JPS58138466U - Braun tube grid voltage supply circuit - Google Patents
Braun tube grid voltage supply circuitInfo
- Publication number
- JPS58138466U JPS58138466U JP3569382U JP3569382U JPS58138466U JP S58138466 U JPS58138466 U JP S58138466U JP 3569382 U JP3569382 U JP 3569382U JP 3569382 U JP3569382 U JP 3569382U JP S58138466 U JPS58138466 U JP S58138466U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- supply circuit
- voltage supply
- grid
- grid voltage
- 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
- Transforming Electric Information Into Light Information (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図は従来のグリッド電圧供給回路を示す回路図であ
る。第２図は本考案を実施したグリッド電圧供給回路を
示す回路図であり、第３図は本考案の他の実施例の回路
図である。
１・・・フライバックトランス、２・・・第１直流電圧
発生回路、３・・・第２直流電圧発生回路、Ｌ２・・・
二次巻線、Ｌ３・・・三次巻線、ＶＨ２・・・ボリウム
、Ｃ１，Ｒ１・・・リンギングカット用コンデンサ及び
抵抗。FIG. 1 is a circuit diagram showing a conventional grid voltage supply circuit. FIG. 2 is a circuit diagram showing a grid voltage supply circuit embodying the present invention, and FIG. 3 is a circuit diagram of another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Flyback transformer, 2... First DC voltage generation circuit, 3... Second DC voltage generation circuit, L2...
Secondary winding, L3...tertiary winding, VH2...volume, C1, R1...ringing cut capacitor and resistor.
Claims (2)
ノ゛＜ツクパルスを整流して直流電圧を得る第１の直流
電圧発生回路の低電圧側に第２の直流電圧発生回路の直
流電圧を加えると共に前記第１の直流電圧発生回路から
ブラウン管のグリッドに供給される電圧を前記第２の直
流電圧発生回路のボリウムにより可変するようにしたブ
ラウン管のグリッド電圧供給回路。(1) Rectifying the fly noise generated in the tertiary winding of the flyback transformer to obtain a DC voltage. Adding the DC voltage of the second DC voltage generation circuit to the low voltage side of the first DC voltage generation circuit, and A grid voltage supply circuit for a cathode ray tube, in which the voltage supplied from a first DC voltage generation circuit to a grid of a cathode ray tube is varied by a volume of the second DC voltage generation circuit.
スの高圧用二次巻線のアース側に設けられたリンギング
カット用のコンデンサ及びそれに並列な抵抗によって生
じる電圧を利用しミ前記ボリウムを前記コンデンサ及び
抵抗に並列に接続したことを特徴とする実用新案登録請
求の範囲第１項記載のブラウン管のグリッド電圧供給回
路。(2) The second DC voltage generating circuit uses the voltage generated by a ringing cut capacitor provided on the ground side of the high voltage secondary winding of the flyback transformer and a resistor in parallel with the capacitor to control the volume of the capacitor. A grid voltage supply circuit for a cathode ray tube according to claim 1, characterized in that the grid voltage supply circuit is connected in parallel to a resistor and a resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3569382U JPS58138466U (en) | 1982-03-12 | 1982-03-12 | Braun tube grid voltage supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3569382U JPS58138466U (en) | 1982-03-12 | 1982-03-12 | Braun tube grid voltage supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58138466U true JPS58138466U (en) | 1983-09-17 |
Family
ID=30047154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3569382U Pending JPS58138466U (en) | 1982-03-12 | 1982-03-12 | Braun tube grid voltage supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58138466U (en) |
-
1982
- 1982-03-12 JP JP3569382U patent/JPS58138466U/en active Pending
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