v2, I'm pretty sure v3 does.
----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com -------------------------------------------------- From: "Josh Luthman" <j...@imaginenetworksllc.com> Sent: Wednesday, July 01, 2009 12:50 AM To: "WISPA General List" <wireless@wispa.org> Subject: Re: [WISPA] Antenna Performance > StarOS doesn't? Huh didn't see that one coming... > > On 7/1/09, RickG <rgunder...@gmail.com> wrote: >> WRAP/StarOSv2 >> >> On Tue, Jun 30, 2009 at 11:50 PM, Josh >> Luthman<j...@imaginenetworksllc.com> wrote: >>> What 802.11 gear doesn't? Tranzeo maybe..? >>> >>> On 6/30/09, RickG <rgunder...@gmail.com> wrote: >>>> Thats a great idea! Of course, you gotta have equipment that supports >>>> smaller channels. Egads, another items for my "to do list"! >>>> Thanks! -RickG >>>> >>>> On Tue, Jun 30, 2009 at 9:57 PM, Josh >>>> Luthman<j...@imaginenetworksllc.com> wrote: >>>>> That's assuming you're using 2.4 and 20mhz channels. I feel it is >>>>> only wise to use 10 or even 5 mhz channels. >>>>> >>>>> You drop those laptops that can see the AP and think they can get >>>>> service. You cut interference in half and focus the power in half the >>>>> bandwidth (bit more coverage!). You can only use things that can use >>>>> the smaller channels. >>>>> >>>>> On 6/30/09, RickG <rgunder...@gmail.com> wrote: >>>>>> After my last comment on this about the omni, I'm hesitant to give >>>>>> out >>>>>> advise but here it goes anyway: >>>>>> My worst operating tower is quad-sectored. With 2.4GHz it's best to >>>>>> stick with tri-sectors since you only have 3 non-over channels. Just >>>>>> my two cents worth... >>>>>> -RickG >>>>>> >>>>>> On Tue, Jun 30, 2009 at 2:46 PM, Robert >>>>>> West<robert.w...@just-micro.com> >>>>>> wrote: >>>>>>> I decided to just upgrade the whole thing and install sector >>>>>>> antennas. >>>>>>> It'll eventually go that way anyhow. This spot is the farthest out >>>>>>> we >>>>>>> reach >>>>>>> but last week, out of nowhere, the calls started to come in from >>>>>>> that >>>>>>> area >>>>>>> asking about service so I guess a real upgrade is in order. I have a >>>>>>> set >>>>>>> of >>>>>>> 2.4 sector antennas that have been sitting around unused so I guess >>>>>>> that >>>>>>> can >>>>>>> be the home for them. The 5.8 however, any suggestions on that for >>>>>>> sector? >>>>>>> Again, going into the 600a routerboard, R5H cards. >>>>>>> >>>>>>> My 2.4ghz sector antennas are 90 degree, so we'll be using 4. If we >>>>>>> use >>>>>>> 1 >>>>>>> card for each sector on the 2.4, then go with 3 antennas for the 5.8 >>>>>>> and >>>>>>> use >>>>>>> our Ubiquiti XR5 for the backhaul, that's going to fill up all 8 >>>>>>> slots >>>>>>> on >>>>>>> the 600a. Never been to that point before, will our 48v POE run this >>>>>>> whole >>>>>>> thing or should I just add another routerboard for the 5.8 and the >>>>>>> backhaul? >>>>>>> My head is telling me to just add the board but the wallet is >>>>>>> running >>>>>>> away >>>>>>> from me............ >>>>>>> >>>>>>> -----Original Message----- >>>>>>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] >>>>>>> On >>>>>>> Behalf Of Curtis Maurand >>>>>>> Sent: Tuesday, June 30, 2009 11:14 AM >>>>>>> To: WISPA General List >>>>>>> Subject: Re: [WISPA] Antenna Performance >>>>>>> >>>>>>> >>>>>>> >>>>>>> http://www.radiolabs.com/products/antennas/2.4gig/2.4-aluminum-parabolic.php >>>>>>> >>>>>>> >>>>>>> >>>>>>> If you've got to go 10 miles, then you need gain. >>>>>>> From the website. >>>>>>> >>>>>>> *2.4 GHz 24db Directional Parabolic Grid WiFi Antenna* >>>>>>> >>>>>>> *The Directional High Gain WiFi Parabolic Grid* WiFi Antenna offers >>>>>>> 24dBi gain at the connector and a tight 8 Degree beamwidth. The high >>>>>>> gain wifi antenna is an aluminum die cast which is then powder coat >>>>>>> painted for added environmental protection. Because of its grid >>>>>>> design >>>>>>> the antenna offers excellent wind loading characteristics. >>>>>>> >>>>>>> >>>>>>> >>>>>>> Michael Baird wrote: >>>>>>>> Marlon, >>>>>>>> >>>>>>>> Not sure what you are saying here. According to the vendors >>>>>>>> specificatons. >>>>>>>> >>>>>>>> Teletronics 15-124 - 19DB horizontal w/8 degree vertical beamwidth. >>>>>>>> Tranzeo TR-24H-120-16 - 16DB horizontal w/6 degree vertical >>>>>>>> beamwidth. >>>>>>>> >>>>>>>> Yes it is odd that the Teletronics claims a higher