JPS6175667U - - Google Patents

Info

Publication number
JPS6175667U
JPS6175667U JP16041084U JP16041084U JPS6175667U JP S6175667 U JPS6175667 U JP S6175667U JP 16041084 U JP16041084 U JP 16041084U JP 16041084 U JP16041084 U JP 16041084U JP S6175667 U JPS6175667 U JP S6175667U
Authority
JP
Japan
Prior art keywords
circuit
carrier
received
equal
switches
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
JP16041084U
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 JP16041084U priority Critical patent/JPS6175667U/ja
Publication of JPS6175667U publication Critical patent/JPS6175667U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Description

【図面の簡単な説明】
第１図…この考案の実施例のブロツク図、第２
図…その動作説明図。 １，２…受信用フイルタ、３，４…フロントエ
ンド、５，６…デイテクター、７…パルス受信回
路、８…設定スイツチ、９…送信用フイルタ、１
０…変調回路、１１…周波数切換回路、１２…パ
ルス送信回路、１３…選択スイツチ、１４…音声
ミユート回路、１５…一斉呼びスイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 周波数の異なる少なくとも２個の搬送液を適宜
    切換えて送信する送信回路と、送信する搬送波を
    呼び出す相手側のインターホンに固有の数に等し
    い回数だけ切換えさせるパルス送信回路と、少な
    くとも２個の受信回路と、音声出力回路に設けら
    れ搬送波を受信したとき動作する音声ミユート回
    路と、受信した搬送波の切換えられた回数が自己
    に固有の数と等しいことを識別したとき音声ミユ
    ート回路の動作を解除するパルス受信回路とを備
    えたことを特徴とするＦＭ搬送式個別呼びインタ
    ーホン。
JP16041084U 1984-10-25 1984-10-25 Pending JPS6175667U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16041084U JPS6175667U (ja) 1984-10-25 1984-10-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16041084U JPS6175667U (ja) 1984-10-25 1984-10-25

Publications (1)

Publication Number Publication Date
JPS6175667U true JPS6175667U (ja) 1986-05-21

Family

ID=30718332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16041084U Pending JPS6175667U (ja) 1984-10-25 1984-10-25

Country Status (1)

Country Link
JP (1) JPS6175667U (ja)

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