GB491445A - Improvements in electric discharge devices for generating high frequency oscillations - Google Patents
Improvements in electric discharge devices for generating high frequency oscillationsInfo
- Publication number
- GB491445A GB491445A GB2697/37A GB269737A GB491445A GB 491445 A GB491445 A GB 491445A GB 2697/37 A GB2697/37 A GB 2697/37A GB 269737 A GB269737 A GB 269737A GB 491445 A GB491445 A GB 491445A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cathode
- grid
- anode
- axis
- electron
- 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.)
- Expired
Links
- 230000010355 oscillation Effects 0.000 title abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052753 mercury Inorganic materials 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 230000010287 polarization Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
Landscapes
- Microwave Tubes (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61375A US2156016A (en) | 1936-01-29 | 1936-01-29 | High frequency apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB491445A true GB491445A (en) | 1938-08-29 |
Family
ID=22035382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2697/37A Expired GB491445A (en) | 1936-01-29 | 1937-01-29 | Improvements in electric discharge devices for generating high frequency oscillations |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2156016A (enrdf_load_stackoverflow) |
| BE (1) | BE419738A (enrdf_load_stackoverflow) |
| FR (1) | FR816987A (enrdf_load_stackoverflow) |
| GB (1) | GB491445A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2419903A (en) * | 1944-05-24 | 1947-04-29 | Sylvania Electric Prod | Electrode construction for highfrequency electronic devices |
-
0
- BE BE419738D patent/BE419738A/xx unknown
-
1936
- 1936-01-29 US US61375A patent/US2156016A/en not_active Expired - Lifetime
-
1937
- 1937-01-29 FR FR816987D patent/FR816987A/fr not_active Expired
- 1937-01-29 GB GB2697/37A patent/GB491445A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR816987A (fr) | 1937-08-21 |
| US2156016A (en) | 1939-04-25 |
| BE419738A (enrdf_load_stackoverflow) |
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