JPS6228888B2 - - Google Patents

Info

Publication number
JPS6228888B2
JPS6228888B2 JP15041179A JP15041179A JPS6228888B2 JP S6228888 B2 JPS6228888 B2 JP S6228888B2 JP 15041179 A JP15041179 A JP 15041179A JP 15041179 A JP15041179 A JP 15041179A JP S6228888 B2 JPS6228888 B2 JP S6228888B2
Authority
JP
Japan
Prior art keywords
voltage
gain control
transistor
differential amplifier
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
Application number
JP15041179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5672509A (en
Inventor
Mitsuo Ookawa
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 JP15041179A priority Critical patent/JPS5672509A/ja
Publication of JPS5672509A publication Critical patent/JPS5672509A/ja
Publication of JPS6228888B2 publication Critical patent/JPS6228888B2/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

  • Processing Of Color Television Signals (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP15041179A 1979-11-19 1979-11-19 Dc gain control device Granted JPS5672509A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15041179A JPS5672509A (en) 1979-11-19 1979-11-19 Dc gain control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15041179A JPS5672509A (en) 1979-11-19 1979-11-19 Dc gain control device

Publications (2)

Publication Number Publication Date
JPS5672509A JPS5672509A (en) 1981-06-16
JPS6228888B2 true JPS6228888B2 (enrdf_load_stackoverflow) 1987-06-23

Family

ID=15496355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15041179A Granted JPS5672509A (en) 1979-11-19 1979-11-19 Dc gain control device

Country Status (1)

Country Link
JP (1) JPS5672509A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58146115A (ja) * 1982-02-25 1983-08-31 Mitsubishi Electric Corp 音量制御装置

Also Published As

Publication number Publication date
JPS5672509A (en) 1981-06-16

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