VB, but then >>>>>>>> again >>>>>>>> it, it cost a lot more and should be a better antenna, as I believe >>>>>>>> gain >>>>>>>> not only comes with narrowing coverage (sector width), but antenna >>>>>>>> design. >>>>>>>> >>>>>>>> Regards >>>>>>>> Michael Baird >>>>>>>> >>>>>>>>> Gain only comes from narrowing coverage with antennas. >>>>>>>>> >>>>>>>>> If there are both 120* antennas you can't have HIGHER gain with >>>>>>>>> GREATER >>>>>>>>> coverage.... It takes half the coverage area go give you twice the >>>>>>>>> power >>>>>>> >>>>>>>>> (3DB of gain). >>>>>>>>> >>>>>>>>> >>>>>>> http://www.odessaoffice.com/wireless/antenna/how_to_pick_the_right_antenna.h >>>>>>> tm >>>>>>>>> >>>>>>>>> laters, >>>>>>>>> marlon >>>>>>>>> >>>>>>>>> ----- Original Message ----- >>>>>>>>> From: "Michael Baird" <m...@tc3net.com> >>>>>>>>> To: "WISPA General List" <wireless@wispa.org> >>>>>>>>> Sent: Sunday, June 28, 2009 2:32 PM >>>>>>>>> Subject: Re: [WISPA] Antenna Performance >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>>> Not ,the same downtilt angle, same percentage as the old one. The >>>>>>>>>> previous antenna was a Tranzeo 16db w/6 degree vertical, the >>>>>>>>>> Teletronics >>>>>>>>>> 19db has a 8 degree vertical actually larger VB then the 16db at >>>>>>>>>> 6. >>>>>>>>>> They >>>>>>>>>> are both at .3 degrees downtilt. The only reason I mention the >>>>>>>>>> VSWR >>>>>>>>>> is >>>>>>>>>> because the teletronics VSWR is 1.1:4, vs 1.5 on the Tranzeo. The >>>>>>>>>> Teletronics is down about 6db on the CPE side for all the clients >>>>>>>>>> on >>>>>>>>>> the >>>>>>>>>> test sector, on the AP side it's the same. I tested multiple >>>>>>>>>> tilt's >>>>>>>>>> as >>>>>>>>>> well, between 0-1 degree was the best on the CPE side. >>>>>>>>>> >>>>>>>>>> Regards >>>>>>>>>> Michael Baird >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> First thing that comes to my mind reading your post is that you >>>>>>> installed >>>>>>>>>>> a >>>>>>>>>>> higher gain antenna which means your vertical beam is going to >>>>>>>>>>> be >>>>>>>>>>> narrower >>>>>>>>>>> (sometimes higher gain is not always better). Being that you >>>>>>>>>>> installed >>>>>>>>>>> the >>>>>>>>>>> antenna with the same down tilt angle your missing the mark >>>>>>>>>>> because >>>>>>>>>>> you >>>>>>> >>>>>>>>>>> have >>>>>>>>>>> a narrower vertical beam. >>>>>>>>>>> >>>>>>>>>>> As for the VSWR nothing really considered too low. If your VSWR >>>>>>>>>>> is >>>>>>> higher >>>>>>>>>>> then 1.5:1 then you have a problem for sure. >>>>>>>>>>> >>>>>>>>>>> Personally never used or tested TT's 15-124 antenna but have >>>>>>>>>>> sold >>>>>>>>>>> a >>>>>>>>>>> few >>>>>>> >>>>>>>>>>> of >>>>>>>>>>> them with no complaints on it as far as I know. >>>>>>>>>>> >>>>>>>>>>> -----Original Message----- >>>>>>>>>>> From: wireless-boun...@wispa.org >>>>>>>>>>> [mailto:wireless-boun...@wispa.org] >>>>>>>>>>> On >>>>>>>>>>> Behalf Of Michael Baird >>>>>>>>>>> Sent: Sunday, June 28, 2009 8:33 AM >>>>>>>>>>> To: WISPA General List >>>>>>>>>>> Subject: [WISPA] Antenna Performance >>>>>>>>>>> >>>>>>>>>>> I picked up a Teletronics 15-124 19db horizontal antenna for >>>>>>>>>>> testing >>>>>>> and >>>>>>>>>>> deployed it in place of a Tranzeo 16db Horizontal (TilTek?), >>>>>>>>>>> using >>>>>>>>>>> same >>>>>>>>>>> pigtail and radio. With the clients on this sector, the AP side >>>>>>>>>>> is >>>>>>>>>>> the >>>>>>>>>>> same, but the CPE receive side seems to have suffered with this >>>>>>>>>>> larger >>>>>>>>>>> antenna. Nothing was changed other then the antenna, aimed to >>>>>>>>>>> the >>>>>>>>>>> exact >>>>>>>>>>> same degree, tilted the same percentage of vertical tilt, and so >>>>>>>>>>> forth. >>>>>>>>>>> I'm thinking the antenna isn't very good, or it's VSWR is too >>>>>>>>>>> low >>>>>>>>>>> and >>>>>>>>>>> I'm getting some power reflected from the antenna. Anybody have >>>>>>>>>>> experience with this antenna, or these scenarios? >>>>>>>>>>> >>>>>>>>>>> I expected this bigger, more expensive antenna to gain all >>>>>>>>>>> across >>>>>>>>>>> the >>>>>>>>>>> board. >>>>>>>>>>> >>>>>>>>>>> Regards >>>>>>>>>>> Michael Baird >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>> ---------------------------------------------------------------------------- >>>>>>>>>>> ---- >>>>>>>>>>> WISPA Wants You! 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