JPS53136463A - Amplifying circuit - Google Patents

Amplifying circuit

Info

Publication number
JPS53136463A
JPS53136463A JP5070877A JP5070877A JPS53136463A JP S53136463 A JPS53136463 A JP S53136463A JP 5070877 A JP5070877 A JP 5070877A JP 5070877 A JP5070877 A JP 5070877A JP S53136463 A JPS53136463 A JP S53136463A
Authority
JP
Japan
Prior art keywords
amplifying circuit
ria
deteriorating
inductance
emitter
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
JP5070877A
Other languages
Japanese (ja)
Other versions
JPS6051804B2 (en
Inventor
Isao Akitake
Shigeki Inoue
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 JP5070877A priority Critical patent/JPS6051804B2/en
Priority to US05/900,592 priority patent/US4139825A/en
Priority to CA302,473A priority patent/CA1086385A/en
Priority to GB17286/78A priority patent/GB1603777A/en
Publication of JPS53136463A publication Critical patent/JPS53136463A/en
Publication of JPS6051804B2 publication Critical patent/JPS6051804B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)

Abstract

PURPOSE:To reject high frequency interference signals without deteriorating S/N, by inserting an inductance between the emitter of first stage transistor and the feedback circuit determining RIA performance.
JP5070877A 1977-05-04 1977-05-04 amplifier circuit Expired JPS6051804B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP5070877A JPS6051804B2 (en) 1977-05-04 1977-05-04 amplifier circuit
US05/900,592 US4139825A (en) 1977-05-04 1978-04-27 Audio frequency amplifier
CA302,473A CA1086385A (en) 1977-05-04 1978-05-02 Audio frequency amplifiers
GB17286/78A GB1603777A (en) 1977-05-04 1978-05-02 Audio frequency amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5070877A JPS6051804B2 (en) 1977-05-04 1977-05-04 amplifier circuit

Publications (2)

Publication Number Publication Date
JPS53136463A true JPS53136463A (en) 1978-11-29
JPS6051804B2 JPS6051804B2 (en) 1985-11-15

Family

ID=12866390

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5070877A Expired JPS6051804B2 (en) 1977-05-04 1977-05-04 amplifier circuit

Country Status (1)

Country Link
JP (1) JPS6051804B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297105A (en) * 1988-10-03 1990-04-09 Toshiba Corp Feedback control amplifying circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0257503U (en) * 1988-10-19 1990-04-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297105A (en) * 1988-10-03 1990-04-09 Toshiba Corp Feedback control amplifying circuit

Also Published As

Publication number Publication date
JPS6051804B2 (en) 1985-11-15

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