JPS635783U - - Google Patents
Info
- Publication number
- JPS635783U JPS635783U JP9812886U JP9812886U JPS635783U JP S635783 U JPS635783 U JP S635783U JP 9812886 U JP9812886 U JP 9812886U JP 9812886 U JP9812886 U JP 9812886U JP S635783 U JPS635783 U JP S635783U
- Authority
- JP
- Japan
- Prior art keywords
- heater
- picture tube
- circuit
- voltage
- flyback transformer
- 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Transforming Electric Information Into Light Information (AREA)
- Details Of Television Scanning (AREA)
- Television Receiver Circuits (AREA)
Description
第１図は、この考案のヒータ回路の一実施例を
示す回路構成図である。
１……受像管、２……可飽和リアクタ、３……
熱電対、４……フライバツクトランス、５……基
準電圧Ａ、６……誤差増幅器Ａ、７……制御回路
、８……高圧安定化回路、１３……水平出力回路
、１４……水平発振回路、Ｒ１……電圧―熱変換
用抵抗、＋Ｂ１……直流電源、＋Ｂ２……直流電
源。
FIG. 1 is a circuit diagram showing an embodiment of the heater circuit of this invention. 1... picture tube, 2... saturable reactor, 3...
Thermocouple, 4...Flyback transformer, 5...Reference voltage A, 6...Error amplifier A, 7...Control circuit, 8...High voltage stabilization circuit, 13...Horizontal output circuit, 14...Horizontal oscillation Circuit, R1...Resistance for voltage-thermal conversion, + B1 ...DC power supply, + B2 ...DC power supply.
Claims (1)
プレイ装置で、受像管のヒータ用電圧をフライバ
ツクトランスから供給するものにおいて、前記フ
ライバツクトランスのヒータ用電圧出力と、前記
受像管のヒータとの間に可飽和リアクタを直列に
接続し、前記受像管のヒータに供給する実効電圧
又は実効電流が一定となるように前記可飽和リア
クタのインダクタンスを制御する回路を設けてな
ることを特徴とする受像管のヒータ回路。 In a television receiver or display device using a picture tube, in which the voltage for the heater of the picture tube is supplied from a flyback transformer, there is a connection between the heater voltage output of the flyback transformer and the heater of the picture tube. A picture tube characterized in that saturable reactors are connected in series and a circuit is provided for controlling the inductance of the saturable reactor so that the effective voltage or effective current supplied to the heater of the picture tube is constant. heater circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9812886U JPS635783U (en) | 1986-06-26 | 1986-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9812886U JPS635783U (en) | 1986-06-26 | 1986-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS635783U true JPS635783U (en) | 1988-01-14 |
Family
ID=30965779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9812886U Pending JPS635783U (en) | 1986-06-26 | 1986-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS635783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0333891A (en) * | 1989-05-20 | 1991-02-14 | Internatl Business Mach Corp <Ibm> | Cathode heater circuit for crt and method of improving cathode efficiency |
-
1986
- 1986-06-26 JP JP9812886U patent/JPS635783U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0333891A (en) * | 1989-05-20 | 1991-02-14 | Internatl Business Mach Corp <Ibm> | Cathode heater circuit for crt and method of improving cathode efficiency |