[Elecraft] Station grounding question

Glenn Maclean wa7spy at comcast.net
Wed Jul 13 22:48:15 EDT 2005


I recently up graded my house electrical panel from 100 to 200 amp 
service. In order to do the up grade I had to install a Ufer ground 
which was 20 feet of bare #4 copper wire in cement. Our local code 
allowed a 10 foot run of wire in a U shape in a 9 inch wide trench. The 
wire had to be 3 inches above the dirt 3 inches from the side of the 
dirt 3 inches between the wires and three inches away from the dirt on 
the other side of the trench. That allows for 3 inches of cement all 
around the bare copper wire. The more I found out about Ufer grounds the 
better they seem to be to me. The PH factor in the cement and the fact 
that the cement never completely dries out and retains moisture make it 
an excellent ground.

This leads me to my question. Is anyone out there using a Ufer ground as 
a counterpoise or to ground their tower and station? This seems way 
better than the old ground rod pounded in the dirt. Any comments would 
be appreciated.

Glenn WA7SPY
Sacramento, CA




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