NL63852C - - Google Patents
Info
- Publication number
- NL63852C NL63852C NL63852DA NL63852C NL 63852 C NL63852 C NL 63852C NL 63852D A NL63852D A NL 63852DA NL 63852 C NL63852 C NL 63852C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
-
- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/26—Demodulation of amplitude-modulated oscillations by means of transit-time tubes
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR839401T | 1937-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL63852C true NL63852C (en:Method) |
Family
ID=9299497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL63852D NL63852C (en:Method) | 1937-12-07 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR839401A (en:Method) |
| GB (1) | GB508354A (en:Method) |
| NL (1) | NL63852C (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE970149C (de) * | 1940-05-17 | 1958-08-21 | Western Electric Co | Elektronenentladungs-Vorrichtung zur Verstaerkung einer hochfrequenten elektromagnetischen Welle |
| US2638561A (en) * | 1946-10-30 | 1953-05-12 | Rca Corp | Cathode-ray oscillator tube |
| US2679019A (en) * | 1947-12-02 | 1954-05-18 | Rca Corp | High-frequency electron discharge device |
| BE486035A (en:Method) * | 1947-12-31 | |||
| US2636148A (en) * | 1950-10-02 | 1953-04-21 | John E Gorham | Modified traveling wave tube |
| US2796550A (en) * | 1951-07-03 | 1957-06-18 | Kazan Benjamin | Travelling walve amplifier |
| GB2152741B (en) * | 1980-04-28 | 1986-02-12 | Emi Varian Ltd | Producing an electron beam |
| FR2520552A2 (fr) * | 1982-01-22 | 1983-07-29 | Thomson Csf | Generateur d'ondes radioelectriques pour hyperfrequence |
-
0
- NL NL63852D patent/NL63852C/xx active
-
1937
- 1937-12-07 FR FR839401D patent/FR839401A/fr not_active Expired
-
1938
- 1938-11-04 GB GB32033/38A patent/GB508354A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB508354A (en) | 1939-06-29 |
| FR839401A (fr) | 1939-04-04 |