JPH0358201B2 - - Google Patents

Info

Publication number
JPH0358201B2
JPH0358201B2 JP59097758A JP9775884A JPH0358201B2 JP H0358201 B2 JPH0358201 B2 JP H0358201B2 JP 59097758 A JP59097758 A JP 59097758A JP 9775884 A JP9775884 A JP 9775884A JP H0358201 B2 JPH0358201 B2 JP H0358201B2
Authority
JP
Japan
Prior art keywords
resistors
transistor
current source
switches
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.)
Expired - Lifetime
Application number
JP59097758A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60241308A (ja
Inventor
Maki Ikeda
Shigeru Kagawa
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP9775884A priority Critical patent/JPS60241308A/ja
Publication of JPS60241308A publication Critical patent/JPS60241308A/ja
Publication of JPH0358201B2 publication Critical patent/JPH0358201B2/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)
JP9775884A 1984-05-16 1984-05-16 トランジスタ回路 Granted JPS60241308A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9775884A JPS60241308A (ja) 1984-05-16 1984-05-16 トランジスタ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9775884A JPS60241308A (ja) 1984-05-16 1984-05-16 トランジスタ回路

Publications (2)

Publication Number Publication Date
JPS60241308A JPS60241308A (ja) 1985-11-30
JPH0358201B2 true JPH0358201B2 (cs) 1991-09-04

Family

ID=14200774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9775884A Granted JPS60241308A (ja) 1984-05-16 1984-05-16 トランジスタ回路

Country Status (1)

Country Link
JP (1) JPS60241308A (cs)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58108810A (ja) * 1981-12-23 1983-06-29 Sony Tektronix Corp 可変利得増幅器

Also Published As

Publication number Publication date
JPS60241308A (ja) 1985-11-30

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