【摘 要】
：
经过30多年的实践,我省摸索出了一条发展农村广播的道路:在信号传输上,实行有线和无线相结合,即县至区、乡以无线为主,区、乡以下以有线为主;在收听工具上,实行大、小喇叭相
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经过30多年的实践,我省摸索出了一条发展农村广播的道路:在信号传输上,实行有线和无线相结合,即县至区、乡以无线为主,区、乡以下以有线为主;在收听工具上,实行大、小喇叭相结合。一、有线和无线相结合无线传输同有线传输相比,具有以下优点: 1.投资省。我省县至区、乡的专杆专线规划要4万杆公里,全部完成要基建投资5000多万元。而建一个50瓦的调频广播电台,从发射机到天馈线和接收机,只需要5
After more than 30 years of practice, our province has worked out a way of developing rural radio: on the signal transmission, the combination of wired and wireless is adopted. That is, the county-to-district and township are mainly wireless; Listening tools, the implementation of large and small speakers combined. First, the combination of wired and wireless Wireless transmission compared with the wired transmission, has the following advantages: 1. Investment province. My county county, township green special line planning to 40,000 km, all completed to more than 50 million yuan of infrastructure investment. And to build a 50-watt FM radio station, from the transmitter to the antenna feeder and receiver, only 5
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