JPS6226959U - - Google Patents

Info

Publication number
JPS6226959U
JPS6226959U JP11873485U JP11873485U JPS6226959U JP S6226959 U JPS6226959 U JP S6226959U JP 11873485 U JP11873485 U JP 11873485U JP 11873485 U JP11873485 U JP 11873485U JP S6226959 U JPS6226959 U JP S6226959U
Authority
JP
Japan
Prior art keywords
coil
amplifier circuit
primary
feedback amplifier
tertiary
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
JP11873485U
Other languages
English (en)
Other versions
JPH0422581Y2 (ja
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 JP11873485U priority Critical patent/JPH0422581Y2/ja
Publication of JPS6226959U publication Critical patent/JPS6226959U/ja
Application granted granted Critical
Publication of JPH0422581Y2 publication Critical patent/JPH0422581Y2/ja
Expired legal-status Critical Current

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  • Noise Elimination (AREA)

Description

【図面の簡単な説明】
第1―a図はこの考案実施例の雑音低減回路図
、第1―b図は同等価回路図、第2図、第3図、
第4図はそれぞれ従来の雑音低減回路図である。 eは信号源、1bは帰還用増幅回路、1aは
増幅回路、1は機器、RLは負荷抵抗又は入力抵
抗、2は機器、4a,4b,4cは一次、二次、
三次コイル、4はチヨークコイルである。

Claims (1)

    【実用新案登録請求の範囲】
  1. 信号源e、帰還用増幅回路1b、前記信号源
    及び帰還用増幅回路1b出力をそれぞれ入力
    とする増幅回路1aを有する機器1と、入力抵抗
    又は負荷抵抗RLを有する機器2と、一次4a、
    二次4b及び三次コイル4cが同極性に巻回され
    たチヨークコイル4を具備し、前記一次コイル4
    aの一方の巻端が前記増幅回路1a出力に、前記
    二次コイル4bの一方の巻端が機器1のアースに
    、前記三次コイル4cの一方の巻端が前記帰還用
    増幅回路1bの入力端に、前記一次コイル4aの
    他方の巻端が前記抵抗RLの一端に、前記二次コ
    イル4bの他方の巻端及び前記三次コイル4cの
    他方の巻端が前記抵抗RLの他端にそれぞれ接続
    されていることを特徴とする雑音低減回路。
JP11873485U 1985-07-31 1985-07-31 Expired JPH0422581Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11873485U JPH0422581Y2 (ja) 1985-07-31 1985-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11873485U JPH0422581Y2 (ja) 1985-07-31 1985-07-31

Publications (2)

Publication Number Publication Date
JPS6226959U true JPS6226959U (ja) 1987-02-18
JPH0422581Y2 JPH0422581Y2 (ja) 1992-05-25

Family

ID=31005469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11873485U Expired JPH0422581Y2 (ja) 1985-07-31 1985-07-31

Country Status (1)

Country Link
JP (1) JPH0422581Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000341053A (ja) * 1999-05-27 2000-12-08 Ntt Data Corp 信号出力回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000341053A (ja) * 1999-05-27 2000-12-08 Ntt Data Corp 信号出力回路

Also Published As

Publication number Publication date
JPH0422581Y2 (ja) 1992-05-25

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