JPS57181216A - Variable gain circuit - Google Patents

Variable gain circuit

Info

Publication number
JPS57181216A
JPS57181216A JP6596181A JP6596181A JPS57181216A JP S57181216 A JPS57181216 A JP S57181216A JP 6596181 A JP6596181 A JP 6596181A JP 6596181 A JP6596181 A JP 6596181A JP S57181216 A JPS57181216 A JP S57181216A
Authority
JP
Japan
Prior art keywords
circuit
amplifier
signal
variable gain
voltage
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
JP6596181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6332287B2 (enrdf_load_stackoverflow
Inventor
Hisashi Yamada
Minoru Tanaka
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6596181A priority Critical patent/JPS57181216A/ja
Publication of JPS57181216A publication Critical patent/JPS57181216A/ja
Publication of JPS6332287B2 publication Critical patent/JPS6332287B2/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
    • H03G1/0035—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

  • Control Of Amplification And Gain Control (AREA)
JP6596181A 1981-04-30 1981-04-30 Variable gain circuit Granted JPS57181216A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6596181A JPS57181216A (en) 1981-04-30 1981-04-30 Variable gain circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6596181A JPS57181216A (en) 1981-04-30 1981-04-30 Variable gain circuit

Publications (2)

Publication Number Publication Date
JPS57181216A true JPS57181216A (en) 1982-11-08
JPS6332287B2 JPS6332287B2 (enrdf_load_stackoverflow) 1988-06-29

Family

ID=13302087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6596181A Granted JPS57181216A (en) 1981-04-30 1981-04-30 Variable gain circuit

Country Status (1)

Country Link
JP (1) JPS57181216A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6332287B2 (enrdf_load_stackoverflow) 1988-06-29

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