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<p>[QUOTE=&quot;kd5drx, post: 215063, member: 4961&quot;]There is a thing called a field strength meter it is a little hand held device that is used by those of in the Ham radio world to test radiation patterns since it is very sensitive to RF and it works great for just that purpose you go out and walk around with it till you get that real strong signal then you take a straight pen like mom used to pin your pants up with and push it threw the coax and stand back and wait for the smoke to escape.[/QUOTE]</p><p><br /></p>

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