JPH0254155U - - Google Patents
Info
- Publication number
- JPH0254155U JPH0254155U JP13297888U JP13297888U JPH0254155U JP H0254155 U JPH0254155 U JP H0254155U JP 13297888 U JP13297888 U JP 13297888U JP 13297888 U JP13297888 U JP 13297888U JP H0254155 U JPH0254155 U JP H0254155U
- Authority
- JP
- Japan
- Prior art keywords
- mass filter
- channeltron
- power source
- control power
- filter control
- 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
- 239000002245 particle Substances 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Electron Tubes For Measurement (AREA)
Description
第１図は本考案になるチヤンネルトロン保護装
置の一実施例を示すブロツク図である。
図において、１は電磁波受信用コイル、２は交
流増巾器、３は検波ダイオード、４は平滑用コン
デンサ、５はバツフアアンプ、６は比較器、７は
チヤンネルトロン用バイアス電源、８はチヤンネ
ルトロンを夫々示す。
FIG. 1 is a block diagram showing an embodiment of the channeltron protection device according to the present invention. In the figure, 1 is an electromagnetic wave receiving coil, 2 is an AC amplifier, 3 is a detection diode, 4 is a smoothing capacitor, 5 is a buffer amplifier, 6 is a comparator, 7 is a bias power supply for the channel tron, and 8 is the channel tron. Show each.
Claims (1)
すると多量の荷電粒子がチヤンネルトロンに入射
する質量分析装置において、マスフイルターコン
トロール電源が動作していることを知るため、マ
スフイルターから輻射される電磁波を検出する手
段を有することを特徴とするチヤンネルトロン保
護装置。 In mass spectrometers, in which a large amount of charged particles enter the channeltron when the mass filter control power source stops operating, in order to know that the mass filter control power source is operating, a means for detecting electromagnetic waves radiated from the mass filter is used. A channeltron protection device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13297888U JPH0254155U (en) | 1988-10-12 | 1988-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13297888U JPH0254155U (en) | 1988-10-12 | 1988-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0254155U true JPH0254155U (en) | 1990-04-19 |
Family
ID=31390433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13297888U Pending JPH0254155U (en) | 1988-10-12 | 1988-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0254155U (en) |
-
1988
- 1988-10-12 JP JP13297888U patent/JPH0254155U/ja active Pending
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