I like that comment, very appropriate ! Faisal Imtiaz Snappy Internet & Telecom 7266 SW 48 Street Miami, FL 33155 Tel: 305 663 5518 x 232
Help-desk: (305)663-5518 Option 2 or Email: [email protected] ----- Original Message ----- > From: "Sam Tetherow" <[email protected]> > To: "Ubiquiti Users Group" <[email protected]> > Sent: Thursday, October 23, 2014 1:05:12 PM > Subject: Re: [Ubnt_users] Airfiber 24 or 5 > Or as Murphy would put it, the surest way to get about average rainfall this > year is to put up a marginal 24GHz link. > On 10/23/2014 11:56 AM, Faisal Imtiaz wrote: > > >> Assuming the charts are accurate... for our area, they don't seem to be. > > >> Doug Watkins has made a ton of observations regarding the rain our area > > >> receives and the imposed signal loss. The charts\math isn't always > > >> correct. > > > Yes, there is nothing absolute there, if you want a full reading of the > > chart, which is historically complied, you will see that each area has a > > range of rain and a mathematical probability associated with it. > > > While it would be appropriate to state that real life experience observed > > (non scientifically) can differ with the charts, however expecting more > > optimistic results as potentially predicted by the charts would be a > > significant judgement in error ... > > > (It's like the 100 year flood zone... if nothing happens in your lifetime, > > you can say... I don't believe in it, however if it happened once in your > > lifetime, one would have a different opinion, scientifically, the > > probability of two 100 year events happening in one lifetime is very small, > > but in reality it is still possible). > > > Faisal Imtiaz > > > Snappy Internet & Telecom > > > 7266 SW 48 Street > > > Miami, FL 33155 > > > Tel: 305 663 5518 x 232 > > > Help-desk: (305)663-5518 Option 2 or Email: [email protected] > > > ----- Original Message ----- > > > > From: "Mike Hammett" <[email protected]> > > > > > > To: "Ubiquiti Users Group" <[email protected]> > > > > > > Sent: Thursday, October 23, 2014 8:37:51 AM > > > > > > Subject: Re: [Ubnt_users] Airfiber 24 or 5 > > > > > > Assuming the charts are accurate... for our area, they don't seem to be. > > > Doug > > > Watkins has made a ton of observations regarding the rain our area > > > receives > > > and the imposed signal loss. The charts\math isn't always correct. > > > > > > ----- > > > > > > Mike Hammett > > > > > > Intelligent Computing Solutions > > > > > > http://www.ics-il.com > > > > > > ----- Original Message ----- > > > > > > From: "Faisal Imtiaz" <[email protected]> > > > > > > To: "Ubiquiti Users Group" <[email protected]> > > > > > > Sent: Wednesday, October 22, 2014 9:48:36 PM > > > > > > Subject: Re: [Ubnt_users] Airfiber 24 or 5 > > > > > > Let's put this into context... Rain fade varies from place to place, > > > region > > > to region, you can find specifics about your area via ITU rain fall > > > charts. > > > > > > South Florida is listed as Rain Fall 'n' region, part of the worst group > > > on > > > the charts > > > > > > 24Ghz, is affected by size of the rain drops and how 'hard' it rains.. > > > (how > > > fast it rains... rain speed ?) > > > > > > e.g looking at attenuation on 24ghz due to rain, at 2km, it is 0.4db for > > > 1.25mm/hr rain fall, however for the same distance it jumps to 8db for > > > 25mm/hr rainfall. FYI Rain Zone N can have rainfall between 5mm/hr to > > > 180mm/hr !) > > > > > > Airfiber24, will drop link somewhere about -80/-80... > > > > > > So if you short link has a -40 or -38 signal, then you have 40db to play > > > with > > > before it drops.. > > > > > > Lots of factors that go into this, and above is a summary listing of what > > > they are... > > > > > > This is the reason why, one simply must keep the location in mind, before > > > comparing someone else's experience... > > > > > > (unless of-course that someone else is in the same rain fall region). > > > > > > As we say ... YMMV ! > > > > > > :) > > > > > > Regards > > > > > > Faisal Imtiaz > > > > > > Snappy Internet & Telecom > > > > > > 7266 SW 48 Street > > > > > > Miami, FL 33155 > > > > > > Tel: 305 663 5518 x 232 > > > > > > Help-desk: (305)663-5518 Option 2 or Email: [email protected] > > > > > > ----- Original Message ----- > > > > > > > From: "Clay Stewart" <[email protected]> > > > > > > > > > > To: "Ubiquiti Users Group" <[email protected]> > > > > > > > > > > Sent: Wednesday, October 22, 2014 10:26:58 PM > > > > > > > > > > Subject: Re: [Ubnt_users] Airfiber 24 or 5 > > > > > > > > > > Have AF24 links from .5 to 1 mile and have seen zero rain fades so far. > > > > Set > > > > at just under 800Mbps. > > > > > > > > > > On Oct 22, 2014 4:58 PM, "Daniel Peoples" < [email protected] > wrote: > > > > > > > > > > > I've always wanted to ask this, but if it's across a street and its > > > > > high > > > > > enough, why can you just get a piece of aerial fiber and a bow and > > > > > string > > > > > it? > > > > > > > > > > > > > > > Daniel Peoples > > > > > > > > > > > > > > > Resonance Broadband > > > > > > > > > > > > > > > Resonancebroadband.com > > > > > > > > > > > > > > > 918-429-36 20 > > > > > > > > > > > > > > > On Wed, Oct 22, 2014 at 3:55 PM, Adair Winter < > > > > > [email protected] > > > > > > > > > > > wrote: > > > > > > > > > > > > > > > > I didn't read this right. I missed minimum. oops! > > > > > > > > > > > > > > > > > > > > > On Wed, Oct 22, 2014 at 3:49 PM, Kees H < [email protected] > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > > > What is the minimum distance for either one of those? > > > > > > > > > > > > > > > > > > > > > > > > > > > > Have a request for 2 (large) buildings across a street. > > > > > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > > > > > > > > > > > > > > > > > > > > > > > Ubnt_users mailing list > > > > > > > > > > > > > > > > > > > > > > > > > > > > [email protected] > > > > > > > > > > > > > > > > > > > > > > > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > > > > > > > > > > > > > > > > Adair Winter > > > > > > > > > > > > > > > > > > > > > VP, Network Operations / Owner > > > > > > > > > > > > > > > > > > > > > Amarillo Wireless | 806.316.5071 > > > > > > > > > > > > > > > > > > > > > C: 806.231.7180 > > > > > > > > > > > > > > > > > > > > > http://www.amarillowireless.net > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > > > > > > > > > > > > > > > > Ubnt_users mailing list > > > > > > > > > > > > > > > > > > > > > [email protected] > > > > > > > > > > > > > > > > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > > > > > > > > > > Ubnt_users mailing list > > > > > > > > > > > > > > > [email protected] > > > > > > > > > > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > > > > > > > > > _______________________________________________ > > > > > > > > > > Ubnt_users mailing list > > > > > > > > > > [email protected] > > > > > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > > > > _______________________________________________ > > > > > > Ubnt_users mailing list > > > > > > [email protected] > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > _______________________________________________ > > > > > > Ubnt_users mailing list > > > > > > [email protected] > > > > > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > _______________________________________________ > > > Ubnt_users mailing list [email protected] > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users
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