JPS61154016U - - Google Patents

Info

Publication number
JPS61154016U
JPS61154016U JP3604185U JP3604185U JPS61154016U JP S61154016 U JPS61154016 U JP S61154016U JP 3604185 U JP3604185 U JP 3604185U JP 3604185 U JP3604185 U JP 3604185U JP S61154016 U JPS61154016 U JP S61154016U
Authority
JP
Japan
Prior art keywords
attenuator
attenuation
amount
operational amplifier
resistor
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
JP3604185U
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 JP3604185U priority Critical patent/JPS61154016U/ja
Publication of JPS61154016U publication Critical patent/JPS61154016U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Attenuators (AREA)
  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の減衰器、第２図Ａ
，Ｂは従来の減衰器を示す。 １：信号入力端子、２：信号出力端子、３，４
：オペアンプ、５，６：オペアンプと抵抗とで構
成された減衰器。

Claims (1)

    【実用新案登録請求の範囲】
  1. オペアンプと抵抗により構成された第１、第２
    の減衰器を直列に接続し、前記第１の減衰器の減
    衰量と前記第２の減衰器の減衰量との組合せによ
    り、所用の減衰量を得ることを特徴とする減衰器
    。
JP3604185U 1985-03-15 1985-03-15 Pending JPS61154016U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3604185U JPS61154016U (ja) 1985-03-15 1985-03-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3604185U JPS61154016U (ja) 1985-03-15 1985-03-15

Publications (1)

Publication Number Publication Date
JPS61154016U true JPS61154016U (ja) 1986-09-24

Family

ID=30540870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3604185U Pending JPS61154016U (ja) 1985-03-15 1985-03-15

Country Status (1)

Country Link
JP (1) JPS61154016U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161109A (ja) * 1983-03-04 1984-09-11 Fujitsu Ltd 可変利得増幅器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161109A (ja) * 1983-03-04 1984-09-11 Fujitsu Ltd 可変利得増幅器

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