JPS599674U - Dynamic focus circuit - Google Patents

Dynamic focus circuit

Info

Publication number
JPS599674U
JPS599674U JP10391682U JP10391682U JPS599674U JP S599674 U JPS599674 U JP S599674U JP 10391682 U JP10391682 U JP 10391682U JP 10391682 U JP10391682 U JP 10391682U JP S599674 U JPS599674 U JP S599674U
Authority
JP
Japan
Prior art keywords
series
dynamic focus
focus circuit
character
ray tube
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
JP10391682U
Other languages
Japanese (ja)
Inventor
柏木 茂
Original Assignee
日本ビクター株式会社
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 日本ビクター株式会社 filed Critical 日本ビクター株式会社
Priority to JP10391682U priority Critical patent/JPS599674U/en
Publication of JPS599674U publication Critical patent/JPS599674U/en
Pending legal-status Critical Current

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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) [Abstract] 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 the drawing]

第1図は従来のダイナミック・フォーカス回路の一例の
回路図、第2図及び第3図は本考案回路の各実施例の回
路図である。 3・・・トランス、4・・・陰極線管、5,6・・・電
源端子、L□〜L4・・・コイル、C工〜C8・・・コ
ンデンサ、SW・・・スイッチ。
FIG. 1 is a circuit diagram of an example of a conventional dynamic focus circuit, and FIGS. 2 and 3 are circuit diagrams of each embodiment of the circuit of the present invention. 3...Transformer, 4...Cathode ray tube, 5,6...Power terminal, L□~L4...Coil, C~C8...Capacitor, SW...Switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 水平偏向周波数の異なる方式のいずれかを選定して再生
する陰極線管を用いた受像機のダイナミック−フォーカ
ス回路において、偏向コイルに直列接続された第1のS
字補正用ロンデンサと、該第1の8字補正用コンデンサ
に直列接続され互いに並列(又は直列)接続された複数
の第2の8字補正用コンデンサと、該複数の第2の8字
補正用コンデンサのいずれかのコンデンサと直列に設け
られ選定された方式に応じて開閉成されるスイッチと、
該第1の8字補正用コンデンサと並列接続された1次コ
イルにパラボラ電圧を供給されて2次コイルより該パラ
ボラ電圧の反転した波形の電圧を取り出し上記極線管の
フォーガス電極に供給するトランスとよりなるダイナミ
ック・フォーカス回路。
In a dynamic focus circuit of a receiver using a cathode ray tube that selects one of different horizontal deflection frequencies for reproduction, a first S connected in series with a deflection coil is used.
a plurality of second character-eight correction capacitors connected in series to the first character-eight correction capacitor and connected in parallel (or in series) to each other; a switch provided in series with one of the capacitors and opened and closed according to the selected method;
A parabolic voltage is supplied to the primary coil connected in parallel with the first figure-8 correction capacitor, and a voltage having an inverted waveform of the parabolic voltage is extracted from the secondary coil and supplied to the four gas electrode of the polar ray tube. Dynamic focus circuit consisting of a transformer.
JP10391682U 1982-07-09 1982-07-09 Dynamic focus circuit Pending JPS599674U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10391682U JPS599674U (en) 1982-07-09 1982-07-09 Dynamic focus circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10391682U JPS599674U (en) 1982-07-09 1982-07-09 Dynamic focus circuit

Publications (1)

Publication Number Publication Date
JPS599674U true JPS599674U (en) 1984-01-21

Family

ID=30244234

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10391682U Pending JPS599674U (en) 1982-07-09 1982-07-09 Dynamic focus circuit

Country Status (1)

Country Link
JP (1) JPS599674U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134182A (en) * 1984-11-30 1986-06-21 アールシーエー トムソン ライセンシング コーポレイシヨン Focusing voltage generator
JPS63189049A (en) * 1987-01-31 1988-08-04 Nec Home Electronics Ltd Switching circuit for correction control of side pin

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134182A (en) * 1984-11-30 1986-06-21 アールシーエー トムソン ライセンシング コーポレイシヨン Focusing voltage generator
JPS63189049A (en) * 1987-01-31 1988-08-04 Nec Home Electronics Ltd Switching circuit for correction control of side pin

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