JPS5850563U - video amplification circuit - Google Patents
video amplification circuitInfo
- Publication number
- JPS5850563U JPS5850563U JP14736681U JP14736681U JPS5850563U JP S5850563 U JPS5850563 U JP S5850563U JP 14736681 U JP14736681 U JP 14736681U JP 14736681 U JP14736681 U JP 14736681U JP S5850563 U JPS5850563 U JP S5850563U
- Authority
- JP
- Japan
- Prior art keywords
- stage
- video
- video amplification
- control electrode
- amplification 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
Landscapes
- Picture Signal Circuits (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図は本考案の映像増幅回路、第２図イル二は第１図
の各部波形を示す。
主な図番の説明、１・・・同期分離トランジスタ、３・
・・スイッチングトランジスタ、４・・・遅延回路、５
・・・直流再生トランジスタ、６，７・・・映像出力ト
ランジスタ、１３・・・平滑回路。FIG. 1 shows the video amplifying circuit of the present invention, and FIG. 2 shows waveforms of various parts of FIG. 1. Explanation of main figure numbers, 1... Synchronous separation transistor, 3.
...Switching transistor, 4...Delay circuit, 5
. . . DC reproduction transistor, 6, 7 . . . video output transistor, 13 . . . smoothing circuit.
Claims (1)
再生装置において、前記同期分離段の出力端をスイッチ
ング手段の制御電極及び前記直流再生段の制御電極に接
続し、前記映像増幅段め入力電極に前記直流再生段の出
力及び映像信号を印加し、前記映像増幅段に一続された
簀荷端より映像出力信号を導出してブラウン管に加え、
無信号時に該ブラウン管のラスターを明る（出すことを
特徴とした映像増幅回路。In a video reproducing device comprising a synchronous separation stage, a DC reproduction stage, and a video amplification stage, an output terminal of the synchronous separation stage is connected to a control electrode of a switching means and a control electrode of the DC reproduction stage, and an input terminal of the video amplification stage is connected to the control electrode of the switching means. Applying the output of the DC reproducing stage and the video signal to the electrodes, deriving the video output signal from the filter end connected to the video amplification stage and applying it to the cathode ray tube,
A video amplification circuit characterized by brightening the raster of the cathode ray tube when there is no signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14736681U JPS5850563U (en) | 1981-10-02 | 1981-10-02 | video amplification circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14736681U JPS5850563U (en) | 1981-10-02 | 1981-10-02 | video amplification circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5850563U true JPS5850563U (en) | 1983-04-05 |
Family
ID=29940227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14736681U Pending JPS5850563U (en) | 1981-10-02 | 1981-10-02 | video amplification circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5850563U (en) |
-
1981
- 1981-10-02 JP JP14736681U patent/JPS5850563U/en active Pending
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