same size. The electromagnetic wave is the same, polarity refers to the orientation of the wave. up and down or side to side. 13 inches is the wavelength (length of a single cycle).
-------------------------------------------------- From: "RickG" <rgunder...@gmail.com> Sent: Wednesday, September 02, 2009 7:33 PM To: "WISPA General List" <wireless@wispa.org> Subject: Re: [WISPA] 900Mhz question > The wave size of vertical would be different? -RickG > > On Wed, Sep 2, 2009 at 12:06 PM, Paul > Rice<paul.r...@boomerang-networks.com> wrote: >> Folks like horizontal for 900 MHz due to the size of the wave cycle >> approx >> 13 inches long >> >> -------------------------------------------------- >> From: "RickG" <rgunder...@gmail.com> >> Sent: Wednesday, September 02, 2009 11:02 AM >> To: "WISPA General List" <wireless@wispa.org> >> Subject: Re: [WISPA] 900Mhz question >> >>> But look at all the experience you are gaining :) >>> >>> On Wed, Sep 2, 2009 at 10:36 AM, Robert West<robert.w...@just-micro.com> >>> wrote: >>>> Why horizontal polarity? Cause I'm a total idiot when it comes to >>>> 900mhz >>>> and as my luck usually runs, if I go by the book nothing works until I >>>> do >>>> what I'm not supposed to do. But, also as my luck runs, the opposite >>>> of >>>> what I try first will work So it actually won't matter what I do >>>> including >>>> sitting the antennas 5 feet in front of each other, it will never work >>>> the >>>> first time out. :) >>>> >>>> Bob- >>>> >>>> >>>> -----Original Message----- >>>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >>>> Behalf Of Tim Edwards >>>> Sent: Wednesday, September 02, 2009 12:33 AM >>>> To: WISPA General List >>>> Subject: Re: [WISPA] 900Mhz question >>>> >>>> I'm with Chuck, much better performance with the Trango vs. Mikrotik in >>>> my experience. >>>> Why horizontal pol? Vertical cuts through the foliage much bettter, at >>>> least with the NorCal >>>> foliage we have here. >>>> >>>> tim >>>> >>>> -- >>>> =-=-=-=-=-=-==-=-=-=-==-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= >>>> Tim Edwards, Chief Engineer t...@telescience.net >>>> TeleScience Networks http://telescience.net >>>> 11101 Hiway 1, #102 415-663-8891 >>>> Point Reyes Station, CA 94956-1375 >>>> =-=-=-=-=-=-==-=-=-=-==-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= >>>> >>>> >>>> >>>> Chuck Hogg wrote: >>>>> I find that the Trango 900 can handle the noise and capacity much >>>>> better >>>>> than MikroTik/XR9. I have a few hundred on Trango and it works better >>>>> imo than XR9's. Canopy's GPS synch is the only reason I would prefer >>>>> their 900MHz option. >>>>> >>>>> Regards, >>>>> Chuck Hogg >>>>> Shelby Broadband >>>>> 502-722-9292 >>>>> ch...@shelbybb.com >>>>> http://www.shelbybb.com >>>>> >>>>> >>>>> -----Original Message----- >>>>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] >>>>> On >>>>> Behalf Of Robert West >>>>> Sent: Monday, August 31, 2009 4:49 PM >>>>> To: 'WISPA General List' >>>>> Subject: Re: [WISPA] 900Mhz question >>>>> >>>>> I'm actually about to test something similar in a few days. We have a >>>>> 2.5 >>>>> mile link to put in with half a mile of it through trees with .25 >>>>> miles >>>>> of >>>>> that running right over a creek. Doing it on the cheap, or trying to. >>>>> Have >>>>> 2 Mikrotik 411 boards on both sides running a transparent bridge using >>>>> XR9 >>>>> cards attached to a pac wireless grid antenna setup with horizontal >>>>> polarity. The antennas are up and the boxes are configured, just have >>>>> to go >>>>> out tonight or tomorrow and run power to them and try to see what kind >>>>> of >>>>> throughput we can get, if any. Haven't tried it before but we'll see. >>>>> >>>>> Bob- >>>>> >>>>> >>>>> -----Original Message----- >>>>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] >>>>> On >>>>> Behalf Of Patrick D. Nix, Jr >>>>> Sent: Monday, August 31, 2009 3:38 PM >>>>> To: WISPA General List >>>>> Subject: [WISPA] 900Mhz question >>>>> >>>>> We've been using the Trango 900Mhz gear and are familiar with canopy >>>>> and >>>>> it's abilities. How does a Mikrotik with something like a XR9 compare >>>>> in terms of penetration and throughput when paired with a Ubiquity >>>>> CPE? >>>>> >>>>> >>>>> >>>>> Patrick Nix, Jr., >>>>> Computer Network Solutions >>>>> CSWEB.NET Internet Services >>>>> IT Manager >>>>> >>>>> http://www.cnetworksolutions.com >>>>> http://www.csweb.net >>>>> >>>>> (918) 235-0414 >>>>> >>>>> >>>>> >>>>> ________________________________ >>>>> >>>>> Attention: This e-mail and any attachments may contain confidential >>>>> and >>>>> privileged information. If you are not the intended recipient, please >>>>> notify the sender immediately by return e-mail, delete this e-mail and >>>>> destroy any copies. Any dissemination or use of this information by a >>>>> person other than the intended recipient is unauthorized and may be >>>>> illegal. >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> ------------------------------------------------------------------------ >>>>> ---- >>>>> ---- >>>>> WISPA Wants You! 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