BE449400A - - Google Patents
Info
- Publication number
- BE449400A BE449400A BE449400DA BE449400A BE 449400 A BE449400 A BE 449400A BE 449400D A BE449400D A BE 449400DA BE 449400 A BE449400 A BE 449400A
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US335947A US2275401A (en) | 1940-05-18 | 1940-05-18 | Amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE449400A true BE449400A (US08197722-20120612-C00042.png) |
Family
ID=23313907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE449400D BE449400A (US08197722-20120612-C00042.png) | 1940-05-18 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2275401A (US08197722-20120612-C00042.png) |
| BE (1) | BE449400A (US08197722-20120612-C00042.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE927696C (de) * | 1942-12-06 | 1955-05-16 | Fernseh Gmbh | Verstaerkerschaltung fuer Bildfaengerroehren in Fernsehaufnahmekameras |
| US2640094A (en) * | 1947-12-31 | 1953-05-26 | Bell Telephone Labor Inc | Monitor system insensitive to impedance variations |
| GB783580A (en) * | 1955-10-04 | 1957-09-25 | Standard Telephones Cables Ltd | Improvements in or relating to automatic frequency control arrangements for frequency shift telegraph receivers |
-
0
- BE BE449400D patent/BE449400A/xx unknown
-
1940
- 1940-05-18 US US335947A patent/US2275401A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2275401A (en) | 1942-03-03 |
