The calculation formulas of the electromagnetic field produced by the emissionantenna of broadcasting and television emission towers and mobile communication stations are given.
This paper makes a brief discussion on the harm upon human health by radio-frequency electromagnetic field and electromagnetic contamination problems of small power television emissionantenna.
本文就射频电磁场对人体健康的危害以及小功率电视发射天线的电磁污染问题作了简要的论述。
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The radio and television signal emission facilities, including antenna, feeder links, tower masts (poles), ground network, satellite transmitting antenna as well as the auxiliary equipments thereof;