GB488661A - Improvements in electron multipliers working as oscillators or amplifiers - Google Patents
Improvements in electron multipliers working as oscillators or amplifiersInfo
- Publication number
- GB488661A GB488661A GB1071/37A GB107137A GB488661A GB 488661 A GB488661 A GB 488661A GB 1071/37 A GB1071/37 A GB 1071/37A GB 107137 A GB107137 A GB 107137A GB 488661 A GB488661 A GB 488661A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cup
- septum
- electrodes
- cloud
- oscillating
- 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
- 238000010276 construction Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
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
- H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
-
- 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
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Electron Sources, Ion Sources (AREA)
- Microwave Tubes (AREA)
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65465A US2091439A (en) | 1936-02-24 | 1936-02-24 | Multipactor oscillator and amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB488661A true GB488661A (en) | 1938-07-12 |
Family
ID=22062891
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1071/37A Expired GB488661A (en) | 1936-02-24 | 1937-01-13 | Improvements in electron multipliers working as oscillators or amplifiers |
| GB6213/38A Expired GB503359A (en) | 1936-02-24 | 1938-02-28 | Improvements in or relating to electron multipliers |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6213/38A Expired GB503359A (en) | 1936-02-24 | 1938-02-28 | Improvements in or relating to electron multipliers |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US2091439A (OSRAM) |
| FR (2) | FR818345A (OSRAM) |
| GB (2) | GB488661A (OSRAM) |
| NL (1) | NL50856C (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2416298A (en) * | 1942-11-02 | 1947-02-25 | Bell Telephone Labor Inc | Magnetron and control |
| US2925528A (en) * | 1955-12-15 | 1960-02-16 | Hartnell-Beavis Michael Carl | Electronic valves |
| US12136824B2 (en) | 2019-08-15 | 2024-11-05 | Robert M. Lyden | Device for receiving and harvesting energy from the earth and its atmosphere |
| US11588421B1 (en) | 2019-08-15 | 2023-02-21 | Robert M. Lyden | Receiver device of energy from the earth and its atmosphere |
-
1936
- 1936-02-24 US US65465A patent/US2091439A/en not_active Expired - Lifetime
-
1937
- 1937-01-13 GB GB1071/37A patent/GB488661A/en not_active Expired
- 1937-02-22 NL NL81363A patent/NL50856C/xx active
- 1937-02-24 FR FR818345D patent/FR818345A/fr not_active Expired
- 1937-03-22 US US132330A patent/US2140285A/en not_active Expired - Lifetime
-
1938
- 1938-02-28 GB GB6213/38A patent/GB503359A/en not_active Expired
-
1939
- 1939-01-17 FR FR49494D patent/FR49494E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB503359A (en) | 1939-04-05 |
| NL50856C (OSRAM) | 1941-09-15 |
| FR49494E (fr) | 1939-05-01 |
| US2091439A (en) | 1937-08-31 |
| US2140285A (en) | 1938-12-13 |
| FR818345A (fr) | 1937-09-24 |
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