JPS5210658A - Differential amplification circuit device - Google Patents

Differential amplification circuit device

Info

Publication number
JPS5210658A
JPS5210658A JP8537975A JP8537975A JPS5210658A JP S5210658 A JPS5210658 A JP S5210658A JP 8537975 A JP8537975 A JP 8537975A JP 8537975 A JP8537975 A JP 8537975A JP S5210658 A JPS5210658 A JP S5210658A
Authority
JP
Japan
Prior art keywords
circuit device
amplification circuit
differential amplification
differntial
stabilize
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
JP8537975A
Other languages
Japanese (ja)
Inventor
Hiroshi Maejima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8537975A priority Critical patent/JPS5210658A/en
Publication of JPS5210658A publication Critical patent/JPS5210658A/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

Abstract

PURPOSE:To establish properly, the incoming electric current of the differntial amplification device and to stabilize the gain adjustment.
JP8537975A 1975-07-14 1975-07-14 Differential amplification circuit device Pending JPS5210658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8537975A JPS5210658A (en) 1975-07-14 1975-07-14 Differential amplification circuit device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8537975A JPS5210658A (en) 1975-07-14 1975-07-14 Differential amplification circuit device

Publications (1)

Publication Number Publication Date
JPS5210658A true JPS5210658A (en) 1977-01-27

Family

ID=13857082

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8537975A Pending JPS5210658A (en) 1975-07-14 1975-07-14 Differential amplification circuit device

Country Status (1)

Country Link
JP (1) JPS5210658A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01117405A (en) * 1987-10-29 1989-05-10 Nec Corp Operational amplifier
US5216378A (en) * 1992-03-02 1993-06-01 Motorola, Inc. Switch adaptable radio frequency amplifier

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4857567A (en) * 1971-11-18 1973-08-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4857567A (en) * 1971-11-18 1973-08-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01117405A (en) * 1987-10-29 1989-05-10 Nec Corp Operational amplifier
US5216378A (en) * 1992-03-02 1993-06-01 Motorola, Inc. Switch adaptable radio frequency amplifier

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