All Atheros cards are capable of doing this. Just keep in mind that the 4th gen cards even if they are set in 5/10MHz mode for broadcast still listen to 20MHz wide channel. The 6th gen Atheros cards if set to 5/10MHz mode only listen to 5 or 10MHz.
/Eje Sent via BlackBerry from T-Mobile -----Original Message----- From: Josh Luthman <j...@imaginenetworksllc.com> Date: Wed, 1 Jul 2009 13:57:54 To: WISPA General List<wireless@wispa.org> Subject: Re: [WISPA] Antenna Performance So you can use 10/5 mhz channels with Mikrotik (hopefully all cards?) Tranzeo Ubiquiti But not.. StarOS WARP Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 "When you have eliminated the impossible, that which remains, however improbable, must be the truth." --- Sir Arthur Conan Doyle On Wed, Jul 1, 2009 at 1:55 PM, Tom DeReggi <wirelessn...@rapiddsl.net>wrote: > Yeah they were, but never understood why they called it "cloaking" instead > of "small channels". :-) > > Tom DeReggi > RapidDSL & Wireless, Inc > IntAirNet- Fixed Wireless Broadband > > > ----- Original Message ----- > From: "Michael Baird" <m...@tc3net.com> > To: "WISPA General List" <wireless@wispa.org> > Sent: Wednesday, July 01, 2009 8:26 AM > Subject: Re: [WISPA] Antenna Performance > > > > It does, in fact I'm pretty sure they were the first to have it, he > > calls it "channel cloaking". > > > > Regards > > Michael Baird > >> 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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