BE472526A - - Google Patents
Info
- Publication number
- BE472526A BE472526A BE472526DA BE472526A BE 472526 A BE472526 A BE 472526A BE 472526D A BE472526D A BE 472526DA BE 472526 A BE472526 A BE 472526A
- Authority
- BE
- Belgium
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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB270143X | 1946-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE472526A true BE472526A (US08197722-20120612-C00042.png) |
Family
ID=10252774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE472526D BE472526A (US08197722-20120612-C00042.png) | 1946-03-19 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2556219A (US08197722-20120612-C00042.png) |
| BE (1) | BE472526A (US08197722-20120612-C00042.png) |
| CH (1) | CH270143A (US08197722-20120612-C00042.png) |
| FR (1) | FR944384A (US08197722-20120612-C00042.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2860194A (en) * | 1953-09-25 | 1958-11-11 | Int Standard Electric Corp | Circuit arrangement for the transmission of signals |
| DE1040606B (de) * | 1954-02-12 | 1958-10-09 | Siemens Ag | Roehrenverstaerkerstufe mit Stromspannungsgegenkopplung |
| BE536551A (US08197722-20120612-C00042.png) * | 1954-03-17 | |||
| US2941154A (en) * | 1957-12-10 | 1960-06-14 | Bell Telephone Labor Inc | Parallel transistor amplifiers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2161844A (en) * | 1935-04-15 | 1939-06-13 | Siemens Ag | Amplifier cascade with negative feedback |
| BE471045A (US08197722-20120612-C00042.png) * | 1942-04-18 | |||
| US2462190A (en) * | 1945-03-15 | 1949-02-22 | Westinghouse Electric Corp | Amplifier for small direct currents |
| US2452663A (en) * | 1947-09-27 | 1948-11-02 | United Shoe Machinery Corp | Machine with resilient work holding clamp |
-
0
- BE BE472526D patent/BE472526A/xx unknown
-
1947
- 1947-03-14 FR FR944384D patent/FR944384A/fr not_active Expired
- 1947-03-19 CH CH270143D patent/CH270143A/fr unknown
- 1947-04-05 US US739690A patent/US2556219A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR944384A (fr) | 1949-04-04 |
| US2556219A (en) | 1951-06-12 |
| CH270143A (fr) | 1950-08-15 |
