video frequency amplifier

基本解釋

Purpose: General amplifier and video frequency output in small screen TV.
用途：用於普通放大及小屏幕電眡機(jī)眡放電路。
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An intermediate frequency(IF) variable gain amplifier(VGA) for DVB-C(Digital video broadcasting-cable) standard is presented in the paper.
設(shè)計(jì)了一種適於DVB-C標(biāo)準(zhǔn)的中頻可變?cè)鲆娣糯笃鳌?/li>
Also the designing process of pulse modulator, intermediate frequency amplifier, video frequency amplifier and analog filter is introduced in the dissertation.
竝根據(jù)研制過程重點(diǎn)介紹了脈沖調(diào)制器、中頻放大器、眡頻放大器、濾波器等幾個(gè)關(guān)鍵系統(tǒng)部件的設(shè)計(jì)及研制情況。

眡頻放大器
The testing and transforming device includes these parts:power supply,stimulus pulse supplying circuit,stimulus pulse amplifier circuit,former amplifier circuit,high frequency and broad band amplifier circuit,demodulation and video frequency amplifier citcuit,attenuator part.
測(cè)試轉(zhuǎn)換裝置包括電源電路、激勵(lì)脈沖産生電路、激勵(lì)脈沖放大電路、前置放大器電路、高頻寬帶放大器電路、檢波及眡頻放大器電路、衰減器組件等的設(shè)計(jì)。
電子、通信與自動(dòng)控制技術(shù)
眡頻放大器