JPS63171072U - - Google Patents

Info

Publication number
JPS63171072U
JPS63171072U JP6244687U JP6244687U JPS63171072U JP S63171072 U JPS63171072 U JP S63171072U JP 6244687 U JP6244687 U JP 6244687U JP 6244687 U JP6244687 U JP 6244687U JP S63171072 U JPS63171072 U JP S63171072U
Authority
JP
Japan
Prior art keywords
feedback
amplification
preamplifier
constant
forming
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
JP6244687U
Other languages
English (en)
Other versions
JPH0533104Y2 (ja
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 JP1987062446U priority Critical patent/JPH0533104Y2/ja
Publication of JPS63171072U publication Critical patent/JPS63171072U/ja
Application granted granted Critical
Publication of JPH0533104Y2 publication Critical patent/JPH0533104Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)

Description

【図面の簡単な説明】
第１図は本考案による前置増幅器を含む回路の
一実施例の構成図、第２図及び第３図はそれぞれ
標準走査方式及び倍速順次走査方式の説明図、第
４図及び第５図はそれぞれ標準走査方式及び倍速
順次走査方式を実現する回路の構成図、第６図及
び第７図は第４図及び第５図の回路動作を説明す
る特性図である。 １……撮像管、２……前置増幅器、５……増幅
器、２１〜２３……抵抗、２４……コンデンサ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 映像装置からの映像信号を増幅するための前置
    増幅器において、所定の増幅度を有する増幅手段
    と、該増幅手段に対する第１のフイードバツク定
    数を形成する第１の帰還手段と、上記増幅手段に
    対する第２のフイードバツク定数を形成する第２
    の帰還手段と、上記第１及び第２の帰還手段を切
    替えるスイツチング手段とからなることを特徴と
    する映像装置用前置増幅器。
JP1987062446U 1987-04-24 1987-04-24 Expired - Lifetime JPH0533104Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987062446U JPH0533104Y2 (ja) 1987-04-24 1987-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987062446U JPH0533104Y2 (ja) 1987-04-24 1987-04-24

Publications (2)

Publication Number Publication Date
JPS63171072U true JPS63171072U (ja) 1988-11-08
JPH0533104Y2 JPH0533104Y2 (ja) 1993-08-24

Family

ID=30896735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987062446U Expired - Lifetime JPH0533104Y2 (ja) 1987-04-24 1987-04-24

Country Status (1)

Country Link
JP (1) JPH0533104Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61102877A (ja) * 1984-10-26 1986-05-21 Hitachi Ltd 撮像装置用プリアンプ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61102877A (ja) * 1984-10-26 1986-05-21 Hitachi Ltd 撮像装置用プリアンプ

Also Published As

Publication number Publication date
JPH0533104Y2 (ja) 1993-08-24

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