What goes on behind (or, in this case, above) the scenes before you need to rescan your antenna television? A lot. Around the country, tower technician crews are modifying local TV broadcast towers so viewers can continue to receive free, over-the-air access to news, emergency information and entertainment when stations move frequencies to make room for wireless services. Tower crews perform dangerous, important work thousands of feet above the ground to make this happen. So, when you hear the phrase “moving frequencies,” it’s not conceptual, it’s literal. To learn more about what tower technicians do, the TV Answers team spoke
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