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现在各地都在积极开办调频广播。本刊的不少读者,尤其是市、县级的同志,很希望本刊对调频广播的技术和设备作些讲解,以利大家掌握这方面的基础知识。为此,我们已请有关专家撰写了一组文章,内容有:调频广播发射系统,调制式调频发射机,差转式调频发射机,天线、馈线系统,塔桅、维护经验,建台须知等。本刊从本期起将陆续发表这些文章。希望读者把读后的意见和要求及时告诉我们,以便改进工作。
FM radio is now being actively launched in various places. Many readers of this magazine, especially those at the municipal and county levels, hope very much that this magazine will give some explanations on the technology and equipment of FM broadcasting so that everyone will have the basic knowledge in this regard. To this end, we have invited relevant experts to write a series of articles on: FM radio transmitting systems, FM transmitters, FM transmitters, antennas, feeder systems, tower masts, maintenance experience, building information, etc. . Articles from the current issue of these articles will be published one after another. I hope readers read the comments and requests promptly tell us in order to improve the work.