JPS62151271U - - Google Patents
Info
- Publication number
- JPS62151271U JPS62151271U JP4002686U JP4002686U JPS62151271U JP S62151271 U JPS62151271 U JP S62151271U JP 4002686 U JP4002686 U JP 4002686U JP 4002686 U JP4002686 U JP 4002686U JP S62151271 U JPS62151271 U JP S62151271U
- Authority
- JP
- Japan
- Prior art keywords
- video output
- crt
- transformer
- cathode
- circuit
- 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
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図はこの考案の一実施例によるトランスを
使用した映像出力回路を示す回路図、第２図は従
来の映像出力回路の回路図、第３図は映像入力信
号の一例を示す波形図、第４図は従来の回路にお
ける映像出力波形を示す波形図である。
図において、１は映像信号、２はベースバイア
ス、３は電源、４はエミツタ抵抗、５はピーキン
グ容量、６は映像出力素子、７は負荷抵抗、８は
ピーキングコイル、９は保護抵抗、１０はＣＲＴ
、１１はカソード、１２はカソード・アース間容
量、１３は出力容量である。なお、２０は電源、
２１はトランスである。
FIG. 1 is a circuit diagram showing a video output circuit using a transformer according to an embodiment of the invention, FIG. 2 is a circuit diagram of a conventional video output circuit, and FIG. 3 is a waveform diagram showing an example of a video input signal. FIG. 4 is a waveform diagram showing a video output waveform in a conventional circuit. In the figure, 1 is a video signal, 2 is a base bias, 3 is a power supply, 4 is an emitter resistance, 5 is a peaking capacitor, 6 is a video output element, 7 is a load resistance, 8 is a peaking coil, 9 is a protection resistor, and 10 is a CRT
, 11 is a cathode, 12 is a capacitance between the cathode and ground, and 13 is an output capacitance. In addition, 20 is a power supply,
21 is a transformer.
Claims (1)
映像出力素子とＣＲＴカソードとの間をトランス
によつて結合したことを特徴とする映像出力回路
。 In a television receiver using a CRT,
A video output circuit characterized in that a video output element and a CRT cathode are coupled through a transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4002686U JPS62151271U (en) | 1986-03-17 | 1986-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4002686U JPS62151271U (en) | 1986-03-17 | 1986-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62151271U true JPS62151271U (en) | 1987-09-25 |
Family
ID=30853746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4002686U Pending JPS62151271U (en) | 1986-03-17 | 1986-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62151271U (en) |
-
1986
- 1986-03-17 JP JP4002686U patent/JPS62151271U/ja active Pending
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