NL49770C - - Google Patents
Info
- Publication number
- NL49770C NL49770C NL49770DA NL49770C NL 49770 C NL49770 C NL 49770C NL 49770D A NL49770D A NL 49770DA NL 49770 C NL49770 C NL 49770C
- Authority
- NL
- Netherlands
Links
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
- H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators
- H03F1/07—Doherty-type amplifiers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
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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
- H03B13/00—Generation of oscillations using deflection of electron beam in a cathode-ray tube
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US119281A US2157336A (en) | 1937-01-06 | 1937-01-06 | Electron discharge apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL49770C true NL49770C (fr) |
Family
ID=22383529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL49770D NL49770C (fr) | 1937-01-06 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2157336A (fr) |
| FR (1) | FR831556A (fr) |
| NL (1) | NL49770C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2419485A (en) * | 1943-06-03 | 1947-04-22 | Ncr Co | Electronic device |
| US2706248A (en) * | 1949-02-12 | 1955-04-12 | Ericsson Telefon Ab L M | Systems for magnetic and electric electron flow control |
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0
- NL NL49770D patent/NL49770C/xx active
-
1937
- 1937-01-06 US US119281A patent/US2157336A/en not_active Expired - Lifetime
- 1937-12-31 FR FR831556D patent/FR831556A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR831556A (fr) | 1938-09-08 |
| US2157336A (en) | 1939-05-09 |