Have you had any issues with putting 3 radio cards in the same spectrum in the same box? I've thought about that but wondered if there would be desense issues where one transmitting desensitizes another one listening.
At 08:38 AM 12/2/2009, you wrote: >Yep, looks like you're hitting the wall. We aren't lucky enough to push 3 >meg here, the most is usually 1 so again, all depends on your customer base. > >I'd say if you already have 35 on that one AP, just splitting it into 2 180 >degree sectors will just cost you cash as soon as you gain a few more >customers. You already have 35 pulling it down, sounds like if you just do >2 180's, if split evenly (and it never will be) that would put you to where >you probably want to be for smooth delivery but not much room for more >growth. I'd go with 3 120's and a 433AH with 3 cards on it, one per sector. >I have a few like that and it works fine for what I do but again, I only >dole out 1mb per sub typically. I've also been upgrading some of my remote >AP's to one 433AH with only one radio installed and an Omni. The >anticipated upgrade path is to just add a sector or 2 and radio card as >needed to the point where I have 3 sectors. Keeping the Omni of course >until the third sector is needed. That's something someone already >suggested doing and I like the economics of it. > >Bob- > > > >-----Original Message----- >From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >Behalf Of Jason Hensley >Sent: Wednesday, December 02, 2009 9:26 AM >To: 'WISPA General List' >Subject: Re: [WISPA] Sectors > >Max 3meg - b only mode on this particular AP. Most are still able to get >that, but we're seeing a decline on how many can pull 3meg. At peak times, >we've seen it to where users aren't able to get much over 1meg, but that's >not happening very often right now. > > > >-----Original Message----- >From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >Behalf Of Robert West >Sent: Wednesday, December 02, 2009 8:23 AM >To: 'WISPA General List' >Subject: Re: [WISPA] Sectors > >Yeah, how much bandwidth are you passing to those 35 customers, Jason? Just >curious. > >Bob- > > > >-----Original Message----- >From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >Behalf Of os10ru...@gmail.com >Sent: Wednesday, December 02, 2009 9:10 AM >To: WISPA General List >Subject: Re: [WISPA] Sectors > >Do you think you're hitting the limit of 802.11b/g or is it the lack of >horsepower on the AP's CPU? > >Greg >On Dec 2, 2009, at 8:33 AM, Jason Hensley wrote: > > > On this same subject, would it be better to put up 3 individual AP's, or > > would something like the Deliberant Quad work well if the issue is AP > > overload. I have an AP that has 35 subscribers right now. We've seen a > > performance drop on it and are considering sectoring. > > > > Any thoughts on a dual (or quad) radio on a single board vs multiple >boards > > with single radios? > > > > > > > > -----Original Message----- > > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > > Behalf Of Rick Harnish > > Sent: Wednesday, December 02, 2009 6:28 AM > > To: 'WISPA General List' > > Subject: Re: [WISPA] Sectors > > > > Mark, > > > > If I remember right, you are in Missouri. I was looking for the strength >of > > your omni. We have had good success with 9 db omni's in the Indiana > > farmland. When we need to sectorize but the market capacity is not that > > high, we often go to (2) 180 Superpass 9 db sectors. We have had good >luck > > with them over the years. They improve our signal to existing clients and > > enable affordable expansion in rural areas. If the market will justify 3 > > sectors, I would go that way though. > > > > Many of our Wireless POPs are pico-cells and we try to limit our salesmen >to > > a 6 mile diameter around the tower. Although, we can often go farther, we > > try to stay inside these guidelines when possible. To achieve a high >density > > of broadcast stations, many locations are needed. Luckily, we are well > > established in our area and have most of these sites already in operation. > > Your mileage may vary given your topology and broadcast site density. > > > > Rick Harnish > > > >> -----Original Message----- > >> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > >> Behalf Of Mark McElvy > >> Sent: Tuesday, December 01, 2009 10:51 PM > >> To: WISPA General List > >> Subject: [WISPA] Sectors > >> > >> I am running 2.4 HPOL It has taken about 1.5 yrs to grow this AP to 32 > >> subs. > >> > >> -----Original Message----- > >> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > >> Behalf Of 3-dB Networks > >> Sent: Tuesday, December 01, 2009 9:37 PM > >> To: 'WISPA General List' > >> Subject: Re: [WISPA] Sectors > >> > >> What frequency band and polarization? > >> > >> I would also strongly consider your reasoning for moving from the Omni > >> to > >> the sectors. If it is because your AP is overloaded so you need to > >> offload > >> some, 3 AP's might be attractive for future proofing sakes. > >> > >> Daniel White > >> 3-dB Networks > >> http://www.3dbnetworks.com > >> > >> > >> -----Original Message----- > >> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > >> Behalf Of Mark McElvy > >> Sent: Tuesday, December 01, 2009 8:29 PM > >> To: WISPA General List > >> Subject: Re: [WISPA] Sectors > >> > >> 9db > >> > >> -----Original Message----- > >> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > >> Behalf Of Rick Harnish > >> Sent: Tuesday, December 01, 2009 7:42 PM > >> To: 'WISPA General List' > >> Subject: Re: [WISPA] Sectors > >> > >> What size omni are you using? > >> > >>> -----Original Message----- > >>> From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] > >> On > >>> Behalf Of Josh Luthman > >>> Sent: Tuesday, December 01, 2009 7:59 PM > >>> To: WISPA General List > >>> Subject: Re: [WISPA] Sectors > >>> > >>> That is the general suggestion - two 120s. That one guy that does > >>> antenna design said so :) > >>> > >>> You will get some less coverage then three 120s but at the cost of > >> the > >>> extra radio/antenna it isn't cost efficient. > >>> > >>> On 12/1/09, Mark McElvy <mmce...@accubak.com> wrote: > >>>> I need to sector a tower that currently is an omni. I don't really > >>> want > >>>> to go to 3x 120's but find it hard to find 180's and have heard > >> they > >>>> don't tend to work great. I have also heard 2x 120's will work, any > >>>> comments? > >>>> > >>>> > >>>> > >>>> Mark > >>>> > >>>> > >>>> > >>>> > >> --------------------------------------------------------------------- > >>> ----------- > >>>> WISPA Wants You! 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