JPH0334376U - - Google Patents
Info
- Publication number
- JPH0334376U JPH0334376U JP9518089U JP9518089U JPH0334376U JP H0334376 U JPH0334376 U JP H0334376U JP 9518089 U JP9518089 U JP 9518089U JP 9518089 U JP9518089 U JP 9518089U JP H0334376 U JPH0334376 U JP H0334376U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- shunt resistor
- deflection
- deflection yoke
- control coils
- 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
- 206010010071 Coma Diseases 0.000 claims description 2
- 206010073261 Ovarian theca cell tumour Diseases 0.000 claims 1
- 208000001644 thecoma Diseases 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000010894 electron beam technology Methods 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の構成と接続を
示す図、第２図は、その等価回路図、第３図は、
実施例の補正装置を取り付けた偏向ヨークの背面
図、第４図は、従来のコンバーゼンス補正装置の
構成と接続を示す図、第５図は、その等価回路図
、第６図は、電子ビームスポツトの形状とその補
正原理の説明図である。
１……コマフリー補正コイルユニツト、２ａ，
２ｂ……Ｅ字形コア、３……垂直偏向コイル、４
……第１の分流抵抗、５……第２の分流抵抗、６
……偏向ヨーク、７……６極偏向磁界、ｒ１，Ｒ
１，ｒ２，Ｒ２……抵抗、Ｖ１，Ｖ１′……上制
御コイル、Ｈ１，Ｈ２……中制御コイル、Ｖ２，
Ｖ２′……下制御コイル。
Figure 1 is a diagram showing the configuration and connections of an embodiment of this invention, Figure 2 is its equivalent circuit diagram, and Figure 3 is:
4 is a diagram showing the configuration and connections of a conventional convergence correction device, FIG. 5 is its equivalent circuit diagram, and FIG. 6 is a diagram showing the electron beam spot. FIG. 3 is an explanatory diagram of the shape of and its correction principle. 1... Coma-free correction coil unit, 2a,
2b...E-shaped core, 3...Vertical deflection coil, 4
...First shunt resistance, 5...Second shunt resistance, 6
...deflection yoke, 7...6-pole deflection magnetic field, r 1 , R
1 , r2 , R2 ...Resistance, V1 , V1 '...Upper control coil, H1 , H2 ...Middle control coil, V2 ,
V2 '...Lower control coil.
Claims (1)
ルを有するコマフリー補正コイルユニツトを設け
、偏向ヨークのネツク部を挟んで上記コマフリー
補正コイルユニツのＥ字形コアを配置して、Ｅ字
形コアの間に６極偏向磁界が発生するような極性
で各Ｅ字形コアの上制御コイル同士、下制御コイ
ル同士及び中制御コイル同士をそれぞれ直列に接
続すると共に全体を偏向ヨークの垂直偏向コイル
に直列に接続し、更に上制御コイルの直列回路と
下制御コイルの直列回路にそれぞれ流れる電流の
比率を調整する第１の分流抵抗と、左右の中制御
コイルにそれぞれ流れる電流の比率を調整する第
２の分流抵抗とを設けてなる偏向ヨークのコンバ
ーゼンス補正装置。 A coma-free correction coil unit having a control coil is provided on each leg of a pair of E-shaped cores, and the E-shaped cores of the coma-free correction coil unit are placed across the neck of the deflection yoke. The upper control coils, the lower control coils, and the middle control coils of each E-shaped core are connected in series with each other with polarity such that a six-pole deflection magnetic field is generated between them, and the whole is connected in series with the vertical deflection coil of the deflection yoke. A first shunt resistor that adjusts the ratio of currents flowing to the upper control coil series circuit and the lower control coil series circuit, and a second shunt resistor that adjusts the ratio of currents flowing to the left and right middle control coils. A deflection yoke convergence correction device comprising a shunt resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9518089U JPH0334376U (en) | 1989-08-10 | 1989-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9518089U JPH0334376U (en) | 1989-08-10 | 1989-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0334376U true JPH0334376U (en) | 1991-04-04 |
Family
ID=31644459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9518089U Pending JPH0334376U (en) | 1989-08-10 | 1989-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0334376U (en) |
-
1989
- 1989-08-10 JP JP9518089U patent/JPH0334376U/ja active Pending