JPH03110484U - - Google Patents

Info

Publication number
JPH03110484U
JPH03110484U JP1680190U JP1680190U JPH03110484U JP H03110484 U JPH03110484 U JP H03110484U JP 1680190 U JP1680190 U JP 1680190U JP 1680190 U JP1680190 U JP 1680190U JP H03110484 U JPH03110484 U JP H03110484U
Authority
JP
Japan
Prior art keywords
grid
voltage
drive circuit
supplies
power source
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
JP1680190U
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 JP1680190U priority Critical patent/JPH03110484U/ja
Publication of JPH03110484U publication Critical patent/JPH03110484U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Transforming Electric Information Into Light Information (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例のCRT駆動回路の
構成図、第2図は第1図のスイツチ回路の一例を
示す図、第3図は従来のCRT駆動回路を示す図
である。 1……スイツチ回路、2……分圧回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 グリツド電圧を切り換えてCRTの輝度制御を
    行うCRT駆動回路をおいて、 グリツドに供給する単一極性の出力電圧を有す
    るグリツド電源Eと、 前記グリツド電源Eの出力電圧の基準電位と
    正の出力電位とを切り換えてグリツドに供給する
    電圧切換手段1と、 前記グリツド電源Eの正の出力電位を分圧し
    、その分圧した電圧をフイラメントの一端に供給
    する分圧手段2とを備えたことを特徴とするCR
    T駆動回路。
JP1680190U 1990-02-23 1990-02-23 Pending JPH03110484U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1680190U JPH03110484U (ja) 1990-02-23 1990-02-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1680190U JPH03110484U (ja) 1990-02-23 1990-02-23

Publications (1)

Publication Number Publication Date
JPH03110484U true JPH03110484U (ja) 1991-11-13

Family

ID=31520054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1680190U Pending JPH03110484U (ja) 1990-02-23 1990-02-23

Country Status (1)

Country Link
JP (1) JPH03110484U (ja)

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