NL58199C - - Google Patents
Info
- Publication number
- NL58199C NL58199C NL58199DA NL58199C NL 58199 C NL58199 C NL 58199C NL 58199D A NL58199D A NL 58199DA NL 58199 C NL58199 C NL 58199C
- Authority
- NL
- Netherlands
Links
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
- H01J25/02—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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US117669A US2147454A (en) | 1936-12-24 | 1936-12-24 | Electronic oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58199C true NL58199C (de) |
Family
ID=22374176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58199D NL58199C (de) | 1936-12-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2147454A (de) |
| CH (1) | CH205374A (de) |
| FR (1) | FR830309A (de) |
| GB (1) | GB488817A (de) |
| NL (1) | NL58199C (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE436872A (de) * | 1937-07-14 | |||
| US2424965A (en) * | 1942-03-20 | 1947-08-05 | Standard Telephones Cables Ltd | High-frequency amplifier and oscillator |
| USRE24146E (en) * | 1948-10-18 | 1956-05-01 | robertsontshersby-harvie | |
| US2653271A (en) * | 1949-02-05 | 1953-09-22 | Sperry Corp | High-frequency apparatus |
| US2822473A (en) * | 1953-07-27 | 1958-02-04 | William R Aiken | Pulse duration lengthener |
| US3215890A (en) * | 1961-05-22 | 1965-11-02 | Zenith Radio Corp | Electron gun structure for producing an electron beam free of radial velocity components wherein the length of the first non-magnetic cylinder is approximately equal to an integral number of wave lengths of the scallop frequency |
-
0
- NL NL58199D patent/NL58199C/xx active
-
1936
- 1936-12-24 US US117669A patent/US2147454A/en not_active Expired - Lifetime
-
1937
- 1937-10-28 GB GB29531/37A patent/GB488817A/en not_active Expired
- 1937-12-03 FR FR830309D patent/FR830309A/fr not_active Expired
- 1937-12-22 CH CH205374D patent/CH205374A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2147454A (en) | 1939-02-14 |
| GB488817A (en) | 1938-07-14 |
| CH205374A (de) | 1939-06-15 |
| FR830309A (fr) | 1938-07-27 |