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The Year of the Ox falls on the ninth day of the lunar calendar. After the Lunar New Year holiday, our company start to work. welcome new and old customers inquiry orders.

Today, radio and television, which use radio waves to transmit sound and image programs, have penetrated into every corner of social life and become a companion to hundreds of millions of people. Radio was not invented by one or two people. It was the result of the gradual development of human civilization.

The amplitude modulation radio broadcast is divided into three large bands of long wave, medium wave and short wave, which are respectively transmitted by radio waves of corresponding bands.

Medium wave The propagation of medium wave is mainly affected by the ionosphere. The medium wave station received at night will be more than during the day.