Patrick, could you de-jargonize what 'second order diversity' means?
++++++++++++++++++++++++++++++ Neofast, Inc, Making internet easy 541-969-8200 509-386-4589 ++++++++++++++++++++++++++++++ -------------------------------------------------- From: "Patrick Leary" <ple...@apertonet.com> Sent: Wednesday, June 30, 2010 9:39 AM To: "WISPA General List" <wireless@wispa.org> Subject: Re: [WISPA] 900MHz VS 3.65GHz > I can give you a reasonable answer here Shane. With the use of a 2nd > order diversity WiMAX product in 3.65 GHz, you should be able to expect > slightly better range than 900 MHz, though that comes at a price much > different than legacy proprietary systems in traditional UL bands. > Without diversity (and some of our gear is included in this), the range > will not be as good, though you can expect much higher data rates (up to > almost 20 mbps net) and better than imagined QoS. Prices for > non-diversity gear approach typical UL systems and can be less expensive > in some cases (especially CPE). > > In the end, 3.65 GHz at this point still has a very low noise floor so > all systems benefit from that. The efficiency of WiMAX 3.65 GHz systems > mean you can expect very good throughput -- far higher than you wil ever > get out of 900 MHz -- coupled with strong QoS. Should 3.65 GHz ever > become heavily populated (I tend to be doubtful that will happen for > years), then all gear will suffer less range with the higher noise > floor. > > My general recommendation for people using 900 MHz who want to try 3.65 > GHz (and in particular WiMAX versions of such) is to maintain the 900 > MHz for best effort customers, while migrating commercial and/or higher > needs/desires customers to 3.65 GHz if the range allows. Also use the > WiMAX to add commercial customers you could not attract before with the > best effort. Slow speed 900 connections. > > Take some time to familiarize yourself with WiMAX features, slowly and > methodically, as this trips up many making the transition or adding > WiMAX. Pay careful attention to EMSs if applicable. Swallow any strange > twists of pride that some may have and get yourself trained on the > system you plan to use (these are not synonymous in management to most > products you have used before). Ignorance of the system can (and likely > will) cost you time, money, frustration and maybe a customer or two > until you get up to speed. > > Enjoy and good luck. > > > Patrick Leary > Aperto Networks > 813.426.4230 mobile > > -----Original Message----- > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > Behalf Of Shane MacDonald > Sent: Wednesday, June 30, 2010 9:16 AM > To: WISPA General List > Subject: [WISPA] 900MHz VS 3.65GHz > > > I've had an increasing number of our customers asking almost on a daily > bases what I am hearing about 3.65 GHz equipment. > How does it compare to the 900 MHz? What is the NLOS capabilities of > 3.65? > To date our company has only tested two manufactures of 3.65 equipment > and didn't have 900 MHz on the tower to compare results with. > > I would like to hear from all of you what your test results have been. > How does 3.65 GHz directly compare to 900 MHz for distance and NLOS? > Would also like to know what radio manufactures are working best for > you. > > > Thanks in advance for your input. > > Shane MacDonald > KP Performance Antennas > Sales Manager > sh...@kpperformance.ca > www.kpperformance.ca > Direct line 780-702-9977 > Fax 780-460-2786 > > > > > > ------------------------------------------------------------------------ > -------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > ------------------------------------------------------------------------ > -------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/