This article analyses the principle of detecting circuit in TV receiver. and explains theoretically the correct absorption of first sound IF so as to keep the sound from interfering the picture.
本文分析了电视机检波电路的原理，从理论上说明了伴音第一中频应吸收的强度，以使图象不受伴音干扰。
Building with large glass sliding Windows for the Circuit and, if the simulated panoramic picture frames, trees, mountains, fields to make your eyes.
建筑以大玻璃推拉窗为围合，仿佛模拟全景画框，树木、山峦、田野尽入眼帘。
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