Can you tell me where you get your steel boxes? Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373
"The secret to creativity is knowing how to hide your sources." --- Albert Einstein On Thu, Dec 3, 2009 at 12:41 AM, MDK <rea...@muddyfrogwater.us> wrote: > Aluminum is moderately effective at attenuating microwave rf. > > Steel is needed to dampen EMP (from lightning strikes). > > > > -------------------------------------------------- > From: "Josh Luthman" <j...@imaginenetworksllc.com> > Sent: Wednesday, December 02, 2009 8:35 PM > To: "WISPA General List" <wireless@wispa.org> > Subject: Re: [WISPA] Multiple Radio cards in an enclosure > > > Does die cast aluminum count as metal in this case? Do you normally use > > steel if not? > > > > I use these: > > http://quicklinkwireless.com/Itemdesc.asp?ic=DCE-H-LG-2&eq=&Tp= > > > > Josh Luthman > > Office: 937-552-2340 > > Direct: 937-552-2343 > > 1100 Wayne St > > Suite 1337 > > Troy, OH 45373 > > > > "The secret to creativity is knowing how to hide your sources." > > --- Albert Einstein > > > > > > On Wed, Dec 2, 2009 at 10:30 PM, Marlon K. Schafer > > <o...@odessaoffice.com>wrote: > > > >> I've given up on this. There is just too much cross talk. I put all > >> radios > >> in the same band in their own METAL enclosure nowadays. I try to keep > >> them > >> at least 3 or 6 feet apart too. Life is much much nicer. > >> marlon > >> > >> ----- Original Message ----- > >> From: "Mike" <m...@aweiowa.com> > >> To: "WISPA General List" <wireless@wispa.org> > >> Sent: Wednesday, December 02, 2009 8:13 AM > >> Subject: [WISPA] Multiple Radio cards in an enclosure > >> > >> > >> > Since I am probably one of the veterans called out yesterday for my > >> > messaging etiquette, I am changing the subject. > >> > > >> > I am interested in the multiple radios in an enclosure idea. I do > >> > have a couple with 5.8 and 2.4 gear in the same box, but have been > >> > afraid to put cards in the same band in the same case. > >> > > >> > The foil spacer you put between cards Bob, do you then ground it to > >> > create a sort of Faraday shield? I know the XRx cards do a good job > >> > of shielding if you attach the pigtail. > >> > > >> > How about the receive sensitivity on the 411 cards? Has that been an > >> > issue? I think the XR cards have better specs. Wouldn't having > >> > multiple 411 cards in the same box possibly have desense issues too? > >> > > >> > Mike > >> > > >> > > >> > At 09:41 AM 12/2/2009, you wrote: > >> >>Forgot to add, if you're concerned with any RF collisions inside the > >> >>box, > >> >>the other thing I talked about earlier, having just 3 411 cards in > >> >>their > >> >>own > >> >>box at the sector then running Cat5 to transparent bridge the 411's to > >> >>a > >> >>central RouterOS device would take any of that issue totally away. > >> That's > >> >>one that I'm doing just to do it, basically. Was an idea from someone > >> >>a > >> >>couple of months ago. (I actually listen to you guys) Had a 600a > >> >>doing > >> >>nothing and some 411 cards "so why not play?" was my thinking. > >> >> > >> >>Bob- > >> >> > >> >> > >> >>-----Original Message----- > >> >>From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] > On > >> >>Behalf Of Mike > >> >>Sent: Wednesday, December 02, 2009 9:48 AM > >> >>To: WISPA General List > >> >>Subject: Re: [WISPA] Sectors > >> >> > >> >>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! 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/ > >> >> > >>>> > >> >> > >>> > >> >> > >>> > >> >> > >>> -- > >> >> > >>> Josh Luthman > >> >> > >>> Office: 937-552-2340 > >> >> > >>> Direct: 937-552-2343 > >> >> > >>> 1100 Wayne St > >> >> > >>> Suite 1337 > >> >> > >>> Troy, OH 45373 > >> >> > >>> > >> >> > >>> "The secret to creativity is knowing how to hide your sources." > >> >> > >>> --- Albert Einstein > >> >> > >>> > >> >> > >>> > >> >> > >>> > >> >> > >> > >> ----------------------------------------------------------------------- > >> >> > >>> --------- > >> >> > >>> 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/ > >> >> > >>> No virus found in this incoming message. > >> >> > >>> Checked by AVG - www.avg.com > >> >> > >>> Version: 8.5.426 / Virus Database: 270.14.89/2539 - Release > >> >> > >>> Date: > >> >> > >>> 12/01/09 19:32:00 > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > >> > >> ----------------------------------------------------------------------- > >> >> > >> - > >> >> > >> -------- > >> >> > >> 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/ > >> >> > >> > >> >> > >> No virus found in this incoming message. > >> >> > >> Checked by AVG - www.avg.com > >> >> > >> Version: 9.0.709 / Virus Database: 270.14.72/2511 - Release > Date: > >> >> > >> 12/01/09 01:59:00 > >> >> > >> > >> >> > >> > >> >> > >> > >> ----------------------------------------------------------------------- > >> >> > >> - > >> >> > >> ---- > >> >> > >> ---- > >> >> > >> WISPA Wants You! 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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/ > >> >> > >> > >> >> > >> No virus found in this incoming message. > >> >> > >> Checked by AVG - www.avg.com > >> >> > >> Version: 9.0.709 / Virus Database: 270.14.72/2511 - Release > Date: > >> >> > >> 12/01/09 01:59:00 > >> >> > >> > >> >> > >> > >> >> > >> > >> ----------------------------------------------------------------------- > >> >> > >> --------- > >> >> > >> 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/ > >> >> > >> No virus found in this incoming message. > >> >> > >> Checked by AVG - www.avg.com > >> >> > >> Version: 8.5.426 / Virus Database: 270.14.89/2539 - Release > Date: > >> >> > >> 12/01/09 19:32:00 > >> >> > > > >> >> > > > >> >> > > > >> >> > > > >> >> > >> > >--------------------------------------------------------------------------- > >> >>- > >> >> > > ---- > >> >> > > WISPA Wants You! 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