JPS59149743U - 折返し試験回路 - Google Patents

折返し試験回路

Info

Publication number
JPS59149743U
JPS59149743U JP1983042859U JP4285983U JPS59149743U JP S59149743 U JPS59149743 U JP S59149743U JP 1983042859 U JP1983042859 U JP 1983042859U JP 4285983 U JP4285983 U JP 4285983U JP S59149743 U JPS59149743 U JP S59149743U
Authority
JP
Japan
Prior art keywords
winding
switching terminal
switching
test circuit
terminal
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
Application number
JP1983042859U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0113469Y2 (enrdf_load_stackoverflow
Inventor
上林　勇作
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to JP1983042859U priority Critical patent/JPS59149743U/ja
Publication of JPS59149743U publication Critical patent/JPS59149743U/ja
Application granted granted Critical
Publication of JPH0113469Y2 publication Critical patent/JPH0113469Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Transmission In General (AREA)
JP1983042859U 1983-03-25 1983-03-25 折返し試験回路 Granted JPS59149743U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983042859U JPS59149743U (ja) 1983-03-25 1983-03-25 折返し試験回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983042859U JPS59149743U (ja) 1983-03-25 1983-03-25 折返し試験回路

Publications (2)

Publication Number Publication Date
JPS59149743U true JPS59149743U (ja) 1984-10-06
JPH0113469Y2 JPH0113469Y2 (enrdf_load_stackoverflow) 1989-04-20

Family

ID=30173398

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983042859U Granted JPS59149743U (ja) 1983-03-25 1983-03-25 折返し試験回路

Country Status (1)

Country Link
JP (1) JPS59149743U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0113469Y2 (enrdf_load_stackoverflow) 1989-04-20

Similar Documents

Publication Publication Date Title
JPS59149743U (ja) 折返し試験回路
JPS5984952U (ja) ベル信号検出作動回路
JPS619902U (ja) 単極双投スイツチ
JPS6090917U (ja) 増幅器切替回路
JPS6093324U (ja) 分岐器
JPS6055176U (ja) 局線制御回路
JPS63144739U (enrdf_load_stackoverflow)
JPS58173966U (ja) 自動切換終端回路
JPS6017077U (ja) 電子スイツチ網
JPS59140559U (ja) 送受信装置
JPS60163863U (ja) 結合回路
JPS5885847U (ja) 国際回線保守台用送受器回路
JPS5841022U (ja) 整流出力切換回路
JPS58132457U (ja) 高損失加入者回線用押ボタン・ダイヤル電話機
JPS59178829U (ja) 電圧切換器
JPS58111543U (ja) バランスミキサ回路用変成器
JPS5869920U (ja) トリプル同調中間周波トランス
JPS601029U (ja) 中継器用等価増巾器
JPS5963898U (ja) バイアス発振切換回路
JPS59126547U (ja) 信号重畳伝達装置
JPS60114410U (ja) 可変減衰器
JPS59101541U (ja) ２線４線変換回路
JPS6095754U (ja) 車載無線機のプレスト−ク回路
JPS58175472U (ja) 故障検出可能な接点入力回路
JPS5854165U (ja) 遠隔切換装置