JPS52150907A - Recording system from remote area - Google Patents

Recording system from remote area

Info

Publication number
JPS52150907A
JPS52150907A JP6771776A JP6771776A JPS52150907A JP S52150907 A JPS52150907 A JP S52150907A JP 6771776 A JP6771776 A JP 6771776A JP 6771776 A JP6771776 A JP 6771776A JP S52150907 A JPS52150907 A JP S52150907A
Authority
JP
Japan
Prior art keywords
remote area
recording system
remote
area
attenuator
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.)
Pending
Application number
JP6771776A
Other languages
Japanese (ja)
Inventor
Masayoshi Nakayamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6771776A priority Critical patent/JPS52150907A/en
Publication of JPS52150907A publication Critical patent/JPS52150907A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers

Abstract

PURPOSE:To secure a quick and accurate recording of the information from a remote area by providing the amplifier and attenuator between the remote area and the recorder at the telephone exchange.
JP6771776A 1976-06-11 1976-06-11 Recording system from remote area Pending JPS52150907A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6771776A JPS52150907A (en) 1976-06-11 1976-06-11 Recording system from remote area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6771776A JPS52150907A (en) 1976-06-11 1976-06-11 Recording system from remote area

Publications (1)

Publication Number Publication Date
JPS52150907A true JPS52150907A (en) 1977-12-15

Family

ID=13352975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6771776A Pending JPS52150907A (en) 1976-06-11 1976-06-11 Recording system from remote area

Country Status (1)

Country Link
JP (1) JPS52150907A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4844021A (en) * 1971-10-08 1973-06-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4844021A (en) * 1971-10-08 1973-06-25

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