JPH058603B2 - - Google Patents

Info

Publication number
JPH058603B2
JPH058603B2 JP59085413A JP8541384A JPH058603B2 JP H058603 B2 JPH058603 B2 JP H058603B2 JP 59085413 A JP59085413 A JP 59085413A JP 8541384 A JP8541384 A JP 8541384A JP H058603 B2 JPH058603 B2 JP H058603B2
Authority
JP
Japan
Prior art keywords
transistor
collector
transistors
current
circuit
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 - Lifetime
Application number
JP59085413A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60229410A (ja
Inventor
Mitsuo Nanbae
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 JP8541384A priority Critical patent/JPS60229410A/ja
Publication of JPS60229410A publication Critical patent/JPS60229410A/ja
Publication of JPH058603B2 publication Critical patent/JPH058603B2/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
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP8541384A 1984-04-26 1984-04-26 利得制御回路 Granted JPS60229410A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8541384A JPS60229410A (ja) 1984-04-26 1984-04-26 利得制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8541384A JPS60229410A (ja) 1984-04-26 1984-04-26 利得制御回路

Publications (2)

Publication Number Publication Date
JPS60229410A JPS60229410A (ja) 1985-11-14
JPH058603B2 true JPH058603B2 (nl) 1993-02-02

Family

ID=13858114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8541384A Granted JPS60229410A (ja) 1984-04-26 1984-04-26 利得制御回路

Country Status (1)

Country Link
JP (1) JPS60229410A (nl)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166817A (ja) * 1982-03-29 1983-10-03 Hitachi Ltd 可変利得増幅装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166817A (ja) * 1982-03-29 1983-10-03 Hitachi Ltd 可変利得増幅装置

Also Published As

Publication number Publication date
JPS60229410A (ja) 1985-11-14

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