JPH02123126U - - Google Patents
Info
- Publication number
- JPH02123126U JPH02123126U JP3280889U JP3280889U JPH02123126U JP H02123126 U JPH02123126 U JP H02123126U JP 3280889 U JP3280889 U JP 3280889U JP 3280889 U JP3280889 U JP 3280889U JP H02123126 U JPH02123126 U JP H02123126U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- variable
- brush
- input terminal
- buffer amplifier
- 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
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案に係る装置の一実施例の接続図
、第２図は同じく本考案に係る装置の他の実施例
の接続図、第３図は従来のこの種の装置の一例の
接続図である。
１０…コンパレータ、２０…設定回路、２１…
電源、２２…可変抵抗器、２３，２４…調整抵抗
器、２７…バツフア・アンプ。
Fig. 1 is a connection diagram of one embodiment of the device according to the present invention, Fig. 2 is a connection diagram of another embodiment of the device also related to the present invention, and Fig. 3 is a connection diagram of an example of a conventional device of this type. It is a diagram. 10... Comparator, 20... Setting circuit, 21...
Power supply, 22...variable resistor, 23, 24...adjustment resistor, 27...buffer amplifier.
Claims (1)
増幅器で構成され第１の調整抵抗器の刷子がその
入力端子に接続されたバツフア・アンプ、このバ
ツフア・アンプの出力端子に接続された可変抵抗
器と第２の調整抵抗器よりなる直列回路、及び前
記可変抵抗器の刷子がその一方の入力端子に接続
されたコンパレータを具備し、前記第１と第２の
調整抵抗器の値により前記可変抵抗器の可変範囲
を調整するように構成したコンパレータレベル設
定装置。 a first regulating resistor connected to a reference power supply; a buffer amplifier comprising an operational amplifier with the brush of the first regulating resistor connected to its input terminal; and a variable resistor connected to the output terminal of the buffer amplifier. a series circuit consisting of a resistor and a second adjusting resistor, and a comparator connected to one input terminal of the brush of the variable resistor, A comparator level setting device configured to adjust the variable range of a variable resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280889U JPH02123126U (en) | 1989-03-23 | 1989-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280889U JPH02123126U (en) | 1989-03-23 | 1989-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123126U true JPH02123126U (en) | 1990-10-09 |
Family
ID=31259387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3280889U Pending JPH02123126U (en) | 1989-03-23 | 1989-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123126U (en) |
-
1989
- 1989-03-23 JP JP3280889U patent/JPH02123126U/ja active Pending