JPS5969561U - electromagnetic focus circuit - Google Patents
electromagnetic focus circuitInfo
- Publication number
- JPS5969561U JPS5969561U JP16497982U JP16497982U JPS5969561U JP S5969561 U JPS5969561 U JP S5969561U JP 16497982 U JP16497982 U JP 16497982U JP 16497982 U JP16497982 U JP 16497982U JP S5969561 U JPS5969561 U JP S5969561U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- electromagnetic focus
- electromagnetic
- focus circuit
- focus
- 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
Links
Landscapes
- Details Of Television Scanning (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
第1図は本考案の電磁ラオーカス回路の一実施例を示す
回路図、第2図はそのフォーカス電圧の波形図である。
1・・・電磁フォーカス回路、2・・・フォーカスコイ
ル、3・・・定電流回路、6・・・パラボラ信号発生回
路。FIG. 1 is a circuit diagram showing an embodiment of the electromagnetic Laocus circuit of the present invention, and FIG. 2 is a waveform diagram of its focus voltage. DESCRIPTION OF SYMBOLS 1... Electromagnetic focus circuit, 2... Focus coil, 3... Constant current circuit, 6... Parabolic signal generation circuit.
Claims (1)
御する電磁フォーカス回路であって、前記定電流回路の
帰還用トランジスタの出力に、同期信号と同周期のパラ
ボラ信号を重畳するパラボラ信号発生回路を接続してな
る電磁フォーカス回An electromagnetic focus circuit that controls a current flowing through a focus coil to a constant value using a constant current circuit, the electromagnetic focus circuit including a parabolic signal generation circuit that superimposes a parabolic signal having the same period as a synchronization signal on the output of a feedback transistor of the constant current circuit. Electromagnetic focus times when connected
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16497982U JPS5969561U (en) | 1982-10-31 | 1982-10-31 | electromagnetic focus circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16497982U JPS5969561U (en) | 1982-10-31 | 1982-10-31 | electromagnetic focus circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5969561U true JPS5969561U (en) | 1984-05-11 |
Family
ID=30361554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16497982U Pending JPS5969561U (en) | 1982-10-31 | 1982-10-31 | electromagnetic focus circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5969561U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820317B1 (en) * | 1970-08-17 | 1973-06-20 |
-
1982
- 1982-10-31 JP JP16497982U patent/JPS5969561U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820317B1 (en) * | 1970-08-17 | 1973-06-20 |
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