JPH0247687U - - Google Patents
Info
- Publication number
- JPH0247687U JPH0247687U JP12631488U JP12631488U JPH0247687U JP H0247687 U JPH0247687 U JP H0247687U JP 12631488 U JP12631488 U JP 12631488U JP 12631488 U JP12631488 U JP 12631488U JP H0247687 U JPH0247687 U JP H0247687U
- Authority
- JP
- Japan
- Prior art keywords
- vertical
- circuit
- output
- power supply
- wave signal
- 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 3
- 230000010355 oscillation Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案による垂直偏向回路の一実施例
を示す回路図、第２図は上記垂直偏向回路の動作
を説明するための波形図、第３図は従来の垂直偏
向回路を示す回路図、第４図は従来の垂直偏向回
路の動作を説明するための波形図、第５図は従来
の垂直偏向回路の動作を説明するための拡大波形
図、第６図は従来の垂直偏向回路の動作を説明す
るための拡大波形図である。
１……垂直発振回路、２，３……出力トランジ
スタ、４，９……直流電源、５，１３……ダイオ
ード、６……垂直偏向コイル、７，１２……コン
デンサ、８，１１……抵抗。
FIG. 1 is a circuit diagram showing an embodiment of the vertical deflection circuit according to the present invention, FIG. 2 is a waveform diagram for explaining the operation of the vertical deflection circuit, and FIG. 3 is a circuit diagram showing a conventional vertical deflection circuit. , Fig. 4 is a waveform diagram for explaining the operation of the conventional vertical deflection circuit, Fig. 5 is an enlarged waveform diagram for explaining the operation of the conventional vertical deflection circuit, and Fig. 6 is a waveform diagram for explaining the operation of the conventional vertical deflection circuit. FIG. 3 is an enlarged waveform diagram for explaining the operation. 1... Vertical oscillation circuit, 2, 3... Output transistor, 4, 9... DC power supply, 5, 13... Diode, 6... Vertical deflection coil, 7, 12... Capacitor, 8, 11... Resistor .
Claims (1)
直発振回路から供給され、こののこぎり波信号を
増幅して垂直偏向コイルに供給する垂直出力回路
と、この垂直出力回路の直流電源供給端に出力端
が接続され、帰線期間のみ導通して高い電圧を印
加するスイツチング回路とを有する垂直偏向回路
において、上記スイツチング回路の出力端と接地
間に直列接続された抵抗とコンデンサを接続し、
このコンデンサのプラス電極端から上記垂直出力
回路の直流電源供給側へ順方向を向くようにダイ
オードを接続したことを特徴とする垂直偏向回路
。 A sawtooth wave signal synchronized with the vertical synchronization pulse is supplied from a vertical oscillation circuit, and a vertical output circuit amplifies this sawtooth wave signal and supplies it to the vertical deflection coil, and the output end is connected to the DC power supply end of this vertical output circuit. and a switching circuit that is conductive only during the retrace period to apply a high voltage, a resistor and a capacitor connected in series between the output terminal of the switching circuit and ground,
A vertical deflection circuit characterized in that a diode is connected so as to face forward from the positive electrode end of the capacitor to the DC power supply side of the vertical output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12631488U JPH0247687U (en) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12631488U JPH0247687U (en) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247687U true JPH0247687U (en) | 1990-03-30 |
Family
ID=31377730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12631488U Pending JPH0247687U (en) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247687U (en) |
-
1988
- 1988-09-29 JP JP12631488U patent/JPH0247687U/ja active Pending