Which models of grids are those? We don't use the cheaper professionally but I have some old ones I was going to use for my amateur radio wifi project. On May 8, 2015 10:38 AM, "Glen Waldrop" <gwl...@cngwireless.net> wrote:
> Apparently the feed of the PacWireless grids I am using pulls in > moisture. After a hot day, good rain and a 20*F temperature drop they suck > in water and ruin the feed. > > These had already been in the air for years, most were purchased back in > 2008. Started failing around 2012. Shame too, they were excellent antennas. > Same model is still on the market. I'd buy more but they're single polarity. > > > > ----- Original Message ----- > *From:* Ken Hohhof <af...@kwisp.com> > *To:* af@afmug.com > *Sent:* Friday, May 08, 2015 8:12 AM > *Subject:* Re: [AFMUG] Nanobridge M5 > > What would cause an antenna to fail after 4 years, other than target > practice or falling ice? Hose off the bird poop and they should be good as > new. > > *From:* Glen Waldrop <gwl...@cngwireless.net> > *Sent:* Thursday, May 07, 2015 10:59 PM > *To:* af@afmug.com > *Subject:* Re: [AFMUG] Nanobridge M5 > > Looks nice. I'm a bit scared to check on the price though. > > I definitely see the point about the connectorized antennas, though I've > had issues with antennas going out before the radios. They did last 4+ > years though, so no real complaints there. > > ----- Original Message ----- > *From:* Ken Hohhof <af...@kwisp.com> > *To:* af@afmug.com > *Sent:* Thursday, May 07, 2015 10:42 PM > *Subject:* Re: [AFMUG] Nanobridge M5 > > I could almost convince myself these make sense: > > http://simper.rfelements.com/assets/Uploads/UltraDish-TP-Datasheet.pdf > > http://simper.rfelements.com/assets/Uploads/Simper-Radio-Adaptors-Datasheet.pdf > > The ultimate connectorized antenna. > > > *From:* Mathew Howard <mhoward...@gmail.com> > *Sent:* Thursday, May 07, 2015 10:33 PM > *To:* af <af@afmug.com> > *Subject:* Re: [AFMUG] Nanobridge M5 > > I just don't like putting anything without connectorized antennas on > towers anymore... it makes things much easier to upgrade later on if you > can leave the dish alone and just swap radios, and force 110's are cheap. > > We still use plenty of NanoBeams and NanoBridges for customers. > > NanoBeam M5's do work very well for PtP links, as long as you can use > 5.8ghz, but NanoBridges often don't seem to perform as well as they should. > > On Thu, May 7, 2015 at 9:49 PM, Glen Waldrop <gwl...@cngwireless.net> > wrote: > >> I'm interested in hearing it. I'm upgrading my network, using the NBM5 >> for a lot of tower to tower shots. >> >> >> >> ----- Original Message ----- >> *From:* Mathew Howard <mhoward...@gmail.com> >> *To:* af <af@afmug.com> >> *Sent:* Thursday, May 07, 2015 9:38 PM >> *Subject:* Re: [AFMUG] Nanobridge M5 >> >> It will also change a bit depending on what channel width you're >> using... 10mhz will gain you a few db over 20mhz, etc. >> >> I'll generally go to a larger antenna on anything over 5-6 miles these >> days... actually I won't use NanoBridges for PtP links at all anymore, but >> that's another story. >> >> On Thu, May 7, 2015 at 9:33 PM, Glen Waldrop <gwl...@cngwireless.net> >> wrote: >> >>> I'm thinking they may do the same with the tx power as well. >>> >>> >>> >>> ----- Original Message ----- >>> *From:* cstann...@gmail.com >>> *To:* af@afmug.com >>> *Sent:* Thursday, May 07, 2015 9:29 PM >>> *Subject:* Re: [AFMUG] Nanobridge M5 >>> >>> You did account for the fact that Ubnt antenna gain specs usually add an >>> extra 2-3db "in taxes" right?. >>> ------------------------------ >>> *From: *"Glen Waldrop" <gwl...