[sailnaway]

Ok I got ahold of someone and they were kind enough to give me the web address.
http://www.survivalsafety.com/The C.A.R.D. seems like the ticket at not to high of a price it is a little insurance. I am still going to get one and mount it on the arch I am having built for solar and my GPS antenna ect.I think you want a clear line of sight on it so you catch the siginal as clean as you can. You will see it also gives you some bearing on the incoming target.