JPH02144774U - - Google Patents
Info
- Publication number
- JPH02144774U JPH02144774U JP5304489U JP5304489U JPH02144774U JP H02144774 U JPH02144774 U JP H02144774U JP 5304489 U JP5304489 U JP 5304489U JP 5304489 U JP5304489 U JP 5304489U JP H02144774 U JPH02144774 U JP H02144774U
- Authority
- JP
- Japan
- Prior art keywords
- negative ion
- generated
- ion potential
- amplifier
- detection plate
- 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 Current Or Voltage (AREA)
Description
図は本考案の実施例を示すもので、第１図は実
施回路例、第２図は使用する所を示す図である。
１……直流アンプ、２……電子ブザー、３……
検出プレート、４……アース端子、５……ＬＥＤ
ランプ、６……電池電源、７……簡易マイナスイ
オン電位検出器。
The drawings show an embodiment of the present invention; FIG. 1 is an example of an implementation circuit, and FIG. 2 is a diagram showing a place where the invention is used. 1...DC amplifier, 2...Electronic buzzer, 3...
Detection plate, 4...Earth terminal, 5...LED
Lamp, 6...Battery power source, 7...Simple negative ion potential detector.
Claims (1)
、コレクターにアース端子４を接続し、マイナス
イオン電位検出時に電子ブザー回路２によるブザ
ー音、及びＬＥＤランプ５によるランプ表示をす
るようになしたる、簡易マイナスイオン電位検出
器。 A detection plate 3 is connected to the base in front of the DC amplifier 1, and a ground terminal 4 is connected to the collector, and when negative ion potential is detected, a buzzer sound is generated by the electronic buzzer circuit 2, and a lamp indication is generated by the LED lamp 5. Negative ion potential detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5304489U JPH02144774U (en) | 1989-05-10 | 1989-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5304489U JPH02144774U (en) | 1989-05-10 | 1989-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144774U true JPH02144774U (en) | 1990-12-07 |
Family
ID=31573884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5304489U Pending JPH02144774U (en) | 1989-05-10 | 1989-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144774U (en) |
-
1989
- 1989-05-10 JP JP5304489U patent/JPH02144774U/ja active Pending
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