Ключевые слова: aerial, antenna, blue, bright, broadcast, cell, cellular, communication, communications, contact, coverage, current, detail, digital, electricity, environment, equipment, framework, frequency, generating, generator, global, gsm, high, industry, infrastructure, link, microwave, mobile, network, phone, pillar, pole, pollution, pylon, radiation, radio, radius, sharing, sky, steel, tall, technology, telecommunications, telephone, tower, transmission, up, urban,