JPS4942801B1 - - Google Patents
Info
- Publication number
- JPS4942801B1 JPS4942801B1 JP5253066A JP5253066A JPS4942801B1 JP S4942801 B1 JPS4942801 B1 JP S4942801B1 JP 5253066 A JP5253066 A JP 5253066A JP 5253066 A JP5253066 A JP 5253066A JP S4942801 B1 JPS4942801 B1 JP S4942801B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
-
- 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)
- Transmitters (AREA)
- Microwave Amplifiers (AREA)
- Devices For Supply Of Signal Current (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1965S0098775 DE1258473B (de) | 1965-08-11 | 1965-08-11 | Einrichtung zur Umschaltung einer Last von einem Betriebstraegerfrequenzgenerator auf einen Ersatztraegerfrequenzgenerator bei Systemen der elektrischen Traegerfrequenz-Nachrichtentechnik |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4942801B1 true JPS4942801B1 (ja) | 1974-11-16 |
Family
ID=7521723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5253066A Pending JPS4942801B1 (ja) | 1965-08-11 | 1966-08-10 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4942801B1 (ja) |
| AT (1) | AT261681B (ja) |
| BE (1) | BE685389A (ja) |
| DE (1) | DE1258473B (ja) |
| GB (1) | GB1120525A (ja) |
| NL (1) | NL147290B (ja) |
| SE (1) | SE327218B (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1287151B (de) * | 1968-03-27 | 1969-01-16 | Telefunken Patent | Einrichtung zur selbsttaetigen, kurzzeitigen Umschaltung einer Last von einem Betriebsverstaerker auf einen Ersatzverstaerker in Traegerfrequenzsystemen |
-
1965
- 1965-08-11 DE DE1965S0098775 patent/DE1258473B/de not_active Withdrawn
-
1966
- 1966-08-01 NL NL6610812A patent/NL147290B/xx unknown
- 1966-08-09 AT AT763666A patent/AT261681B/de active
- 1966-08-10 GB GB3570666A patent/GB1120525A/en not_active Expired
- 1966-08-10 JP JP5253066A patent/JPS4942801B1/ja active Pending
- 1966-08-10 SE SE10812/66A patent/SE327218B/xx unknown
- 1966-08-11 BE BE685389D patent/BE685389A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE685389A (ja) | 1967-02-13 |
| DE1258473B (de) | 1968-01-11 |
| SE327218B (ja) | 1970-08-17 |
| NL6610812A (ja) | 1967-02-13 |
| NL147290B (nl) | 1975-09-15 |
| AT261681B (de) | 1968-05-10 |
| GB1120525A (en) | 1968-07-17 |