video frequency amplifier

常见例句

Purpose: General amplifier and video frequency output in small screen TV.
用途：用于普通放大及小屏幕电视机视放电路。
6achipdg.hyt.61916.com
An intermediate frequency(IF) variable gain amplifier(VGA) for DVB-C(Digital video broadcasting-cable) standard is presented in the paper.
设计了一种适于DVB-C标准的中频可变增益放大器。
Also the designing process of pulse modulator, intermediate frequency amplifier, video frequency amplifier and analog filter is introduced in the dissertation.
并根据研制过程重点介绍了脉冲调制器、中频放大器、视频放大器、滤波器等几个关键系统部件的设计及研制情况。