JPH0394820U - - Google Patents

Info

Publication number
JPH0394820U
JPH0394820U JP270090U JP270090U JPH0394820U JP H0394820 U JPH0394820 U JP H0394820U JP 270090 U JP270090 U JP 270090U JP 270090 U JP270090 U JP 270090U JP H0394820 U JPH0394820 U JP H0394820U
Authority
JP
Japan
Prior art keywords
detection means
level
detection
detecting
functional 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.)
Pending
Application number
JP270090U
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 JP270090U priority Critical patent/JPH0394820U/ja
Publication of JPH0394820U publication Critical patent/JPH0394820U/ja
Pending legal-status Critical Current

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  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る利得制御回路の一実施例
を示すブロツク回路図、第2図は従来の利得制御
回路の構成を示すブロツク回路図である。 1……信号入力端子、2……可変ATT、3…
…増幅器、4……信号出力端子、5,8……方向
性結合器、6,9……検波器、7,7A……オペ
アンプ。

Claims (1)

  1. 【実用新案登録請求の範囲】 増幅部を含む特定の機能回路の入力レベルを検
    出する第1の検出手段と、 前記機能回路の出力レベルを検出する第2の検
    出手段と、 前記第1の検出手段の検出レベルと前記第2の
    検出手段の検出レベルを比較し、前記入力レベル
    と前記出力レベルとの差が一定となるように前記
    増幅部の利得を制御する制御手段と を具備することを特徴とする利得制御回路。
JP270090U 1990-01-18 1990-01-18 Pending JPH0394820U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP270090U JPH0394820U (ja) 1990-01-18 1990-01-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP270090U JPH0394820U (ja) 1990-01-18 1990-01-18

Publications (1)

Publication Number Publication Date
JPH0394820U true JPH0394820U (ja) 1991-09-27

Family

ID=31506559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP270090U Pending JPH0394820U (ja) 1990-01-18 1990-01-18

Country Status (1)

Country Link
JP (1) JPH0394820U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007215910A (ja) * 2006-02-20 2007-08-30 Nec Tokin Corp 識別装置及びその識別体の使用方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007215910A (ja) * 2006-02-20 2007-08-30 Nec Tokin Corp 識別装置及びその識別体の使用方法

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