FR854917A - Electric wave amplifier systems - Google Patents

Electric wave amplifier systems

Info

Publication number
FR854917A
FR854917A FR854917DA FR854917A FR 854917 A FR854917 A FR 854917A FR 854917D A FR854917D A FR 854917DA FR 854917 A FR854917 A FR 854917A
Authority
FR
France
Prior art keywords
electric wave
wave amplifier
amplifier systems
systems
electric
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
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR854917A publication Critical patent/FR854917A/en
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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR854917D 1938-07-05 1939-05-17 Electric wave amplifier systems Expired FR854917A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB227708X 1938-07-05

Publications (1)

Publication Number Publication Date
FR854917A true FR854917A (en) 1940-04-27

Family

ID=10184796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854917D Expired FR854917A (en) 1938-07-05 1939-05-17 Electric wave amplifier systems

Country Status (5)

Country Link
BE (1) BE434920A (en)
CH (1) CH227708A (en)
DE (1) DE896057C (en)
FR (1) FR854917A (en)
GB (1) GB516697A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857401C (en) * 1942-05-28 1952-11-27 Siemens Ag Multi-stage amplifier with gain control by changing the negative feedback

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE893205C (en) * 1949-11-11 1953-10-15 Atlas Werke Ag Circuit for amplifying and measuring the difference between variable, in particular biological, voltages
DE820451C (en) * 1950-02-09 1951-11-12 Telefunken Gmbh Low frequency amplifier with negative voltage feedback

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB317005A (en) * 1928-08-08 1930-10-22 Standard Telephones Cables Ltd Electric signal wave amplifying and translation systems
GB435646A (en) * 1933-09-26 1935-09-25 Standard Telephones Cables Ltd Vacuum tube amplifiers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857401C (en) * 1942-05-28 1952-11-27 Siemens Ag Multi-stage amplifier with gain control by changing the negative feedback

Also Published As

Publication number Publication date
GB516697A (en) 1940-01-09
DE896057C (en) 1953-11-09
BE434920A (en)
CH227708A (en) 1943-06-30

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