BE428065A - - Google Patents
Info
- Publication number
- BE428065A BE428065A BE428065DA BE428065A BE 428065 A BE428065 A BE 428065A BE 428065D A BE428065D A BE 428065DA BE 428065 A BE428065 A BE 428065A
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0153—Electrical filters; Controlling thereof
- H03H7/0161—Bandpass filters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE509080X | 1937-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428065A true BE428065A (en:Method) |
Family
ID=6547123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428065D BE428065A (en:Method) | 1937-05-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2224200A (en:Method) |
| BE (1) | BE428065A (en:Method) |
| FR (1) | FR837911A (en:Method) |
| GB (1) | GB509080A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2451893A (en) * | 1945-08-30 | 1948-10-19 | Wallman Henry | Stagger tuned amplifier |
| US2989581A (en) * | 1954-04-23 | 1961-06-20 | Rca Corp | Color television receiver signal transfer system |
| US3169206A (en) * | 1959-08-06 | 1965-02-09 | Varian Associates | High frequency tube method and apparatus |
-
0
- BE BE428065D patent/BE428065A/xx unknown
-
1938
- 1938-05-12 US US207563A patent/US2224200A/en not_active Expired - Lifetime
- 1938-05-13 GB GB14396/38A patent/GB509080A/en not_active Expired
- 1938-05-13 FR FR837911D patent/FR837911A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR837911A (fr) | 1939-02-23 |
| GB509080A (en) | 1939-07-11 |
| US2224200A (en) | 1940-12-10 |