Ключевые слова: antenna, blue, broadband, broadcast, broadcasting, cell, cellphone, cellular, clear, communicate, communication, elecetric, electromagnetic, emit, ether, field, framework, frequency, gsm, high, industrial, low, mast, metal, mobile, network, radiation, radio, ray, receiver, red, repeater, send, signal, sky, station, technology, telecom, telecommunication, telephone, tower, transceiver, transmit, transmitter, umts, white,