NL73972C - - Google Patents
Info
- Publication number
- NL73972C NL73972C NL73972DA NL73972C NL 73972 C NL73972 C NL 73972C NL 73972D A NL73972D A NL 73972DA NL 73972 C NL73972 C NL 73972C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
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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
- H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
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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
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
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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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL263812X | 1946-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL73972C true NL73972C (en) |
Family
ID=19781630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL73972D NL73972C (en) | 1946-08-22 |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE475536A (en) |
CH (1) | CH263812A (en) |
DE (1) | DE809079C (en) |
FR (1) | FR952187A (en) |
GB (1) | GB653249A (en) |
NL (1) | NL73972C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3195071A (en) * | 1960-08-12 | 1965-07-13 | Rca Corp | Constant power output high frequency tuning circuit and apparatus |
-
0
- BE BE475536D patent/BE475536A/xx unknown
- NL NL73972D patent/NL73972C/xx active
-
1947
- 1947-08-19 GB GB22976/47A patent/GB653249A/en not_active Expired
- 1947-08-20 FR FR952187D patent/FR952187A/en not_active Expired
- 1947-08-20 CH CH263812D patent/CH263812A/en unknown
-
1948
- 1948-12-04 DE DEP23491D patent/DE809079C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE475536A (en) | |
CH263812A (en) | 1949-09-15 |
DE809079C (en) | 1951-07-23 |
FR952187A (en) | 1949-11-10 |
GB653249A (en) | 1951-05-09 |