Same here - we pretty much always use a dish. On Mon, Oct 19, 2015 at 12:59 PM, Mike Hammett <[email protected]> wrote:
> I use 25 dBi almost everywhere. > > > > ----- > Mike Hammett > Intelligent Computing Solutions > http://www.ics-il.com > > ------------------------------ > *From: *"Stefan Englhardt" <[email protected]> > *To: *[email protected] > *Sent: *Monday, October 19, 2015 12:56:55 PM > > *Subject: *Re: [AFMUG] Interesting antenna from UBNT > > Reducing tx power at the AP and using higher gain cpes may help in this > cases. > > -------- Ursprüngliche Nachricht -------- > Von: Mathew Howard <[email protected]> > Datum: 19.10.2015 17:10 (GMT+01:00) > An: af <[email protected]> > Betreff: Re: [AFMUG] Interesting antenna from UBNT > > Yep, you can only do so much with downtilt. in some cases a tower needs to > be able to cover a ten mile radius to be practical, sometimes it needs to > be able to cover a ridge three miles away that's level with the tower - in > those cases, you can't really do much with downtilt. > > On Mon, Oct 19, 2015 at 9:59 AM, Mike Hammett <[email protected]> wrote: > >> Varies. Some a mile or two, some ten. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> ------------------------------ >> *From: *"Rory Conaway" <[email protected]> >> *To: *[email protected] >> *Sent: *Monday, October 19, 2015 9:54:09 AM >> >> *Subject: *Re: [AFMUG] Interesting antenna from UBNT >> >> Can you please explain further? And how far are you using the towers to >> cover? >> >> >> >> Rory >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *Mike Hammett >> *Sent:* Monday, October 19, 2015 7:51 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> It gets rather difficult to do that in a busy network covering lots of >> area. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> >> ------------------------------ >> >> *From: *"Rory Conaway" <[email protected]> >> *To: *[email protected] >> *Sent: *Monday, October 19, 2015 9:48:31 AM >> *Subject: *Re: [AFMUG] Interesting antenna from UBNT >> >> But don’t you use down-tilt to minimize the coverage so towers can’t hit >> each other? >> >> >> >> Rory >> >> >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *Mathew Howard >> *Sent:* Monday, October 19, 2015 7:47 AM >> *To:* af >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> It all depends on the particular network and the terrain you're dealing >> with. If you're mostly doing micro-POPs where your "tower" is a tripod on a >> house roof (we have several of those), then yes, it isn't such a big deal >> to be able to sync with other towers, since most of them aren't going to be >> able to see eachother anyway, but if you're primarily on grain legs and >> actual towers that are 100'-300' and they might have LOS to a dozen other >> towers, then it's a very big deal to be able to sync the towers with >> eachother - if you don't have sync it gets to be a nightmare to try and >> coordinate everything. >> >> >> >> On Mon, Oct 19, 2015 at 9:26 AM, Rory Conaway <[email protected]> >> wrote: >> >> Multiple towers don’t really matter much with 256QAM OFDM with Ubiquiti >> because you have to plan on short ranges to get maximum modulation rates. >> With tighter beam patterns on sectors and even customer radios with 30dBm >> F/B ratios, the reality is users won’t have multiple towers causing >> interference anyway. There is more interference from indoor wireless >> routers than other towers. I think it really only matters on 1 tower. >> >> >> >> In reality though, you are still better to just plan your Ubiquiti >> deployment on the tower without GPS and even then, try to stagger the >> antennas on the tower and keep them as far apart as possible to minimize >> interference. That’s how we did our last tower. Oh, and use RF Armor. >> That may change someday but it’s the reality today. >> >> >> >> Rory >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *That One Guy >> /sarcasm >> *Sent:* Sunday, October 18, 2015 11:42 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> With the channel size required, or the number of small sectors required >> to meet bandwidth demands in pmp in the day of ac not having a functional >> multisite timing solution, whether GPS or goat heartbeat based, it's better >> to start selling shoes instead of radio's. Just syncing a single site has >> limited value, all the sites have to play together. Ubnt is like the drunk >> uncle who promises the world. I like announcements, ubnt has some really >> good looking marketing, swift peppy videos, and logos and sweet fonts, but >> it would be nice of uncle drunkey would sober up for a couple days and >> deliver some product. I'm singling them out because they tend to have the >> most announced but not out products at any given time. >> >> On Oct 18, 2015 1:53 PM, "Rory Conaway" <[email protected]> wrote: >> >> I was studying all that stuff last night. I am rebuilding a tower middle >> of next week. I already had the AC-Lites ready to go, just wanted to make >> sure there wasn’t another option. >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *Mike Hammett >> *Sent:* Sunday, October 18, 2015 11:52 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> They were talking about the new Prism radio, which doesn't have those >> deficiencies (at least once certified). >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> >> ------------------------------ >> >> *From: *"Rory Conaway" <[email protected]> >> *To: *[email protected] >> *Sent: *Sunday, October 18, 2015 1:48:16 PM >> *Subject: *Re: [AFMUG] Interesting antenna from UBNT >> >> Yea, I wanted to be there. Got offered several free dinners J and I >> never turn down food.. But got to play 5 baseball games and 3 of them in >> the Angels spring training stadium. >> >> >> >> Rory >> >> >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *Mike Hammett >> *Sent:* Sunday, October 18, 2015 11:44 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> I know you weren't there, which is why I said that. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> >> ------------------------------ >> >> *From: *"Rory Conaway" <[email protected]> >> *To: *[email protected] >> *Sent: *Sunday, October 18, 2015 1:41:18 PM >> *Subject: *Re: [AFMUG] Interesting antenna from UBNT >> >> Wasn’t there. On a 7 day work week right now. >> >> >> >> rory >> >> >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *Mike Hammett >> *Sent:* Sunday, October 18, 2015 11:40 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> Except you missed the announcement in Vegas? >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> >> ------------------------------ >> >> *From: *"Rory Conaway" <[email protected]> >> *To: *[email protected] >> *Sent: *Sunday, October 18, 2015 1:38:18 PM >> *Subject: *Re: [AFMUG] Interesting antenna from UBNT >> >> Except that it doesn’t support UNI-I or even some DFS frequencies. Or is >> that a limitation of the firmware and not the hardware? >> >> >> >> Rory >> >> >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *Peter Kranz >> *Sent:* Sunday, October 18, 2015 11:31 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] Interesting antenna from UBNT >> >> >> >> >> what is the difference with the current RocketAC that already has the >> Prism system in it? >> >> >> >> The RocketAC-Prism has three important new things going on from what I >> can tell: >> >> - TX filtering.. lower OOBE emissions mean higher power on >> channels closer to the band edge >> >> - Expanded RX filtering range.. Old prism was 5480-5850, new >> prsim is 5150-5850 >> >> - GPS Sync is back.. unknown benefits, time will tell. >> >> >> >> >> >> >> >> >> >> >> >> > >
