JPS623181U - - Google Patents
Info
- Publication number
- JPS623181U JPS623181U JP9231285U JP9231285U JPS623181U JP S623181 U JPS623181 U JP S623181U JP 9231285 U JP9231285 U JP 9231285U JP 9231285 U JP9231285 U JP 9231285U JP S623181 U JPS623181 U JP S623181U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- degaussing
- circuit
- signal generation
- switching element
- 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 5
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図はこの考案の一実施例を示す消磁回路の
回路図、第２図は第１図の主要な部分の波形図、
第３図はこの考案の他の実施例を示す回路図、第
４図ａ，ｂは直流電源による消磁回路図と、その
消磁波形図である。
図中、１は抵抗、２は充電用の第１のコンデン
サ、３は消磁コイル、４は共振用の第２のコンデ
ンサ、５はダンパーダイオード、６はスイツチン
グトランジスタ、７はドライブ回路、８は発振回
路、９は変調回路を示す。
Figure 1 is a circuit diagram of a degaussing circuit showing an embodiment of this invention, Figure 2 is a waveform diagram of the main parts of Figure 1,
FIG. 3 is a circuit diagram showing another embodiment of this invention, and FIGS. 4a and 4b are degaussing circuit diagrams using a DC power source and their demagnetizing waveform diagrams. In the figure, 1 is a resistor, 2 is a first capacitor for charging, 3 is a degaussing coil, 4 is a second capacitor for resonance, 5 is a damper diode, 6 is a switching transistor, 7 is a drive circuit, and 8 is a An oscillation circuit, and 9 a modulation circuit.
Claims (1)
れている第１のコンデンサの一端に消磁コイルと
、第２のコンデンサを直列接続して共振回路を構
成し、前記第２のコンデンサの両端にスイツチン
グ素子を接続するとともに、前記スイツチング素
子を開閉制御するためのスイツチング信号発生回
路を設け、消磁開始後に減衰特性が所望の曲線と
なるように前記スイツチング信号発生回路の周期
が可変するように構成したことを特徴とする消磁
回路。 A degaussing coil and a second capacitor are connected in series to one end of a first capacitor that is charged via an impedance from a DC power source to form a resonant circuit, and a switching element is connected to both ends of the second capacitor. In addition, a switching signal generation circuit for controlling opening and closing of the switching element is provided, and the period of the switching signal generation circuit is configured to be variable so that the attenuation characteristic becomes a desired curve after degaussing starts. degaussing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9231285U JPS623181U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9231285U JPS623181U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS623181U true JPS623181U (en) | 1987-01-09 |
Family
ID=30648999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9231285U Pending JPS623181U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623181U (en) |
-
1985
- 1985-06-20 JP JP9231285U patent/JPS623181U/ja active Pending
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