The Polyphaser document is: Lightning Protection & Grounding Solutions for Communication Sites by Ken Rand, copyright 2000. There is no mention of the maximum distance of ground rods from a tower. Ho
One of the docs that refers to the 50/75 is the Ham Radio Grounding doc. On fresh look they say the radial should be 50-75' in length referring to the 50' as "minimum". So I guess that makes the basi
Placing the first rod 16 ft from the tower adds significant impedance of the wire radial to the first major earth current sink. Most towers that I have seen place the first rod at less than 5 ft from
Oh, I should have said that there are rods at the base of the concrete pad edge, with a connection from each of the 3 rods up to the tower leg. That was put in to get a positive response from the cou