CH205684A - Circuit arrangement in a carrier frequency system. - Google Patents
Circuit arrangement in a carrier frequency system.Info
- Publication number
- CH205684A CH205684A CH205684DA CH205684A CH 205684 A CH205684 A CH 205684A CH 205684D A CH205684D A CH 205684DA CH 205684 A CH205684 A CH 205684A
- Authority
- CH
- Switzerland
- Prior art keywords
- carrier frequency
- circuit arrangement
- frequency system
- arrangement
- circuit
- Prior art date
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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
- H03F1/542—Replacing by standby devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Phase Differences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB205684X | 1936-06-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH205684A true CH205684A (en) | 1939-06-30 |
Family
ID=10148062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH205684D CH205684A (en) | 1936-06-26 | 1937-06-22 | Circuit arrangement in a carrier frequency system. |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH205684A (en) |
DE (1) | DE731199C (en) |
FR (1) | FR822799A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1039760B (en) * | 1953-02-18 | 1958-09-25 | Kinowerke Dresden Veb | Arrangement for switching sound film amplifier inputs |
FR2465305A1 (en) * | 1979-09-14 | 1981-03-20 | Thomson Csf | Radio equipment electromagnetic switch - selectively connects one of normal and emergency telephone traffic terminal to user circuit and other to dummy load |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE946155C (en) * | 1951-02-01 | 1956-07-26 | Standard Elek K Ag | Arrangement for monitoring the carrier power supply in carrier-frequency message transmission systems |
NL205669A (en) * | 1956-03-22 | 1900-01-01 |
-
1937
- 1937-06-08 FR FR822799D patent/FR822799A/en not_active Expired
- 1937-06-09 DE DEI58211D patent/DE731199C/en not_active Expired
- 1937-06-22 CH CH205684D patent/CH205684A/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1039760B (en) * | 1953-02-18 | 1958-09-25 | Kinowerke Dresden Veb | Arrangement for switching sound film amplifier inputs |
FR2465305A1 (en) * | 1979-09-14 | 1981-03-20 | Thomson Csf | Radio equipment electromagnetic switch - selectively connects one of normal and emergency telephone traffic terminal to user circuit and other to dummy load |
Also Published As
Publication number | Publication date |
---|---|
DE731199C (en) | 1943-02-04 |
FR822799A (en) | 1938-01-07 |
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