I've seen this happen in other frequencies/situations, and it is usually water in the cable. Do you use dielectic grease on the RF side? We started doing that a long time ago and have not had these types of issues since.
Regards, Chuck On Mon, Mar 30, 2015 at 11:41 AM, Bill Prince <[email protected]> wrote: > We're using an Alpha omni on PMP450, but 2.4 GHz. We have not seen any > significant change in weather other than when trees are in the way. > > bp > <part15sbs{at}gmail{dot}com> > > > On 3/30/2015 8:14 AM, Brian Sullivan wrote: > >> I deployed a 3.65 Omni antenna attached to a 450AP about 2 weeks ago. >> Two SM's on it that are geographically opposite from each other (one faces >> West, the other East). Two minor rain events have happened since, and each >> time the West facing SM loses >10dB. A day or two after the first rain >> event the connection cleared up on it's own. The SM facing East is >> unaffected. >> Under the radome of this Omni, I assume there are four 90 degree >> antennas. Is it possible water is penetrating the omni and affecting only >> one side? >> > >
