What are you using for a 25dbi cpe antenna? ARC's panels are 23dbi. A two foot dish is 29dbi.
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Thu, Aug 22, 2013 at 10:42 AM, Mike Hammett <[email protected]> wrote: > Just needs bigger antenna, Fred. However, I'll be damned if I can find > antenna with what I'd consider appropriate gain. I deploy 5 Ghz systems with > 18 - 20 dB at the AP and 25 dB at the CPE. UBNT 900 has an AP of 13 and a > CPE of 11. That's 15+ dB of less margin than I'd deploy elsewhere. How well > of a 900 MHz system could you run with an additional 15 dB of gain? Not only > is your signal a lot hotter, but you're also hearing less noise. > > Sure, those antenna would be large. However, if it's worth doing, it's worth > doing right. > > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > ________________________________ > From: "Fred Goldstein" <[email protected]> > To: [email protected] > Sent: Thursday, August 22, 2013 9:36:48 AM > > Subject: Re: [WISPA] Latest trend for heavy wooded areas > > On 8/22/2013 10:14 AM, Mike Hammett wrote: > > Almost every time someone has detailed their installations to me, there just > isn't enough signal to do anything. They're getting a -76 and wondering why > it doesn't work. Increase that another 15 dB and try again. The Canopy will > work a little better because it requires less signal, but it also has > nowhere near the same throughput, so they're really apples and oranges. > > > The spec sheet makes it sound as if -76 is more than adequate, and in a PmP > environment, it's often hard to get a stronger signal. Are the poor results > from trying to run at too high a rate, like MCS5, such that running at say > MCS1 would improve results? Or is it just not very sensitive, with a higher > noise temp than Cambium? > > -- > Fred R. Goldstein fred "at" interisle.net > Interisle Consulting Group > +1 617 795 2701 > > > _______________________________________________ > Wireless mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/wireless > > > _______________________________________________ > Wireless mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/wireless > _______________________________________________ Wireless mailing list [email protected] http://lists.wispa.org/mailman/listinfo/wireless
