JPH0356239U - - Google Patents

Info

Publication number
JPH0356239U
JPH0356239U JP1989117488U JP11748889U JPH0356239U JP H0356239 U JPH0356239 U JP H0356239U JP 1989117488 U JP1989117488 U JP 1989117488U JP 11748889 U JP11748889 U JP 11748889U JP H0356239 U JPH0356239 U JP H0356239U
Authority
JP
Japan
Prior art keywords
patchcord
signal level
level adjustment
patch cord
communication
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
JP1989117488U
Other languages
English (en)
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 filed Critical
Priority to JP1989117488U priority Critical patent/JPH0356239U/ja
Publication of JPH0356239U publication Critical patent/JPH0356239U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Transmission In General (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例によるパツチコードの
内部構成図である。 主要部分の符号の説明、1……減衰器、2……
スイツチ部、3……コネクタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 通信回路に接続された通信機器の入出力間に並
    列接続されるパツチコードであつて、信号レベル
    調整手段と、外部指令に応答して前記信号レベル
    調整手段と前記通信機器とを択一的に前記通信回
    線に電気的に接続する接続切換手段と、前記接続
    切換手段の切換動作時に前記通信回線の電気的切
    断状態を防止する切断防止手段とを有することを
    特徴とするパツチコード。
JP1989117488U 1989-10-05 1989-10-05 Pending JPH0356239U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989117488U JPH0356239U (ja) 1989-10-05 1989-10-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989117488U JPH0356239U (ja) 1989-10-05 1989-10-05

Publications (1)

Publication Number Publication Date
JPH0356239U true JPH0356239U (ja) 1991-05-30

Family

ID=31665703

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989117488U Pending JPH0356239U (ja) 1989-10-05 1989-10-05

Country Status (1)

Country Link
JP (1) JPH0356239U (ja)

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