JPS62152555U - - Google Patents
Info
- Publication number
- JPS62152555U JPS62152555U JP3980786U JP3980786U JPS62152555U JP S62152555 U JPS62152555 U JP S62152555U JP 3980786 U JP3980786 U JP 3980786U JP 3980786 U JP3980786 U JP 3980786U JP S62152555 U JPS62152555 U JP S62152555U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- load circuit
- voltage source
- source end
- brightness adjustment
- 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
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案に係るスポツトキラー回路の一
実施例を示す回路図、第２図は第１図の動作を示
す各部電圧波形図、第３図および第４図は従来の
スポツトキラー回路の方式を示すための説明図で
ある。
１……水平出力回路、２……フライバツクトラ
ンス、３……ブラウン管、４……アノード、５…
…負荷回路、Ｇ１……輝度調整グリツド、Ｃ１…
…第１のコンデンサ、Ｃ２……第２のコンデンサ
、Ｄ２……ダイオード、Ｒ１〜Ｒ４……抵抗。
Fig. 1 is a circuit diagram showing an embodiment of the spot killer circuit according to the present invention, Fig. 2 is a voltage waveform diagram of each part showing the operation of Fig. 1, and Figs. 3 and 4 are diagrams of a conventional spot killer circuit. It is an explanatory diagram for showing a method. 1... Horizontal output circuit, 2... Flyback transformer, 3... Braun tube, 4... Anode, 5...
...Load circuit, G1...Brightness adjustment grid, C1...
...first capacitor, C2...second capacitor, D2...diode, R1 to R4...resistance.
Claims (1)
ともに他端は接地点に接続され、電源オフの直後
、上記負荷回路を介して放電動作する第１のコン
デンサと、 上記第１のコンデンサの一端とブラウン管の輝
度調整グリツドとの間に介装され、上記第１のコ
ンデンサの放電による電圧変化を上記輝度調整グ
リツドに供給する第２のコンデンサと、 を具備したことを特徴とするスポツトキラー回路
。[Claims for Utility Model Registration] A load circuit having a voltage source end, one end of which is connected to the voltage source end of the load circuit, and the other end connected to a ground point, and immediately after the power is turned off, the load circuit is connected to the voltage source end of the load circuit. a first capacitor discharging the first capacitor; and a first capacitor interposed between one end of the first capacitor and the brightness adjustment grid of the cathode ray tube, and supplying the voltage change caused by the discharge of the first capacitor to the brightness adjustment grid. A spot killer circuit characterized by comprising: 2 capacitors;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3980786U JPS62152555U (en) | 1986-03-20 | 1986-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3980786U JPS62152555U (en) | 1986-03-20 | 1986-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62152555U true JPS62152555U (en) | 1987-09-28 |
Family
ID=30853324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3980786U Pending JPS62152555U (en) | 1986-03-20 | 1986-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62152555U (en) |
-
1986
- 1986-03-20 JP JP3980786U patent/JPS62152555U/ja active Pending
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