FR848656A - Improvements to receivers or feedback amplifiers - Google Patents

Improvements to receivers or feedback amplifiers

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
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.)
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/en
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 Improvements to receivers or feedback amplifiers Expired FR848656A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET49791D DE713395C (en) 1938-01-14 1938-01-14 Circuit arrangement for suppressing certain frequencies by means of a frequency-dependent counter-coupled amplifier
DET2225D DE862310C (en) 1938-01-14 1938-03-17 Receiver or amplifier with a blocking or short-circuit circuit that is tuned to a frequency to be suppressed

Publications (1)

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

Family

ID=26000702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848656D Expired FR848656A (en) 1938-01-14 1939-01-10 Improvements to receivers or feedback amplifiers

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040606B (en) * 1954-02-12 1958-10-09 Siemens Ag Tube amplifier stage with voltage negative feedback

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 (en) * 1938-08-28 1954-06-08 Lorenz C Ag Tube amplifier stage for selective voltage amplification
DE945255C (en) * 1942-04-03 1956-07-05 Klangfilm Gmbh Speech current transmission system with amplifier and low-ohmic volume remote control resistor
DE936989C (en) * 1943-05-27 1955-12-29 Telefunken Gmbh Input circuit for magnetic sound playback amplifier
DE1000451B (en) * 1953-06-19 1957-01-10 Siemens Ag Amplifier with equalizer networks arranged in the negative feedback path
DE1103406B (en) * 1958-02-27 1961-03-30 Deutsche Elektronik Gmbh Frequency-selective amplifier, especially low-frequency amplifier
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 (en) * 1954-02-12 1958-10-09 Siemens Ag Tube amplifier stage with voltage negative feedback

Also Published As

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

Similar Documents

Publication Publication Date Title
FR794557A (en) Improvements to devices intended to amplify electrical variations
FR848656A (en) Improvements to receivers or feedback amplifiers
FR867282A (en) Improvements to amplifiers
FR857437A (en) Improvements to negative feedback amplifiers
FR852819A (en) Thermionic amplifiers
FR829872A (en) Feedback amplifier
FR858616A (en) Improvements to amplifiers
FR838826A (en) Improvements to cutting wheels
CH227708A (en) Feedback amplifier.
FR849123A (en) Negative feedback amplifiers
FR835906A (en) Improvements to drawing devices
FR823795A (en) Improvements to drawing boards
FR845154A (en) Feedback amplifier
FR853531A (en) Improvements to amplifiers
FR862360A (en) Improvements to amplifiers
FR857140A (en) Improvements to negative feedback amplifiers
FR840342A (en) Refinements to feedback amplifiers
FR847631A (en) Improvements to reverse feedback amplifiers
FR850091A (en) Vélocimanes improvements
FR840932A (en) Powder-sulfur improvements
FR833048A (en) Improvements to calculating devices
FR863642A (en) Improvements to negative feedback amplifiers
FR862977A (en) Improvements to negative feedback amplifiers
FR861586A (en) Improvements to amplifiers
FR841772A (en) Improvements to negative feedback amplifiers