BE471988A - - Google Patents
Info
- Publication number
- BE471988A BE471988A BE471988DA BE471988A BE 471988 A BE471988 A BE 471988A BE 471988D A BE471988D A BE 471988DA BE 471988 A BE471988 A BE 471988A
- Authority
- BE
- Belgium
Links
Classifications
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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
- H01J25/02—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
- H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
- H01J25/12—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator with pencil-like electron stream in the axis of the resonators
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
- H03L1/021—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only of generators comprising distributed capacitance and inductance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
- H03L1/04—Constructional details for maintaining temperature constant
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US344832A US2568325A (en) | 1940-07-11 | 1940-07-11 | Ultra high frequency generator |
Publications (1)
Publication Number | Publication Date |
---|---|
BE471988A true BE471988A (en) | 1947-04-30 |
Family
ID=23352248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE471988D BE471988A (en) | 1940-07-11 | 1947-03-20 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2568325A (en) |
BE (1) | BE471988A (en) |
FR (1) | FR945872A (en) |
GB (1) | GB629628A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2682623A (en) * | 1943-12-06 | 1954-06-29 | Univ Leland Stanford Junior | Electrical frequency control apparatus |
US2747091A (en) * | 1951-11-21 | 1956-05-22 | Cyrus H Fraser | Stabilization of radio frequency oscillators |
GB752452A (en) * | 1953-03-24 | 1956-07-11 | Emi Ltd | Improvements in or relating to electron discharge devices |
US2963605A (en) * | 1954-11-04 | 1960-12-06 | Varian Associates | Ion draining structures |
NL213139A (en) * | 1956-01-30 | |||
US2945156A (en) * | 1956-06-07 | 1960-07-12 | Gen Electric | Tunable high-frequency apparatus |
US3227916A (en) * | 1960-10-07 | 1966-01-04 | Eitel Mccullough Inc | Tuning mechanism for electron discharge devices |
US6060832A (en) * | 1997-07-24 | 2000-05-09 | Hughes Electronics Corporation | Self-biasing collector elements for linear-beam microwave tubes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE390479C (en) * | 1919-12-12 | 1924-02-19 | Julius Edgar Lilienfeld Dr | High vacuum pipes, in particular Roentgen pipes, valve pipes, transmitter pipes or reinforcement pipes |
US2133642A (en) * | 1924-02-25 | 1938-10-18 | George W Pierce | Electrical system |
US1884591A (en) * | 1929-04-01 | 1932-10-25 | Wired Radio Inc | Electric discharge tube |
US2079809A (en) * | 1933-02-06 | 1937-05-11 | Telefunken Gmbh | Electron discharge tube |
US2162478A (en) * | 1937-08-20 | 1939-06-13 | Westinghouse Electric & Mfg Co | Gas-filled tube in which the current is limited |
GB537518A (en) * | 1939-12-22 | 1941-06-25 | Standard Telephones Cables Ltd | Improvements in or relating to electron discharge apparatus of the velocity modulated type |
US2323735A (en) * | 1940-03-14 | 1943-07-06 | Westinghouse Electric & Mfg Co | Electric discharge apparatus |
US2243537A (en) * | 1940-07-31 | 1941-05-27 | Westinghouse Electric & Mfg Co | Resonator grid structure |
US2263184A (en) * | 1940-10-09 | 1941-11-18 | Westinghouse Electric & Mfg Co | Tuning device |
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1940
- 1940-07-11 US US344832A patent/US2568325A/en not_active Expired - Lifetime
-
1947
- 1947-02-20 GB GB5005/47A patent/GB629628A/en not_active Expired
- 1947-03-20 BE BE471988D patent/BE471988A/xx unknown
- 1947-04-26 FR FR945872D patent/FR945872A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR945872A (en) | 1949-05-17 |
GB629628A (en) | 1949-09-23 |
US2568325A (en) | 1951-09-18 |