BE476788A - - Google Patents
Info
- Publication number
- BE476788A BE476788A BE476788DA BE476788A BE 476788 A BE476788 A BE 476788A BE 476788D A BE476788D A BE 476788DA BE 476788 A BE476788 A BE 476788A
- Authority
- BE
- Belgium
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US954407XA | 1946-10-22 | 1946-10-22 | |
| US704858A US2602148A (en) | 1946-10-22 | 1946-10-22 | High-frequency amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476788A true BE476788A (de) |
Family
ID=26790226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476788D BE476788A (de) | 1946-10-22 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE476788A (de) |
| FR (1) | FR954407A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1114944B (de) * | 1952-06-13 | 1961-10-12 | Siemens Ag | Anordnung zur gebuendelten Fuehrung eines Elektronenstrahles |
| DE1276217B (de) * | 1958-06-25 | 1968-08-29 | Siemens Ag | Elektronenstrahlroehre mit Geschwindigkeitsmodulation, insbesondere Lauffeldroehre |
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0
- BE BE476788D patent/BE476788A/xx unknown
-
1947
- 1947-10-21 FR FR954407D patent/FR954407A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR954407A (fr) | 1949-12-26 |