FR39849E - Signaling electric wave translators and amplifiers - Google Patents

Signaling electric wave translators and amplifiers

Info

Publication number
FR39849E
FR39849E FR39849DA FR39849E FR 39849 E FR39849 E FR 39849E FR 39849D A FR39849D A FR 39849DA FR 39849 E FR39849 E FR 39849E
Authority
FR
France
Prior art keywords
translators
amplifiers
electric wave
signaling electric
signaling
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 FR39849E publication Critical patent/FR39849E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/06—Control of transmission; Equalising by the transmitted signal
    • H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/04—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes
    • H03G9/06—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes for gain control and tone control
    • H03G9/08—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having discharge tubes for gain control and tone control incorporating negative feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Non-Reversible Transmitting Devices (AREA)
FR39849D 1928-08-08 1931-03-09 Signaling electric wave translators and amplifiers Expired FR39849E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29815528A 1928-08-08 1928-08-08
US411224A US2003282A (en) 1928-08-08 1929-12-03 Wave translation system
US39849XA 1930-03-26 1930-03-26

Publications (1)

Publication Number Publication Date
FR39849E true FR39849E (en) 1932-03-18

Family

ID=31950471

Family Applications (2)

Application Number Title Priority Date Filing Date
FR680681D Expired FR680681A (en) 1928-08-08 1929-08-05 Signaling electric wave translators and amplifiers
FR39849D Expired FR39849E (en) 1928-08-08 1931-03-09 Signaling electric wave translators and amplifiers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR680681D Expired FR680681A (en) 1928-08-08 1929-08-05 Signaling electric wave translators and amplifiers

Country Status (3)

Country Link
US (1) US2003282A (en)
FR (2) FR680681A (en)
GB (2) GB317005A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744697C (en) * 1938-04-27 1944-06-10 Opta Radio Ag Circuit arrangement for equalizing the frequency response of a grid-controlled tube
DE767483C (en) * 1937-04-29 1952-08-28 Siemens & Halske A G High frequency amplification system
DE761814C (en) * 1933-12-21 1953-03-16 Western Electric Co Amplifier with negative feedback

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE860226C (en) * 1934-12-09 1952-12-18 Siemens Ag Cascade amplifier with negative feedback
DE905746C (en) * 1935-06-18 1954-03-04 Siemens Ag Multi-stage amplifier circuit with negative feedback
GB479113A (en) * 1936-04-29 1938-01-31 Alan Dower Blumlein Improvements in or relating to thermionic valve circuits particularly for use in television
NL57896C (en) * 1936-12-05
DE914261C (en) * 1936-12-05 1954-06-28 Western Electric Co Circuit for creating an impedance of a predetermined size
BE434920A (en) * 1938-07-05
US2542087A (en) * 1947-02-15 1951-02-20 Rca Corp Neutralization of amplifiers
US2663766A (en) * 1950-06-28 1953-12-22 Bell Telephone Labor Inc Transistor amplifier with conjugate input and output circuits

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE761814C (en) * 1933-12-21 1953-03-16 Western Electric Co Amplifier with negative feedback
DE767483C (en) * 1937-04-29 1952-08-28 Siemens & Halske A G High frequency amplification system
DE744697C (en) * 1938-04-27 1944-06-10 Opta Radio Ag Circuit arrangement for equalizing the frequency response of a grid-controlled tube

Also Published As

Publication number Publication date
FR680681A (en) 1930-05-05
GB317005A (en) 1930-10-22
US2003282A (en) 1935-06-04
GB371887A (en) 1932-04-29

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