[TowerTalk] copper or galvanized ground rods in red SC clay
K6OK
jvarn359 at googlemail.com
Sun Jan 10 17:11:34 EST 2016
jimlux wrote:
>> As long as the theory supports the performance at DC
>> and the performance at 1 MHz being related (and they are),
>> then one can be used as a proxy for the other.
I don't believe this is the case. High R/Lo Z is possible and so is Low
R/Hi Z.
>> The code requirements also addresses mechanical strength:
>> that's one of the reasons for the wire size requirements.
>> A ground in a conduit or protected can be smaller than
>> a ground that's exposed.
The subject and content of Section 10 of TIA-222-G, "Protective Grounding,"
is purely electrical. Mechanical strength isn't discussed nor is conduit. I
haven't seen anything indicating TIA beefed up the ground wire size from -F
to -G for mechanical reasons.
73 Jim K6OK
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