JPS58116364U - Telephone line testing equipment - Google Patents

Telephone line testing equipment

Info

Publication number
JPS58116364U
JPS58116364U JP1151782U JP1151782U JPS58116364U JP S58116364 U JPS58116364 U JP S58116364U JP 1151782 U JP1151782 U JP 1151782U JP 1151782 U JP1151782 U JP 1151782U JP S58116364 U JPS58116364 U JP S58116364U
Authority
JP
Japan
Prior art keywords
telephone line
signal
calling signal
housing
pair
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
JP1151782U
Other languages
Japanese (ja)
Inventor
広谷　文孝
有路　栄
博昭 小野
沢口　哲典
小坂　要
Original Assignee
日本電信電話株式会社
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 日本電信電話株式会社 filed Critical 日本電信電話株式会社
Priority to JP1151782U priority Critical patent/JPS58116364U/en
Publication of JPS58116364U publication Critical patent/JPS58116364U/en
Pending legal-status Critical Current

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  • Monitoring And Testing Of Exchanges (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の電話回線試験装置の実施例の外観斜視
図、第２図は実施例の概略回路図である。 １・・・試験装置筐体、２・・・電話回線接続用リード
線、３・・・送話器、４・・・受話器接栓、５・・・受
話器、６・・・発呼信号切替スイッチ、７・・・発呼信
号送出用−スイッチ、８・・・筐体止め具、１０・・・
２つの異なる周波数の低周波発生器、１１・・・極性一
致ダイオード。FIG. 1 is an external perspective view of an embodiment of the telephone line testing device of the present invention, and FIG. 2 is a schematic circuit diagram of the embodiment. DESCRIPTION OF SYMBOLS 1... Test equipment housing, 2... Lead wire for telephone line connection, 3... Transmitter, 4... Receiver plug, 5... Receiver, 6... Calling signal switching Switch, 7... Call signal sending switch, 8... Housing stopper, 10...
Low frequency generators with two different frequencies, 11... polarity matched diodes.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一面中央部に止め具を設けた略直方体形状の筐体に、２
つの異なる可聴周波数の信号発生器と該両川力を合成し
てなる押ボタンダイヤル用発呼信号と被試験電話回線電
圧を断続してなる回転ダイヤル用発呼信号との切替スイ
ッチと、前記発呼信号を前記被試験電話回線に送出する
ためのスイッチと受話器接栓とを収容し、前記被試験電
話回線へ前記発呼信号を送出しかつ通話信号を伝送する
一対の接続用リード線と一端を前記筐体に固設した可撓
性保護管先端に装着された送話器と前記接栓に接続した
受話器とよりなることを特徴とする電話回線試験装置。A nearly rectangular parallelepiped-shaped case with a stopper in the center of one side, two
a changeover switch between a push-button dial calling signal made by combining signal generators of two different audible frequencies and the Ryokawa power, and a rotary dial calling signal made by intermittent testing telephone line voltage; A pair of connection lead wires housing a switch and a receiver plug for sending a signal to the telephone line under test, and one end of which is connected to a pair of connection lead wires for sending out the calling signal and transmitting a call signal to the telephone line under test. A telephone line testing device comprising: a transmitter attached to the tip of a flexible protective tube fixed to the housing; and a receiver connected to the plug.
JP1151782U 1982-02-01 1982-02-01 Telephone line testing equipment Pending JPS58116364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1151782U JPS58116364U (en) 1982-02-01 1982-02-01 Telephone line testing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1151782U JPS58116364U (en) 1982-02-01 1982-02-01 Telephone line testing equipment

Publications (1)

Publication Number Publication Date
JPS58116364U true JPS58116364U (en) 1983-08-09

Family

ID=30024123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1151782U Pending JPS58116364U (en) 1982-02-01 1982-02-01 Telephone line testing equipment

Country Status (1)

Country Link
JP (1) JPS58116364U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0316760U (en) * 1989-06-30 1991-02-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0316760U (en) * 1989-06-30 1991-02-19

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