JPS60193763U - Degaussing circuit - Google Patents
Degaussing circuitInfo
- Publication number
- JPS60193763U JPS60193763U JP8116984U JP8116984U JPS60193763U JP S60193763 U JPS60193763 U JP S60193763U JP 8116984 U JP8116984 U JP 8116984U JP 8116984 U JP8116984 U JP 8116984U JP S60193763 U JPS60193763 U JP S60193763U
- Authority
- JP
- Japan
- Prior art keywords
- degaussing
- circuit
- generating
- semiconductor switch
- vertical blanking
- 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
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案による消磁回路の一実施例を示す回路図
、第２図ａ、 ｂは第１図に示す回路の動作を説明する
ための各部動作波形図、第３図は本考案による消磁回路
の他の実施例を示す回路図、第４図は第３図に示す回路
の動作を説明するための波形図、第５図は従来の消磁回
路の一例を示す回路図、第６図は第５図に示す回路の動
作を説明するための波形図である。
１．８，８’、１０・・・コンデンサ、２，３．９・・
・抵抗、５・・・消磁コイル、６・・・双方向サイリス
タ、６′・・・サイリスタ、７，７′・・・トリガー回
路。Fig. 1 is a circuit diagram showing an embodiment of the degaussing circuit according to the present invention, Fig. 2 a and b are operation waveform diagrams of various parts to explain the operation of the circuit shown in Fig. 1, and Fig. 3 is a circuit diagram showing an embodiment of the degaussing circuit according to the present invention. 4 is a waveform diagram for explaining the operation of the circuit shown in FIG. 3; FIG. 5 is a circuit diagram showing an example of a conventional degaussing circuit; FIG. 6 is a circuit diagram showing another embodiment of the degaussing circuit; 5 is a waveform diagram for explaining the operation of the circuit shown in FIG. 5. FIG. 1.8, 8', 10... Capacitor, 2, 3.9...
- Resistor, 5... Demagnetizing coil, 6... Bidirectional thyristor, 6'... Thyristor, 7, 7'... Trigger circuit.
Claims (1)
ｊＬのコンデンサと、このコンデンサの両端間に半導体
ス・イツチを介して接続された消磁コイルと、垂直ブラ
ンキング信号を入力としてトリが一信号を発生すること
により前記半導体スイッチを少なくとも前記垂直ブラン
キング信号の発生期間以内に於いてオンさせることによ
り前記消磁コイルに共振による交番減衰電流を発生させ
て自動的に消磁を行なわせるトリガー回路とを備えた消
磁回路。A relatively large capacitor connected to a degaussing power supply via a current limiting resistor, a degaussing coil connected between both ends of this capacitor via a semiconductor switch, and a vertical blanking signal are input. A trigger circuit that automatically performs demagnetization by generating a signal to turn on the semiconductor switch at least within the generation period of the vertical blanking signal, thereby generating an alternating damping current due to resonance in the degaussing coil. A degaussing circuit with
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8116984U JPS60193763U (en) | 1984-05-31 | 1984-05-31 | Degaussing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8116984U JPS60193763U (en) | 1984-05-31 | 1984-05-31 | Degaussing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60193763U true JPS60193763U (en) | 1985-12-23 |
Family
ID=30627700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8116984U Pending JPS60193763U (en) | 1984-05-31 | 1984-05-31 | Degaussing circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60193763U (en) |
-
1984
- 1984-05-31 JP JP8116984U patent/JPS60193763U/en active Pending
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