GB497555A - Improvements in thermionic amplifiers - Google Patents
Improvements in thermionic amplifiersInfo
- Publication number
- GB497555A GB497555A GB15218/38A GB1521838A GB497555A GB 497555 A GB497555 A GB 497555A GB 15218/38 A GB15218/38 A GB 15218/38A GB 1521838 A GB1521838 A GB 1521838A GB 497555 A GB497555 A GB 497555A
- Authority
- GB
- United Kingdom
- Prior art keywords
- amplifier
- frequencies
- terminals
- transformers
- voltage
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE206312X | 1937-05-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB497555A true GB497555A (en) | 1938-12-21 |
Family
ID=5791826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB15218/38A Expired GB497555A (en) | 1937-05-24 | 1938-05-21 | Improvements in thermionic amplifiers |
Country Status (5)
Country | Link |
---|---|
US (1) | US2221116A (de) |
BE (1) | BE428227A (de) |
CH (1) | CH206312A (de) |
FR (1) | FR838319A (de) |
GB (1) | GB497555A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3008092A (en) * | 1957-01-21 | 1961-11-07 | Modern Telephones Great Britai | Transistor amplifiers |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2752433A (en) * | 1948-06-30 | 1956-06-26 | Emi Ltd | Negative feedback amplifiers |
US3038125A (en) * | 1958-04-18 | 1962-06-05 | Philips Corp | Negative feedback circuit |
-
0
- BE BE428227D patent/BE428227A/xx unknown
-
1938
- 1938-04-19 US US202825A patent/US2221116A/en not_active Expired - Lifetime
- 1938-05-21 GB GB15218/38A patent/GB497555A/en not_active Expired
- 1938-05-23 CH CH206312D patent/CH206312A/de unknown
- 1938-05-23 FR FR838319D patent/FR838319A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3008092A (en) * | 1957-01-21 | 1961-11-07 | Modern Telephones Great Britai | Transistor amplifiers |
Also Published As
Publication number | Publication date |
---|---|
BE428227A (de) | |
US2221116A (en) | 1940-11-12 |
FR838319A (fr) | 1939-03-02 |
CH206312A (de) | 1939-07-31 |
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