My 4.7 mile link at - 73 with the dish is not going through any trees it's actually tower to tower
Sent from my iPhone > On Sep 21, 2014, at 14:10, Ken Hohhof via Af <af@afmug.com> wrote: > > Why do you say that? I’m not deploying it to go through trees. I even have > a tower with 4 sectors of 3.65 plus a 900 MHz FSK panel pointed toward an > area with those pesky green things because I don’t expect the 3.65 to go > there unless it’s a short link with maybe a tree or two in the middle > somewhere, same as I would do with 2.4 GHz. > > I view 3.65 as spectrum not fouled by consumer devices or FHSS, and so far > the only WISP we can see is using Ubiquiti so if we stay in the upper 25 MHz > we should not bump heads with them. And the prospect of an additional 100 > MHz of spectrum in the future is a plus. Even though it is not licensed > exclusive use, you don’t have interference from every Tom, Dick and Harry. I > am viewing it kind of like a replacement for 2.4 GHz with the possibility of > getting access to 3550-3650 in the future. > > So should we assume that when people say they are not getting much distance > in 3.65 with bare SMs, it is not a comment on the 450 product per se, but the > lack of magical foliage penetrating power? Also, it would help to know if > people are using the Cambium sectors, third party sectors, or omnis. I have > a couple dual pol omnis in 5 GHz and the distance is unimpressive, I don’t > think I’d try an omni in 3.65 especially if I was trying to go through trees > and not use a dish, that’s 3 strikes against you. Maybe 4 strikes if you > consider no WIMAX/LTE super sauce. > > I really wish people would loosen their grip on the concept that the main > reason to consider PMP450 in 3.65 GHz is for NLOS. Even if that works for > you, it’s way too narrow a view of the product. > > > From: CBB - Jay Fullervia Af > Sent: Sunday, September 21, 2014 1:21 PM > To: af@afmug.com > Subject: Re: [AFMUG] 3.65 pmp450 results - was Dear Cambium > > > Surely ppl using 3.65 are going through trees ? > > Sent from my Verizon Wireless 4G LTE Smartphone > > ----- Reply message ----- > From: "Ken Hohhof via Af" <af@afmug.com> > To: <af@afmug.com> > Subject: [AFMUG] 3.65 pmp450 results - was Dear Cambium > Date: Sun, Sep 21, 2014 12:14 PM > > > We did a bare SM the other day 0.6 miles –58 and 8X in a 10 MHz channel, that > tells me we can go a lot farther without a dish, probably 1.5 miles or more. > Or are you talking about through trees? I have not been impressed with > performance through trees, even with a dish. But I’m not happy with –80 and > 4X, I don’t want to eat up all the capacity on such an expensive piece of > gear with just a few subs. And I don’t want customers calling every time > the leaves get wet or covered with snow. > > At some point I think we’ll see something similar to the Force100 but for now > it’s a dish or a connectorized SM with a panel. When I asked about a > Stinger/CLIP type of product, I was told the size at 2.4 or 3.65 GHz get too > big or else the gain isn’t worth it. > > From: CBB - Jay Fuller via Af > Sent: Sunday, September 21, 2014 11:58 AM > To: af@afmug.com > Subject: Re: [AFMUG] 3.65 pmp450 results - was Dear Cambium > > > We didn't get very far without a dish ; what are you seeing in terms of how > far you can get before you have a dish? > Are you using a dish with most, or is there a stinger available or something > "mid-term" ? > > Must be honest, we haven't tried the dish yet. Need to very soon as fall is > basically here... > > > ----- Original Message ----- > From: David Milholen via Af > To: af@afmug.com > Sent: Sunday, September 21, 2014 11:34 AM > Subject: Re: [AFMUG] Dear Cambium > > Chris, > We are rockin 3.65 450 AB channels replacing 90% of our 900 subs. Migration > is taking time due to cap X. > I took down our first 900AP which was our first aP900 installed last week. > > >> On 9/19/2014 4:34 PM, Christopher Tyler via Af wrote: >> I love the 450, 450 is awesome, but 90% of our subs are on 900 MHz, what do >> we do there, where is our upgrade path, what is the replacement for PMP100 >> in 900 MHz? >> We have no alternative to 900 for most of our customers where we are, too >> many hills and trees. We are still deploying 900 MHz radios in large >> quantities simply because we can't use anything else. Sure would be nice to >> have an easy way to configure those radios, we (Animal Farm) have only been >> asking for that feature for the last 8 years, not like they didn't know >> about it or have the time to figure it out. Now they are giving it to us, >> but only on a platform where we don't really need it yet. >> >> While I understand that PMP100 is somewhat antiquated, Cambium is still >> making money on it and will continue to make money on it, so why not give us >> at least some development beyond bug fixes at least until there is a 900 >> replacement? Why not a 450 in 900 MHz that's using the newer hardware but >> still only 2x modulation. We would literally buy thousands of them within >> the next year. >> > > -- > <Davidmvcf.jpg>
