JPS6133574U - magnetic compensation circuit - Google Patents

magnetic compensation circuit

Info

Publication number
JPS6133574U
JPS6133574U JP11686084U JP11686084U JPS6133574U JP S6133574 U JPS6133574 U JP S6133574U JP 11686084 U JP11686084 U JP 11686084U JP 11686084 U JP11686084 U JP 11686084U JP S6133574 U JPS6133574 U JP S6133574U
Authority
JP
Japan
Prior art keywords
crt
magnetic field
compensation circuit
magnetic compensation
current
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
JP11686084U
Other languages
Japanese (ja)
Inventor
健二 大江
Original Assignee
日本電気株式会社
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 by 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP11686084U priority Critical patent/JPS6133574U/en
Publication of JPS6133574U publication Critical patent/JPS6133574U/en
Pending legal-status Critical Current

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  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例の構成を示す図である。 １・・・磁気検出素子、２・・・増幅器、３・・・増幅
度調整用抵抗器、４・・・電流供給回路、５・・・補償
用コイル、６・・・ＣＲＴ０FIG. 1 is a diagram showing the configuration of an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Magnetic detection element, 2... Amplifier, 3... Amplification adjustment resistor, 4... Current supply circuit, 5... Compensation coil, 6... CRT0

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＣＲＴの軸方向の外部磁界を電気的信号として検出する
磁気検出素子と、該磁気検出素子からの電気的信号を受
けて前記外部磁界の強さに比例した電流を補償用コイル
に供給する電流供給用回路と、該電流供給用回路からの
電流によりＣＲＴの動作に影響を及ぼすＣＲＴ近傍にお
けるＣＲＴの軸方向の外部磁界を打ち消す磁界を発生す
る補償用コイルとからなることを特徴とする磁気補償回
路。A magnetic detection element that detects an external magnetic field in the axial direction of the CRT as an electrical signal, and a current supply that receives the electrical signal from the magnetic detection element and supplies a current proportional to the strength of the external magnetic field to a compensation coil. and a compensation coil that generates a magnetic field that cancels an external magnetic field in the axial direction of the CRT in the vicinity of the CRT that affects the operation of the CRT by the current from the current supply circuit. .
JP11686084U 1984-07-30 1984-07-30 magnetic compensation circuit Pending JPS6133574U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11686084U JPS6133574U (en) 1984-07-30 1984-07-30 magnetic compensation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11686084U JPS6133574U (en) 1984-07-30 1984-07-30 magnetic compensation circuit

Publications (1)

Publication Number Publication Date
JPS6133574U true JPS6133574U (en) 1986-02-28

Family

ID=30675784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11686084U Pending JPS6133574U (en) 1984-07-30 1984-07-30 magnetic compensation circuit

Country Status (1)

Country Link
JP (1) JPS6133574U (en)

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