JPS63269U - - Google Patents
Info
- Publication number
- JPS63269U JPS63269U JP9251486U JP9251486U JPS63269U JP S63269 U JPS63269 U JP S63269U JP 9251486 U JP9251486 U JP 9251486U JP 9251486 U JP9251486 U JP 9251486U JP S63269 U JPS63269 U JP S63269U
- Authority
- JP
- Japan
- Prior art keywords
- variable resistor
- under test
- rotation angle
- output
- deviation
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Description
第１図乃至第３図は、この考案に係る可変抵抗
器の特性測定装置の実施例を示すものであつて、
第１図は回路図、第２図はリフアレンス可変抵抗
器と供試可変抵抗器の連結状態を示す正面図、第
３図はオシロスコープの観測波形図である。
ＶＲｒ：リフアレンス可変抵抗器、ＶＲｘ：供
試可変抵抗器、Ｑ１，Ｑ２：バツフアアンプを構
成するＦＥＴ、ＲＥ１，ＲＥ２：ソース抵抗、Ｒ
Ｙ１，ＲＹ２：偏差検出用抵抗、Ｃ：オシロスコ
ープ。
1 to 3 show an embodiment of the variable resistor characteristic measuring device according to this invention,
FIG. 1 is a circuit diagram, FIG. 2 is a front view showing the connection state of the reference variable resistor and the variable resistor under test, and FIG. 3 is a waveform chart observed by an oscilloscope. VRr: Reference variable resistor, VRx: Variable resistor under test, Q1, Q2: FETs forming the buffer amplifier, RE1, RE2: Source resistance, R
Y1, RY2: Resistance for deviation detection, C: Oscilloscope.
Claims (1)
したリフアレンス可変抵抗器を備えると共に、こ
のリフアレンス可変抵抗器の両端の端子に供試可
変抵抗器の両端の端子をそれぞれ接続してプラス
およびマイナス電源に接続し、またリフアレンス
可変抵抗器の摺動子に接続された中間端子および
供試可変抵抗器の摺動子に接続された中間端子を
それぞれ別個のバツフアアンプの入力に接続し、
このバツフアアンプを通じて得たリフアレンス可
変抵抗器の出力を回転角度を表わす信号として出
力すると共に、このバツフアアンプの２つの出力
を偏差検出抵抗を介して接続し、上記両可変抵抗
器間の抵抗値の偏差に相当する信号成分を検出し
て、前記回転角度に対する抵抗値の偏差を表わす
信号として出力するように構成したことを特長と
する可変抵抗器の特性測定装置。 It is equipped with a reference variable resistor that connects the variable resistors under test so that they are interlocked at the same rotation angle, and connects the terminals at both ends of the variable resistor under test to the terminals at both ends of this reference variable resistor, respectively. Connecting the intermediate terminal connected to the power supply and the slider of the reference variable resistor and the intermediate terminal connected to the slider of the variable resistor under test to the inputs of separate buffer amplifiers, respectively;
The output of the reference variable resistor obtained through this buffer amplifier is output as a signal representing the rotation angle, and the two outputs of this buffer amplifier are connected via a deviation detection resistor to detect the deviation of the resistance value between both variable resistors. A characteristic measuring device for a variable resistor, characterized in that it is configured to detect a corresponding signal component and output it as a signal representing a deviation in resistance value with respect to the rotation angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9251486U JPS63269U (en) | 1986-06-19 | 1986-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9251486U JPS63269U (en) | 1986-06-19 | 1986-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63269U true JPS63269U (en) | 1988-01-05 |
Family
ID=30954290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9251486U Pending JPS63269U (en) | 1986-06-19 | 1986-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63269U (en) |
-
1986
- 1986-06-19 JP JP9251486U patent/JPS63269U/ja active Pending
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