JPH0119648B2 - - Google Patents

Info

Publication number
JPH0119648B2
JPH0119648B2 JP405282A JP405282A JPH0119648B2 JP H0119648 B2 JPH0119648 B2 JP H0119648B2 JP 405282 A JP405282 A JP 405282A JP 405282 A JP405282 A JP 405282A JP H0119648 B2 JPH0119648 B2 JP H0119648B2
Authority
JP
Japan
Prior art keywords
differential amplifier
transistor
collector
gain control
transistors
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
JP405282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58121810A (ja
Inventor
Toshiro Nozoe
Mitsuo Ookawa
Yutaka Miki
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 JP57004052A priority Critical patent/JPS58121810A/ja
Publication of JPS58121810A publication Critical patent/JPS58121810A/ja
Publication of JPH0119648B2 publication Critical patent/JPH0119648B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP57004052A 1982-01-14 1982-01-14 利得制御装置 Granted JPS58121810A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57004052A JPS58121810A (ja) 1982-01-14 1982-01-14 利得制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57004052A JPS58121810A (ja) 1982-01-14 1982-01-14 利得制御装置

Publications (2)

Publication Number Publication Date
JPS58121810A JPS58121810A (ja) 1983-07-20
JPH0119648B2 true JPH0119648B2 (cs) 1989-04-12

Family

ID=11574116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57004052A Granted JPS58121810A (ja) 1982-01-14 1982-01-14 利得制御装置

Country Status (1)

Country Link
JP (1) JPS58121810A (cs)

Also Published As

Publication number Publication date
JPS58121810A (ja) 1983-07-20

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