FR932666A - Perfectionnements aux amplificateurs à basse fréquence - Google Patents

Perfectionnements aux amplificateurs à basse fréquence

Info

Publication number
FR932666A
FR932666A FR932666DA FR932666A FR 932666 A FR932666 A FR 932666A FR 932666D A FR932666D A FR 932666DA FR 932666 A FR932666 A FR 932666A
Authority
FR
France
Prior art keywords
low frequency
frequency amplifiers
amplifiers
low
frequency
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)
Inventor
Prafulla Kumar Chatterjea
Charles Thomas Scully
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR932666A publication Critical patent/FR932666A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Amplifiers (AREA)
FR932666D 1942-07-23 1946-08-23 Perfectionnements aux amplificateurs à basse fréquence Expired FR932666A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10293/42A GB558923A (en) 1942-07-23 1942-07-23 Improvements in or relating to thermionic valve amplifiers

Publications (1)

Publication Number Publication Date
FR932666A true FR932666A (fr) 1948-03-30

Family

ID=9965184

Family Applications (1)

Application Number Title Priority Date Filing Date
FR932666D Expired FR932666A (fr) 1942-07-23 1946-08-23 Perfectionnements aux amplificateurs à basse fréquence

Country Status (3)

Country Link
US (1) US2431307A (fr)
FR (1) FR932666A (fr)
GB (1) GB558923A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714635A (en) * 1944-08-07 1955-08-02 Otto H Schmitt Modulator-thermal demodulator system
US3051913A (en) * 1959-10-12 1962-08-28 Gen Dynamics Corp Automatic gain control amplifier circuitry

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2017192A (en) * 1932-10-29 1935-10-15 Rca Corp Electrical network
US2204962A (en) * 1937-09-14 1940-06-18 Telefunken Gmbh Automatic volume control
US2271208A (en) * 1939-08-07 1942-01-27 Gen Electric Resistance device

Also Published As

Publication number Publication date
GB558923A (en) 1944-01-27
US2431307A (en) 1947-11-25

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