GB420802A - Improved device for the production or amplification of ultra short waves - Google Patents
Improved device for the production or amplification of ultra short wavesInfo
- Publication number
- GB420802A GB420802A GB25788/34A GB2578834A GB420802A GB 420802 A GB420802 A GB 420802A GB 25788/34 A GB25788/34 A GB 25788/34A GB 2578834 A GB2578834 A GB 2578834A GB 420802 A GB420802 A GB 420802A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cathode
- field
- filaments
- june
- electrodes
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEH132174D DE685536C (de) | 1932-06-17 | 1932-06-17 | Anordnung zur Erzeugung ultrakurzer Wellen |
DE1932H0132173 DE689805C (de) | 1932-06-17 | 1932-06-17 | Anordnung zur Erzeugung ultrakurzer Wellen |
Publications (1)
Publication Number | Publication Date |
---|---|
GB420802A true GB420802A (en) | 1934-12-06 |
Family
ID=34276378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB25788/34A Expired GB420802A (en) | 1932-06-17 | 1933-06-06 | Improved device for the production or amplification of ultra short waves |
Country Status (4)
Country | Link |
---|---|
DE (2) | DE689805C (ru) |
FR (1) | FR757011A (ru) |
GB (1) | GB420802A (ru) |
NL (1) | NL37032C (ru) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE744620C (de) * | 1933-12-17 | 1944-01-21 | Julius Pintsch Kom Ges | Elektronenroehre zum Anfachen von ultrakurzen Wellen |
US2159521A (en) * | 1936-03-09 | 1939-05-23 | Farnsworth Television & Radio | Absorption oscillator |
GB500362A (en) * | 1937-08-07 | 1939-02-07 | Marconi Wireless Telegraph Co | Improvements in or relating to electron discharge tubes |
DE756515C (de) * | 1938-12-18 | 1952-11-24 | Otto Dr Groos | Magnetfeldroehre |
DE750649C (de) * | 1939-04-18 | 1945-01-22 | Mit Stromverteilungssteuerung arbeitende Elektronenroehre | |
DE740817C (de) * | 1941-04-21 | 1943-10-30 | Fernseh Gmbh | Einrichtung zur Erzeugung oder Verstaerkung ultrahochfrequenter elektrischer Schwingungen durch Auskopplung von Elektronenenergie aus diskreten Elektronenpaketen |
-
0
- NL NL37032D patent/NL37032C/xx active
-
1932
- 1932-06-17 DE DE1932H0132173 patent/DE689805C/de not_active Expired
- 1932-06-17 DE DEH132174D patent/DE685536C/de not_active Expired
-
1933
- 1933-06-06 GB GB25788/34A patent/GB420802A/en not_active Expired
- 1933-06-15 FR FR757011D patent/FR757011A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL37032C (ru) | |
DE685536C (de) | 1939-12-20 |
DE689805C (de) | 1940-04-06 |
FR757011A (fr) | 1933-12-19 |
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