) AT144736B (fr)
CH (2) CH169190A (fr)
DE (2) DE654641C (fr)
DK (1) DK50062C (fr)
FR (2) FR753235A (fr)
GB (2) GB388292A (fr)
NL (2) NL40011C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563773A (en) * 1946-07-30 1951-08-07 Sonotone Corp Audio-frequency amplifier
US2466018A (en) * 1946-08-02 1949-04-05 Sperry Corp Vibratory strand reference apparatus with longitudinal component drive
US2552586A (en) * 1947-02-19 1951-05-15 Thomas A Read Automatic volume control
BE560458A (fr) * 1954-02-08
NL267845A (fr) * 1959-04-27 1900-01-01

Also Published As

Publication number Publication date
GB388292A (en) 1933-02-23
US2083626A (en) 1937-06-15
DE654641C (de) 1937-12-28
AT144736B (de) 1936-02-25
CH169190A (de) 1934-05-15
GB417440A (en) 1934-10-04
DE656476C (de) 1938-02-07
US2120995A (en) 1938-06-21
NL43096C (fr) 1938-05-16
CH175922A (de) 1935-03-15
DK50062C (da) 1935-03-25
FR753235A (fr) 1933-10-10
NL40011C (fr) 1937-02-15

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