JPS59125174U - Video signal amplification circuit - Google Patents
Video signal amplification circuitInfo
- Publication number
- JPS59125174U JPS59125174U JP1767383U JP1767383U JPS59125174U JP S59125174 U JPS59125174 U JP S59125174U JP 1767383 U JP1767383 U JP 1767383U JP 1767383 U JP1767383 U JP 1767383U JP S59125174 U JPS59125174 U JP S59125174U
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- amplification circuit
- signal amplification
- circuit
- vhf
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は映像信号の周波数特性を表わす図、第２図は本
考案の映像信号増幅回路の一実施例を示す図である。
Ｄｌ・・・スイッチング素子（スイッチングダイオード
）、Ｃ１・・・周波数特性に関与する回路素子（コンデ
ンサ）。FIG. 1 is a diagram showing the frequency characteristics of a video signal, and FIG. 2 is a diagram showing an embodiment of the video signal amplification circuit of the present invention. Dl...Switching element (switching diode), C1...Circuit element (capacitor) involved in frequency characteristics.
Claims (1)
路を有するテレビジョン信号受信機の映像信号増幅回路
に於いて、前記バンド切り換えに応じてオン、オフされ
るスイッチング素子を使って映像信号増幅回路の周波数
特性に関与する回路素子の作動・不作動を制御し、ＵＨ
Ｆ受信時とＶＨＦ受信時の違いにより映像信号の高域補
償の効果を可変することを特徴とする映像信号増幅回路
。In a video signal amplification circuit of a television signal receiver having a tuner circuit that performs band switching between UHF and VHF, the frequency characteristics of the video signal amplification circuit are determined using a switching element that is turned on and off in accordance with the band switching. Controls the activation/deactivation of circuit elements involved in UH
A video signal amplification circuit characterized in that the effect of high frequency compensation of a video signal is varied depending on the difference between F reception and VHF reception.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1767383U JPS59125174U (en) | 1983-02-08 | 1983-02-08 | Video signal amplification circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1767383U JPS59125174U (en) | 1983-02-08 | 1983-02-08 | Video signal amplification circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59125174U true JPS59125174U (en) | 1984-08-23 |
Family
ID=30148906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1767383U Pending JPS59125174U (en) | 1983-02-08 | 1983-02-08 | Video signal amplification circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59125174U (en) |
-
1983
- 1983-02-08 JP JP1767383U patent/JPS59125174U/en active Pending
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