英语词汇“video frequency”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	video frequency
释义	video frequency video frequency n (Electronics) the frequency of a signal conveying the image and synchronizing pulses in a television broadcasting system. It lies in the range from about 50 hertz to 8 megahertz video frequency video frequency [′vid·ē·ȯ ′frē·kwən·sē] (communications) One of the frequencies existing in the output of a television camera when an image is scanned; it may be any value from almost zero to well over 4 megahertz. AcronymsSeeviewfinder
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