BE476853A - - Google Patents
Info
- Publication number
- BE476853A BE476853A BE476853DA BE476853A BE 476853 A BE476853 A BE 476853A BE 476853D A BE476853D A BE 476853DA BE 476853 A BE476853 A BE 476853A
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB247939A GB524224A (en) | 1939-01-24 | 1939-01-24 | Improvements in signal transmission systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476853A true BE476853A (US07816562-20101019-C00012.png) |
Family
ID=9740276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476853D BE476853A (US07816562-20101019-C00012.png) | 1939-01-24 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE476853A (US07816562-20101019-C00012.png) |
| ES (1) | ES176094A1 (US07816562-20101019-C00012.png) |
| FR (1) | FR957764A (US07816562-20101019-C00012.png) |
| GB (1) | GB524224A (US07816562-20101019-C00012.png) |
-
0
- FR FR957764D patent/FR957764A/fr not_active Expired
- BE BE476853D patent/BE476853A/xx unknown
-
1939
- 1939-01-24 GB GB247939A patent/GB524224A/en not_active Expired
-
1946
- 1946-12-14 ES ES0176094A patent/ES176094A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR957764A (US07816562-20101019-C00012.png) | 1950-02-25 |
| ES176094A1 (es) | 1947-01-16 |
| GB524224A (en) | 1940-08-01 |
