JPH0334368U - - Google Patents

Info

Publication number
JPH0334368U
JPH0334368U JP9293089U JP9293089U JPH0334368U JP H0334368 U JPH0334368 U JP H0334368U JP 9293089 U JP9293089 U JP 9293089U JP 9293089 U JP9293089 U JP 9293089U JP H0334368 U JPH0334368 U JP H0334368U
Authority
JP
Japan
Prior art keywords
scanning area
television receiver
changed
gain
switch
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
JP9293089U
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 JP9293089U priority Critical patent/JPH0334368U/ja
Publication of JPH0334368U publication Critical patent/JPH0334368U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Television Receiver Circuits (AREA)
  • Details Of Television Scanning (AREA)

Description

【図面の簡単な説明】
第１図は本考案の原理を示すグラフ、第２図は
本考案の一実施例を示すブロツク図である。 １……小面積走査時のカソード電圧対輝度曲線
、２……通常面積走査時のカソード電圧対輝度曲
線、３……信号源、４……利得切換スイツチ、５
……抵抗、６……利得調整器、７……映像増幅器
、８……ブラウン管、９……偏向コイル、１０…
…ブラウン管カソード電極、１１……走査面積切
換スイツチ、１２……走査面積切換用の制御回路
、１３……偏向回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 走査面積をスイツチ等で可変可能なテレビジヨ
    ン受像機に於いて、走査面積を変化させると同時
    に、これに応じて映像増幅器の利得を変化させる
    構成とし、走査面積の変化に伴なう輝度変化を押
    えることを特徴としたテレビジヨン受像機。
JP9293089U 1989-08-09 1989-08-09 Pending JPH0334368U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9293089U JPH0334368U (ja) 1989-08-09 1989-08-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9293089U JPH0334368U (ja) 1989-08-09 1989-08-09

Publications (1)

Publication Number Publication Date
JPH0334368U true JPH0334368U (ja) 1991-04-04

Family

ID=31642338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9293089U Pending JPH0334368U (ja) 1989-08-09 1989-08-09

Country Status (1)

Country Link
JP (1) JPH0334368U (ja)

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