JPS63192718U - - Google Patents

Info

Publication number
JPS63192718U
JPS63192718U JP8489187U JP8489187U JPS63192718U JP S63192718 U JPS63192718 U JP S63192718U JP 8489187 U JP8489187 U JP 8489187U JP 8489187 U JP8489187 U JP 8489187U JP S63192718 U JPS63192718 U JP S63192718U
Authority
JP
Japan
Prior art keywords
amplifier
inverting input
input terminal
feedback
terminal
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
JP8489187U
Other languages
English (en)
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 filed Critical
Priority to JP8489187U priority Critical patent/JPS63192718U/ja
Publication of JPS63192718U publication Critical patent/JPS63192718U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第1図はこの考案による増幅回路の構成を示す
図、第2図はこの考案の要部の構成を示す図、第
3図は従来の増幅回路の回路図、第4図、第5図
は第3図の回路動作を説明するための図である。 1……入力端子、2……増幅器、4……増幅器
、7,8……抵抗器、10……可変抵抗器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 増幅器の反転入力端子に該増幅器の出力端子か
    らの信号の一部を帰還回路によつて帰還して構成
    される負帰還増幅器において、帰還増幅器の帰還
    回路を構成する第1の抵抗器と、前記帰還増幅器
    の反転入力端子に直列に設けられ、入力信号を反
    転入力端子に伝達させる第2の抵抗器と、前記増
    幅器の反転入力端子と否反転入力端子との間に両
    端が接続され、かつ、そのスライダ端子をグラン
    ド(接地)した可変抵抗器とを具備したことを特
    徴とする増幅回路。
JP8489187U 1987-05-29 1987-05-29 Pending JPS63192718U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8489187U JPS63192718U (ja) 1987-05-29 1987-05-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8489187U JPS63192718U (ja) 1987-05-29 1987-05-29

Publications (1)

Publication Number Publication Date
JPS63192718U true JPS63192718U (ja) 1988-12-12

Family

ID=30939797

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8489187U Pending JPS63192718U (ja) 1987-05-29 1987-05-29

Country Status (1)

Country Link
JP (1) JPS63192718U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012109692A (ja) * 2010-11-16 2012-06-07 Ricoh Co Ltd 利得切換型増幅器およびそれを用いたオーディオ機器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS599619B2 (ja) * 1975-07-10 1984-03-03 新日本製鐵株式会社 靭性に優れた原子炉圧力容器用鋼板

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS599619B2 (ja) * 1975-07-10 1984-03-03 新日本製鐵株式会社 靭性に優れた原子炉圧力容器用鋼板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012109692A (ja) * 2010-11-16 2012-06-07 Ricoh Co Ltd 利得切換型増幅器およびそれを用いたオーディオ機器

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