IT1136892B - Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione - Google Patents

Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione

Info

Publication number
IT1136892B
IT1136892B IT22498/81A IT2249881A IT1136892B IT 1136892 B IT1136892 B IT 1136892B IT 22498/81 A IT22498/81 A IT 22498/81A IT 2249881 A IT2249881 A IT 2249881A IT 1136892 B IT1136892 B IT 1136892B
Authority
IT
Italy
Prior art keywords
stabilization
feedback
intermediate frequency
frequency amplifier
television equipment
Prior art date
Application number
IT22498/81A
Other languages
English (en)
Other versions
IT8122498A0 (it
Inventor
Jack Rudolph Harford
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of IT8122498A0 publication Critical patent/IT8122498A0/it
Application granted granted Critical
Publication of IT1136892B publication Critical patent/IT1136892B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Receiver Circuits (AREA)
IT22498/81A 1980-06-26 1981-06-22 Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione IT1136892B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/163,144 US4342005A (en) 1980-06-26 1980-06-26 Television intermediate frequency amplifier with feedback stabilization

Publications (2)

Publication Number Publication Date
IT8122498A0 IT8122498A0 (it) 1981-06-22
IT1136892B true IT1136892B (it) 1986-09-03

Family

ID=22588675

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22498/81A IT1136892B (it) 1980-06-26 1981-06-22 Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione

Country Status (9)

Country Link
US (1) US4342005A (it)
JP (1) JPS5744311A (it)
AT (1) AT383448B (it)
AU (1) AU544121B2 (it)
CA (1) CA1170730A (it)
DE (1) DE3125200C2 (it)
FR (1) FR2485847B1 (it)
GB (1) GB2079079B (it)
IT (1) IT1136892B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940007241B1 (ko) * 1992-03-09 1994-08-10 삼성전자 주식회사 반도체 메모리 장치의 로우 리던던시장치
US5365279A (en) * 1992-09-08 1994-11-15 Samsung Electronics Co., Ltd. Using D-C feedback with on-chip filtering to balance I-F drive to second detector in monolithic IC
US5331290A (en) * 1992-09-08 1994-07-19 Samsung Electronics Co., Ltd. Variable gain amplifier
DE69427471T2 (de) * 1994-07-29 2002-04-25 Stmicroelectronics S.R.L., Agrate Brianza Transkonduktanzstufe mit gesteuerter Verstärkung
KR960009110U (ko) * 1994-08-12 1996-03-16 오디오 시스템의 직류 오프셋 보상회로
RU178364U1 (ru) * 2017-08-15 2018-03-30 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" (Южный федеральный университет) Детектор амплитудно-модулированных сигналов
US11735902B2 (en) 2020-03-24 2023-08-22 Analog Devices International Unlimited Company Bipolar junction transistor heater circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331028A (en) * 1965-01-21 1967-07-11 Avco Corp Multistage transistor amplifier in which the impedances of the various stages are successively varied to control gain
US3569740A (en) * 1966-12-27 1971-03-09 Rca Corp Signal translating system providing amplification and limiting
JPS543451A (en) * 1977-06-09 1979-01-11 Matsushita Electric Ind Co Ltd High frequency amplifying device
JPS5429919A (en) * 1977-08-10 1979-03-06 Hitachi Ltd Video signal processing circuit
US4293822A (en) * 1979-11-09 1981-10-06 General Electric Company Gated AGC amplifier with dc feedback
JPS5699559A (en) * 1980-01-10 1981-08-10 Oki Electric Ind Co Ltd Memory control system
US4366443A (en) * 1980-06-26 1982-12-28 Rca Corporation Television intermediate frequency amplifier

Also Published As

Publication number Publication date
DE3125200C2 (de) 1987-05-14
GB2079079B (en) 1984-08-22
CA1170730A (en) 1984-07-10
JPS5744311A (en) 1982-03-12
JPS6335122B2 (it) 1988-07-13
ATA286481A (de) 1986-11-15
IT8122498A0 (it) 1981-06-22
DE3125200A1 (de) 1982-03-04
AT383448B (de) 1987-07-10
FR2485847A1 (fr) 1981-12-31
GB2079079A (en) 1982-01-13
FR2485847B1 (fr) 1986-10-31
AU7198781A (en) 1982-01-07
US4342005A (en) 1982-07-27
AU544121B2 (en) 1985-05-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630