FR51537E - Improvements to neutralized amplifiers, especially for ultra-short waves - Google Patents
Improvements to neutralized amplifiers, especially for ultra-short wavesInfo
- Publication number
- FR51537E FR51537E FR51537DA FR51537E FR 51537 E FR51537 E FR 51537E FR 51537D A FR51537D A FR 51537DA FR 51537 E FR51537 E FR 51537E
- Authority
- FR
- France
- Prior art keywords
- amplifiers
- neutralized
- ultra
- short waves
- waves
- 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
- 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
- H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
- H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microwave Amplifiers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE217087X | 1938-07-06 | ||
DE2281345X | 1939-08-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR51537E true FR51537E (en) | 1942-10-05 |
Family
ID=32094487
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868037D Expired FR868037A (en) | 1938-07-06 | 1940-12-11 | Improvements to neutralized amplifiers, especially for ultra-short waves |
FR51537D Expired FR51537E (en) | 1938-07-06 | 1941-05-07 | Improvements to neutralized amplifiers, especially for ultra-short waves |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868037D Expired FR868037A (en) | 1938-07-06 | 1940-12-11 | Improvements to neutralized amplifiers, especially for ultra-short waves |
Country Status (5)
Country | Link |
---|---|
US (2) | US2222423A (en) |
CH (1) | CH217087A (en) |
DE (1) | DE728657C (en) |
FR (2) | FR868037A (en) |
GB (1) | GB530936A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1002398A (en) * | 1946-09-20 | 1952-03-05 | Radio Ind | Improvements to amplifier systems |
US2648727A (en) * | 1949-10-04 | 1953-08-11 | Crosley Broadeasting Corp | Push-pull wide band amplifier |
-
1938
- 1938-07-06 DE DET50664D patent/DE728657C/en not_active Expired
-
1939
- 1939-07-04 CH CH217087D patent/CH217087A/en unknown
- 1939-07-06 GB GB19737/39A patent/GB530936A/en not_active Expired
- 1939-08-10 US US289420A patent/US2222423A/en not_active Expired - Lifetime
-
1940
- 1940-12-11 FR FR868037D patent/FR868037A/en not_active Expired
-
1941
- 1941-02-15 US US379068A patent/US2281345A/en not_active Expired - Lifetime
- 1941-05-07 FR FR51537D patent/FR51537E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2222423A (en) | 1940-11-19 |
GB530936A (en) | 1940-12-24 |
FR868037A (en) | 1941-12-12 |
US2281345A (en) | 1942-04-28 |
CH217087A (en) | 1941-09-30 |
DE728657C (en) | 1942-12-02 |
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