So according to our rule-of-thumb, 2 people around 6 feet tall using a 5 watt handheld two-way radio, used on flat ground with no obstacles, will have a maximum range of approximately 6 miles .
Read moreHow is UHF range calculated?
To calculate the range of an antenna, you multiply the square root of the antenna’s height above water (in feet) by 1.42 . The product will equal the antenna’s communication range in miles.12 Şub 2014
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