JPS5779722A - Automatic gain controlling circuit - Google Patents

Automatic gain controlling circuit

Info

Publication number
JPS5779722A
JPS5779722A JP15505980A JP15505980A JPS5779722A JP S5779722 A JPS5779722 A JP S5779722A JP 15505980 A JP15505980 A JP 15505980A JP 15505980 A JP15505980 A JP 15505980A JP S5779722 A JPS5779722 A JP S5779722A
Authority
JP
Japan
Prior art keywords
terminal
amplifying circuit
voltage
output terminal
input terminal
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.)
Granted
Application number
JP15505980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS625538B2 (sv
Inventor
Kiyoshi Obata
Kinji Kawamoto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15505980A priority Critical patent/JPS5779722A/ja
Publication of JPS5779722A publication Critical patent/JPS5779722A/ja
Publication of JPS625538B2 publication Critical patent/JPS625538B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP15505980A 1980-11-04 1980-11-04 Automatic gain controlling circuit Granted JPS5779722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15505980A JPS5779722A (en) 1980-11-04 1980-11-04 Automatic gain controlling circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15505980A JPS5779722A (en) 1980-11-04 1980-11-04 Automatic gain controlling circuit

Publications (2)

Publication Number Publication Date
JPS5779722A true JPS5779722A (en) 1982-05-19
JPS625538B2 JPS625538B2 (sv) 1987-02-05

Family

ID=15597762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15505980A Granted JPS5779722A (en) 1980-11-04 1980-11-04 Automatic gain controlling circuit

Country Status (1)

Country Link
JP (1) JPS5779722A (sv)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60153614A (ja) * 1984-01-24 1985-08-13 Toshiba Corp 自動レベル制御回路装置
US5291150A (en) * 1991-07-23 1994-03-01 Nokia Mobile Phones Ltd. Control circuitry for an RF signal amplifier
WO1996029780A1 (en) * 1995-03-23 1996-09-26 Rca Thomson Licensing Corporation Dual action automatic sound level control

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60153614A (ja) * 1984-01-24 1985-08-13 Toshiba Corp 自動レベル制御回路装置
US5291150A (en) * 1991-07-23 1994-03-01 Nokia Mobile Phones Ltd. Control circuitry for an RF signal amplifier
WO1996029780A1 (en) * 1995-03-23 1996-09-26 Rca Thomson Licensing Corporation Dual action automatic sound level control
US5905802A (en) * 1995-03-23 1999-05-18 Rca Thomson Licensing Corporation Dual action automatic sound level control

Also Published As

Publication number Publication date
JPS625538B2 (sv) 1987-02-05

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