JPS5915174Y2 - 主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路 - Google Patents

主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路

Info

Publication number
JPS5915174Y2
JPS5915174Y2 JP6650278U JP6650278U JPS5915174Y2 JP S5915174 Y2 JPS5915174 Y2 JP S5915174Y2 JP 6650278 U JP6650278 U JP 6650278U JP 6650278 U JP6650278 U JP 6650278U JP S5915174 Y2 JPS5915174 Y2 JP S5915174Y2
Authority
JP
Japan
Prior art keywords
transformer
audio frequency
circuit
terminal
power
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.)
Expired
Application number
JP6650278U
Other languages
English (en)
Japanese (ja)
Other versions
JPS54169411U (enrdf_load_stackoverflow
Inventor
道雄 水戸
典夫 君島
Original Assignee
日本通信工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本通信工業株式会社 filed Critical 日本通信工業株式会社
Priority to JP6650278U priority Critical patent/JPS5915174Y2/ja
Publication of JPS54169411U publication Critical patent/JPS54169411U/ja
Application granted granted Critical
Publication of JPS5915174Y2 publication Critical patent/JPS5915174Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP6650278U 1978-05-19 1978-05-19 主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路 Expired JPS5915174Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6650278U JPS5915174Y2 (ja) 1978-05-19 1978-05-19 主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6650278U JPS5915174Y2 (ja) 1978-05-19 1978-05-19 主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路

Publications (2)

Publication Number Publication Date
JPS54169411U JPS54169411U (enrdf_load_stackoverflow) 1979-11-30
JPS5915174Y2 true JPS5915174Y2 (ja) 1984-05-04

Family

ID=28972561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6650278U Expired JPS5915174Y2 (ja) 1978-05-19 1978-05-19 主装置と端末機関における音声周波信号、電力およびデジタルパルス伝送回路

Country Status (1)

Country Link
JP (1) JPS5915174Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57129565A (en) * 1981-02-04 1982-08-11 Nitsuko Ltd Key telephone system

Also Published As

Publication number Publication date
JPS54169411U (enrdf_load_stackoverflow) 1979-11-30

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