CH211213A - Filteranordnung zur Verwendung in elektrischen Weichen bei Drahtfunksystemen. - Google Patents
Filteranordnung zur Verwendung in elektrischen Weichen bei Drahtfunksystemen.Info
- Publication number
- CH211213A CH211213A CH211213DA CH211213A CH 211213 A CH211213 A CH 211213A CH 211213D A CH211213D A CH 211213DA CH 211213 A CH211213 A CH 211213A
- Authority
- CH
- Switzerland
- Prior art keywords
- filter arrangement
- radio systems
- electrical switches
- wire radio
- wire
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/77—Wired systems using carrier waves
- H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE211213X | 1938-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH211213A true CH211213A (de) | 1940-08-31 |
Family
ID=5801439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH211213D CH211213A (de) | 1938-05-11 | 1939-04-25 | Filteranordnung zur Verwendung in elektrischen Weichen bei Drahtfunksystemen. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2297215A (de) |
| CH (1) | CH211213A (de) |
| FR (1) | FR854443A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2124203A1 (en) * | 1992-09-25 | 1994-04-14 | Tom Denedios | Radio frequency interference filter |
-
1939
- 1939-04-25 CH CH211213D patent/CH211213A/de unknown
- 1939-05-08 FR FR854443D patent/FR854443A/fr not_active Expired
- 1939-05-11 US US272996A patent/US2297215A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2297215A (en) | 1942-09-29 |
| FR854443A (fr) | 1940-04-15 |
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