JPS61124094U - - Google Patents
Info
- Publication number
- JPS61124094U JPS61124094U JP885585U JP885585U JPS61124094U JP S61124094 U JPS61124094 U JP S61124094U JP 885585 U JP885585 U JP 885585U JP 885585 U JP885585 U JP 885585U JP S61124094 U JPS61124094 U JP S61124094U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- semi
- diode
- fixed resistor
- 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
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
Landscapes
- Picture Signal Circuits (AREA)
- Color Television Systems (AREA)
Description
第１図はこの考案にかかる映像増幅回路の一実
施例を示す回路図、第２図は従来の映像増幅回路
を示す回路図である。
２０ａ…入力端子、２１ａ…ゲート回路、２２
ａ…抵抗、２３ａ…半固定抵抗器、２５ａ，２７
ａ…トランジスタ、２９ａ…カソード、３０ａ…
ダイオード、３１ａ…電源端子、３３…直流可変
電源、３５…陰極線管。
FIG. 1 is a circuit diagram showing an embodiment of the video amplification circuit according to this invention, and FIG. 2 is a circuit diagram showing a conventional video amplification circuit. 20a...input terminal, 21a...gate circuit, 22
a...Resistor, 23a...Semi-fixed resistor, 25a, 27
a...Transistor, 29a...Cathode, 30a...
Diode, 31a...Power terminal, 33...DC variable power supply, 35...Cathode ray tube.
Claims (1)
ト回路の出力端と電源との間に直列に接続された
抵抗および半固定抵抗器と、これらの抵抗および
半固定抵抗器の接続点に一方の電極が接続された
ダイオードと、このダイオードの他方の電極に接
続された直流可変電源と、上記半固定抵抗器の中
点にベース回路が接続された第１のトランジスタ
と、この第１のトランジスタと直列に接続された
第２のトランジスタとを備え、上記第２のトラン
ジスタの出力を陰極線管のカソードに与えるよう
にしたことを特徴とする映像増幅回路。 A gate circuit into which the video signal is input, a resistor and a semi-fixed resistor connected in series between the output end of this gate circuit and the power supply, and one electrode connected to the connection point of these resistors and the semi-fixed resistor. a diode connected to the diode, a DC variable power supply connected to the other electrode of the diode, a first transistor having a base circuit connected to the midpoint of the semi-fixed resistor, and a transistor connected in series with the first transistor. a second transistor connected to the circuit, and an output of the second transistor is applied to a cathode of a cathode ray tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP885585U JPS61124094U (en) | 1985-01-23 | 1985-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP885585U JPS61124094U (en) | 1985-01-23 | 1985-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61124094U true JPS61124094U (en) | 1986-08-05 |
Family
ID=30488525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP885585U Pending JPS61124094U (en) | 1985-01-23 | 1985-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61124094U (en) |
-
1985
- 1985-01-23 JP JP885585U patent/JPS61124094U/ja active Pending
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