@cngwireless.net> >>> *Sender: *"Af" <af-boun...@afmug.com> >>> *Date: *Fri, 8 May 2015 01:59:02 +0000 >>> *To: *<af@afmug.com> >>> *ReplyTo: *af@afmug.com >>> *Subject: *Re: [AFMUG] Nanobridge M5 >>> >>> Thanks. >>> >>> Accounting for 3dB "gain" added for MIMO and 18dBm tx power at full >>> modulation makes the math work out for what I'm actually seeing. >>> >>> Problem is I'm still only at MCS 12, which should be 22dBm tx. >>> >>> I think they add 3dB to every number on their datasheets accounting for >>> MIMO, which doesn't work out quite as nicely when doing the math. >>> >>> >>> >>> ----- Original Message ----- >>> *From:* Mike Hammett <af...@ics-il.net> >>> *To:* af@afmug.com >>> *Sent:* Thursday, May 07, 2015 8:52 PM >>> *Subject:* Re: [AFMUG] Nanobridge M5 >>> >>> Make sure you account for Tx power at full modulation vs. lowest >>> modulation. Always calculate based on full modulation. >>> >>> >>> >>> ----- >>> Mike Hammett >>> Intelligent Computing Solutions >>> http://www.ics-il.com >>> >>> <https://www.facebook.com/ICSIL> >>> <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> >>> <https://www.linkedin.com/company/intelligent-computing-solutions> >>> <https://twitter.com/ICSIL> >>> >>> Midwest Internet Exchange >>> http://www.midwest-ix.com >>> >>> <https://www.facebook.com/mdwestix> >>> <https://www.linkedin.com/company/midwest-internet-exchange> >>> <https://twitter.com/mdwestix> >>> ------------------------------ >>> *From: *"Glen Waldrop" <gwl...@cngwireless.net> >>> *To: *af@afmug.com >>> *Sent: *Thursday, May 7, 2015 8:51:49 PM >>> *Subject: *Re: [AFMUG] Nanobridge M5 >>> >>> >>> I thought so as well. Could be he's talking about the gain being +3dB on >>> the data sheets assuming for the gain due to MIMO. >>> >>> At 12 miles I get a -71. The math shows -61. >>> >>> Most of my NBM5 links are similar. I get much better signal with my old >>> 802.11a + PacWireless grids, usually right on the math. >>> >>> >>> >>> ----- Original Message ----- >>> *From:* John Woodfield <john.woodfi...@jwcn.biz> >>> *To:* af@afmug.com >>> *Sent:* Thursday, May 07, 2015 8:39 PM >>> *Subject:* Re: [AFMUG] Nanobridge M5 >>> >>> >>> I thought you gained 2db because of MIMO? >>> >>> >>> >>> >>> >>> >>> >>> John Woodfield, President >>> >>> Delmarva WiFi Inc. >>> >>> 410-870-WiFi >>> >>> >>> >>> -----Original Message----- >>> From: "Josh Luthman" <j...@imaginenetworksllc.com> >>> Sent: Thursday, May 7, 2015 9:35pm >>> To: af@afmug.com >>> Subject: Re: [AFMUG] Nanobridge M5 >>> >>> Well you're losing 3db because of MIMO. At least 1db from what the >>> antennas say. What's the signal now? >>> >>> Josh Luthman >>> Office: 937-552-2340 >>> Direct: 937-552-2343 >>> 1100 Wayne St >>> Suite 1337 >>> Troy, OH 45373 >>> On May 7, 2015 9:32 PM, "Glen Waldrop" <gwl...@cngwireless.net> wrote: >>> >>>> I've got a few links out there with the NBM5, longest is around 12 >>>> miles. >>>> >>>> According to the math I should get a decent shot at 24 miles, but >>>> according to that same math the NBM5 should have higher signal in every >>>> single link I've done. >>>> >>>> My question here is what is the longest link you've done with the NBM5 >>>> 25 and what is the actual gain on these units since they don't seem to >>>> actually gain 25 as they're suppose to. >>>> >>>> I'm not opposed to using a Rocket and larger dish, just trying to see >>>> what the actual limits to the device are and what the actual gain is for >>>> math. >>>> >>>> Currently I've got the 24 mile shot with a 29 and 26dBi grids, decent, >>>> but still using 2008 MT hardware. I need more speed for growth. >>>> >>> >>> >>> >> >> > >
