[TowerTalk] Where to find Surplus wire for ground

K4SAV RadioIR at charter.net
Tue Nov 13 08:49:26 EST 2012


On 11/13/2012 7:12 AM, Rick Scott wrote:
> Local ARRL RFI rep says I need 2AWG minimum 1/0 would be better but it seems awful big.  Im running a ground from the Rig, Tuner etc to ground.
>

You do not need a wire like that from the rig to the entrance panel.  As 
a matter of fact you don't even need a separate ground wire in that 
location.  The coax shields can serve that purpose.  If you are planning 
a large wire to handle lightning currents, you are already in trouble 
because running lightning current thru your house is the wrong thing to 
do.  All ground wires should go to a common point OUTSIDE your house and 
there should be no path for lightning flowing thru your house (so you 
don't need that large wire).

Large wires, like #4 should be used outside for connecting ground rods.  
The more radials/rods coming off the tower, the smaller the wire can be.

Jerry, K4SAV



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