BE431973A - - Google Patents
Info
- Publication number
- BE431973A BE431973A BE431973DA BE431973A BE 431973 A BE431973 A BE 431973A BE 431973D A BE431973D A BE 431973DA BE 431973 A BE431973 A BE 431973A
- 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
- H03F1/42—Modifications of amplifiers to extend the bandwidth
- H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
- H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic 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 |
|---|---|---|---|
| DEP2123D DE1080610B (en) | 1938-01-04 | 1938-01-04 | Single or multi-stage frequency-independent amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431973A true BE431973A (en) |
Family
ID=7357756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431973D BE431973A (en) | 1938-01-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2212204A (en) |
| BE (1) | BE431973A (en) |
| DE (1) | DE1080610B (en) |
| FR (1) | FR848402A (en) |
| GB (1) | GB510503A (en) |
| NL (1) | NL58853C (en) |
-
0
- NL NL58853D patent/NL58853C/xx active
- BE BE431973D patent/BE431973A/xx unknown
-
1938
- 1938-01-04 DE DEP2123D patent/DE1080610B/en active Pending
-
1939
- 1939-01-02 GB GB75/39A patent/GB510503A/en not_active Expired
- 1939-01-03 FR FR848402D patent/FR848402A/en not_active Expired
- 1939-01-04 US US249221A patent/US2212204A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2212204A (en) | 1940-08-20 |
| NL58853C (en) | |
| GB510503A (en) | 1939-08-02 |
| DE1080610B (en) | 1960-04-28 |
| FR848402A (en) | 1939-10-30 |