JPS5414664A - Measuring method for cathode activity of travling-wave tube - Google Patents
Measuring method for cathode activity of travling-wave tubeInfo
- Publication number
- JPS5414664A JPS5414664A JP7999977A JP7999977A JPS5414664A JP S5414664 A JPS5414664 A JP S5414664A JP 7999977 A JP7999977 A JP 7999977A JP 7999977 A JP7999977 A JP 7999977A JP S5414664 A JPS5414664 A JP S5414664A
- Authority
- JP
- Japan
- Prior art keywords
- wave tube
- travling
- measuring method
- cathode
- cathode activity
- 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
Landscapes
- Microwave Amplifiers (AREA)
Abstract
PURPOSE: To disciminate how much a cathode deteriorates by measuring cathode activity easily and accurately, by measuring the variations of a helical current at the time of deteriorating the cathode temperature of a traveling-wave tube down to a temperature-limited range.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7999977A JPS5414664A (en) | 1977-07-06 | 1977-07-06 | Measuring method for cathode activity of travling-wave tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7999977A JPS5414664A (en) | 1977-07-06 | 1977-07-06 | Measuring method for cathode activity of travling-wave tube |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5414664A true JPS5414664A (en) | 1979-02-03 |
Family
ID=13705980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7999977A Pending JPS5414664A (en) | 1977-07-06 | 1977-07-06 | Measuring method for cathode activity of travling-wave tube |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5414664A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57201205A (en) * | 1981-06-05 | 1982-12-09 | Toshiba Corp | Airtight through device for wire signal transmission line |
JPS5862574A (en) * | 1981-10-12 | 1983-04-14 | Nippon Telegr & Teleph Corp <Ntt> | Tester for life of travelling-wave tube |
-
1977
- 1977-07-06 JP JP7999977A patent/JPS5414664A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57201205A (en) * | 1981-06-05 | 1982-12-09 | Toshiba Corp | Airtight through device for wire signal transmission line |
JPS5862574A (en) * | 1981-10-12 | 1983-04-14 | Nippon Telegr & Teleph Corp <Ntt> | Tester for life of travelling-wave tube |
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