BE495629A - - Google Patents
Info
- Publication number
- BE495629A BE495629A BE495629DA BE495629A BE 495629 A BE495629 A BE 495629A BE 495629D A BE495629D A BE 495629DA BE 495629 A BE495629 A BE 495629A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
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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
- H03F1/52—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 |
|---|---|---|---|
| FR990822T | 1949-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE495629A true BE495629A (en:Method) |
Family
ID=9547368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE495629D BE495629A (en:Method) | 1949-05-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE495629A (en:Method) |
| FR (1) | FR990822A (en:Method) |
| GB (1) | GB684862A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2846522A (en) * | 1953-02-18 | 1958-08-05 | Sun Oil Co | Differential amplifier circuits |
-
0
- BE BE495629D patent/BE495629A/xx unknown
-
1949
- 1949-05-11 FR FR990822D patent/FR990822A/fr not_active Expired
-
1950
- 1950-05-11 GB GB11799/50A patent/GB684862A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR990822A (fr) | 1951-09-26 |
| GB684862A (en) | 1952-12-24 |