Just wandered across this site. Pretty amazing stuff! http://www.stealthconcealment.com/
On Wed, Apr 8, 2015 at 6:34 PM, Chuck McCown <[email protected]> wrote: > ABS is better than Fiberglass from my experience in creating radomes > out of both. > > The spacing between the radiating elements of the antenna and the panel is > critical. You might find a particular spacing that could even give gain in > some circumstances. It needs to be adjusted for lowest loss. > > *From:* Peter Kranz <[email protected]> > *Sent:* Wednesday, April 08, 2015 4:32 PM > *To:* [email protected] > *Subject:* [AFMUG] Concealment Panels > > > Anyone have much experience with molded concealment panels? On a > particular structure, the tower owner added panels in front of our > equipment to great detriment.. Looking for an alternative product that > won’t crap on our parade. > > > > We performed testing today at 5.8 Ghz.. Here is a table of before and > after signals for 5 customers we took measurements from > > > > Before / After / Delta > > HC -56.0 / -57.4 = 1.4 > > RO -63.7 / -65.2 = 1.5 > > WB -58.7 / -60.5 = 1.8 > > SF -59.9 / -61.8 = 1.9 > > GG -60.7 / -62.5 = 1.8 > > > > As you can see the average attenuation of the panel was measured to be > -1.68dB (a 20% reduction in signal level).. This is similar to the vendor > provided attenuation number of 1.31dB for straight on and -2.66dB for 45 > degree > > [image: cid:[email protected]] > > 45 degree angle: > > [image: cid:[email protected]] > > [image: cid:[email protected]] > > > > -Peter >
