JPS5240947A - Gain control circuit - Google Patents

Gain control circuit

Info

Publication number
JPS5240947A
JPS5240947A JP11700675A JP11700675A JPS5240947A JP S5240947 A JPS5240947 A JP S5240947A JP 11700675 A JP11700675 A JP 11700675A JP 11700675 A JP11700675 A JP 11700675A JP S5240947 A JPS5240947 A JP S5240947A
Authority
JP
Japan
Prior art keywords
control circuit
gain control
performs
power source
current power
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.)
Pending
Application number
JP11700675A
Other languages
Japanese (ja)
Inventor
Mitsuo Chiba
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 JP11700675A priority Critical patent/JPS5240947A/en
Publication of JPS5240947A publication Critical patent/JPS5240947A/en
Pending 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 of the amplifier
    • 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 of the amplifier in emitter-coupled or cascode amplifiers

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Abstract

PURPOSE:To obtain a gain control circuit, which performs a stable operation for semiconductor integration by making current power source unified into one.
JP11700675A 1975-09-27 1975-09-27 Gain control circuit Pending JPS5240947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11700675A JPS5240947A (en) 1975-09-27 1975-09-27 Gain control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11700675A JPS5240947A (en) 1975-09-27 1975-09-27 Gain control circuit

Publications (1)

Publication Number Publication Date
JPS5240947A true JPS5240947A (en) 1977-03-30

Family

ID=14701116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11700675A Pending JPS5240947A (en) 1975-09-27 1975-09-27 Gain control circuit

Country Status (1)

Country Link
JP (1) JPS5240947A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4477831A (en) * 1980-09-11 1984-10-16 Sanyo Electric Co., Ltd. Color gain control circuit
JPS59189710A (en) * 1983-04-12 1984-10-27 Nec Corp Gain variable amplifier circuit
JPS62188510A (en) * 1986-02-14 1987-08-18 Nec Corp Differential amplifier circuit
US5000643A (en) * 1985-07-16 1991-03-19 Kao Corporation Goods handling method and apparatus thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4477831A (en) * 1980-09-11 1984-10-16 Sanyo Electric Co., Ltd. Color gain control circuit
EP0060890B1 (en) * 1980-09-11 1985-03-20 Sanyo Electric Co., Ltd Color gain control circuit
JPS59189710A (en) * 1983-04-12 1984-10-27 Nec Corp Gain variable amplifier circuit
US5000643A (en) * 1985-07-16 1991-03-19 Kao Corporation Goods handling method and apparatus thereof
US5024572A (en) * 1985-07-16 1991-06-18 Kao Corporation Goods handling method and apparatus thereof
JPS62188510A (en) * 1986-02-14 1987-08-18 Nec Corp Differential amplifier circuit

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