JPS53106509A - Power supply circuit for telephone exchanger - Google Patents
Power supply circuit for telephone exchangerInfo
- Publication number
- JPS53106509A JPS53106509A JP2126877A JP2126877A JPS53106509A JP S53106509 A JPS53106509 A JP S53106509A JP 2126877 A JP2126877 A JP 2126877A JP 2126877 A JP2126877 A JP 2126877A JP S53106509 A JPS53106509 A JP S53106509A
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply circuit
- telephone exchanger
- excitation
- telephone
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
- H04M19/003—Arrangements for compensation of the DC flux in line transformers
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52021268A JPS5927494B2 (ja) | 1977-02-28 | 1977-02-28 | 電話交換機の給電回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52021268A JPS5927494B2 (ja) | 1977-02-28 | 1977-02-28 | 電話交換機の給電回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53106509A true JPS53106509A (en) | 1978-09-16 |
JPS5927494B2 JPS5927494B2 (ja) | 1984-07-06 |
Family
ID=12050353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52021268A Expired JPS5927494B2 (ja) | 1977-02-28 | 1977-02-28 | 電話交換機の給電回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5927494B2 (ja) |
-
1977
- 1977-02-28 JP JP52021268A patent/JPS5927494B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5927494B2 (ja) | 1984-07-06 |
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