Topband: Topband ground characteristics

Richard Fry rfry at adams.net
Wed Oct 3 13:25:59 EDT 2012


>I have not been able to locate these FCC curves (and it appears that they 
>may have been withdrawn).

Here is the link...

http://www.fcc.gov/encyclopedia/m3-map-effective-ground-conductivity-united-states-wall-sized-map-am-broadcast-stations 



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