FR848656A - Perfectionnements aux récepteurs ou amplificateurs à contre-réaction - Google Patents

Perfectionnements aux récepteurs ou amplificateurs à contre-réaction

Info

Publication number
FR848656A
FR848656A FR848656DA FR848656A FR 848656 A FR848656 A FR 848656A FR 848656D A FR848656D A FR 848656DA FR 848656 A FR848656 A FR 848656A
Authority
FR
France
Prior art keywords
receivers
feedback amplifiers
amplifiers
feedback
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR848656A publication Critical patent/FR848656A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • 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
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
FR848656D 1938-01-14 1939-01-10 Perfectionnements aux récepteurs ou amplificateurs à contre-réaction Expired FR848656A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET49791D DE713395C (de) 1938-01-14 1938-01-14 Schaltungsanordnung zur Unterdrueckung bestimmter Frequenzen mittels eines frequenzabhaengig gegengekoppelten Verstaerkers
DET2225D DE862310C (de) 1938-01-14 1938-03-17 Empfaenger oder Verstaerker mit einem auf eine zu unterdrueckende Frequenz abgestimmten Sperr- oder Kurzschlusskreis

Publications (1)

Publication Number Publication Date
FR848656A true FR848656A (fr) 1939-11-03

Family

ID=26000702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848656D Expired FR848656A (fr) 1938-01-14 1939-01-10 Perfectionnements aux récepteurs ou amplificateurs à contre-réaction

Country Status (3)

Country Link
US (1) US2273619A (fr)
DE (2) DE713395C (fr)
FR (1) FR848656A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040606B (de) * 1954-02-12 1958-10-09 Siemens Ag Roehrenverstaerkerstufe mit Stromspannungsgegenkopplung

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732440A (en) * 1956-01-24 newman
DE756556C (de) * 1938-08-28 1954-06-08 Lorenz C Ag Roehrenverstaerkerstufe fuer selektive Spannungsverstaerkung
DE945255C (de) * 1942-04-03 1956-07-05 Klangfilm Gmbh Sprechstromuebertragungsanlage mit Verstaerker und niederohmigem Lautstaerke-Fernregelwiderstand
DE936989C (de) * 1943-05-27 1955-12-29 Telefunken Gmbh Eingangsschaltung fuer Magnetton-Wiedergabeverstaerker
DE1000451B (de) * 1953-06-19 1957-01-10 Siemens Ag Verstaerker mit im Gegenkopplungsweg angeordneten Entzerrernetzwerken
DE1103406B (de) * 1958-02-27 1961-03-30 Deutsche Elektronik Gmbh Frequenzselektiver Verstaerker, insbesondere Niederfrequenzverstaerker
US4253070A (en) * 1979-05-04 1981-02-24 Dynamic Compliance, Incorporated Feedback arrangement

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1677090A (en) * 1928-07-10 A cobpobation of new
GB387050A (en) * 1931-10-21 1933-02-02 William Troutbeck Sanderson Improvements relating to thermionic amplifying apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040606B (de) * 1954-02-12 1958-10-09 Siemens Ag Roehrenverstaerkerstufe mit Stromspannungsgegenkopplung

Also Published As

Publication number Publication date
DE713395C (de) 1941-11-06
DE862310C (de) 1953-01-08
US2273619A (en) 1942-02-17

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