JPH0359771U - - Google Patents

Info

Publication number
JPH0359771U
JPH0359771U JP1989120756U JP12075689U JPH0359771U JP H0359771 U JPH0359771 U JP H0359771U JP 1989120756 U JP1989120756 U JP 1989120756U JP 12075689 U JP12075689 U JP 12075689U JP H0359771 U JPH0359771 U JP H0359771U
Authority
JP
Japan
Prior art keywords
agc
catv
main line
operating range
line amplifier
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
JP1989120756U
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 JP1989120756U priority Critical patent/JPH0359771U/ja
Publication of JPH0359771U publication Critical patent/JPH0359771U/ja
Pending legal-status Critical Current

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  • Details Of Television Systems (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示した実施例構成
図;第2図は本考案の入出力関係を示したAGC
特性図である。 1……入力端子、2……AGC確認用アツテネ
ータ、3……ボン(BON)、4……入力モニタ
端子、5,7……アンプ、6……ゲイン調整抵抗
、8……出力端子、9……出力モニタ端子、10
……表面弾性波フイルタ、11……補助アンプ、
12……AGC電圧発生器、13,16……切替
スイツチ、14……手動利得電圧発生器(MGC
)、15……切替回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 入力レベルが所定のAGC動作範囲内で変動し
    ても常に規定の出力レベルに保つように自動的に
    増幅利得を制御するCATV用幹線増幅器に於い
    て、 入力レベルを前記AGC動作範囲に亘つて疑似
    的に変化させるAGC確認用アツテネータを設け
    たことを特徴とするCATV用幹線増幅器。
JP1989120756U 1989-10-16 1989-10-16 Pending JPH0359771U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989120756U JPH0359771U (ja) 1989-10-16 1989-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989120756U JPH0359771U (ja) 1989-10-16 1989-10-16

Publications (1)

Publication Number Publication Date
JPH0359771U true JPH0359771U (ja) 1991-06-12

Family

ID=31668816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989120756U Pending JPH0359771U (ja) 1989-10-16 1989-10-16

Country Status (1)

Country Link
JP (1) JPH0359771U (ja)

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