JPH0417700U - - Google Patents

Info

Publication number
JPH0417700U
JPH0417700U JP1990056969U JP5696990U JPH0417700U JP H0417700 U JPH0417700 U JP H0417700U JP 1990056969 U JP1990056969 U JP 1990056969U JP 5696990 U JP5696990 U JP 5696990U JP H0417700 U JPH0417700 U JP H0417700U
Authority
JP
Japan
Prior art keywords
circuit
rotating body
resistor
capacitor
rotational speed
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
JP1990056969U
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 JP1990056969U priority Critical patent/JPH0417700U/ja
Publication of JPH0417700U publication Critical patent/JPH0417700U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electric Motors In General (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す要部回路図、
第2図は実施例の周波数特性図、第3図は従来の
回路図、第4図は微分回路の利得−周波数特性図
、第5図は従来の周波数特性図である。 1……電動機、2……パルスピツクアツプ、3
……F/V変換器、4……微分回路、5……抵抗
制御回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 演算増幅器の入力回路をコンデンサと抵抗の直
    列回路で構成し、帰還回路をコンデンサと抵抗の
    並列回路で構成し、回転体の回転速度検出信号の
    微分によつて該回転体の加減速度を検出する微分
    回路において、前記回転体の回転速度に対応して
    前記入力回路の抵抗値を変化させる抵抗制御回路
    を備えたことを特徴とする微分回路。
JP1990056969U 1990-05-30 1990-05-30 Pending JPH0417700U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990056969U JPH0417700U (ja) 1990-05-30 1990-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990056969U JPH0417700U (ja) 1990-05-30 1990-05-30

Publications (1)

Publication Number Publication Date
JPH0417700U true JPH0417700U (ja) 1992-02-13

Family

ID=31581266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990056969U Pending JPH0417700U (ja) 1990-05-30 1990-05-30

Country Status (1)

Country Link
JP (1) JPH0417700U (ja)

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