Canopy 100 and 200 started at those prices too. ----- Original Message ----- From: "Brian Rohrbacher" <[EMAIL PROTECTED]> To: "WISPA General List" <wireless@wispa.org> Sent: Tuesday, November 25, 2008 7:51 AM Subject: Re: [WISPA] WiMax delays?
> never mind. The 400 series sounds great but at $2600 and ap and $600 > for an su it's not for use residential providers. > > Brian > > Gino Villarini wrote: >> everywere , we have about 5 APs deployed ... >> >> >> Gino A. Villarini >> [EMAIL PROTECTED] >> Aeronet Wireless Broadband Corp. >> tel 787.273.4143 fax 787.273.4145 >> >> >> >> ________________________________ >> >> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On >> Behalf Of Brian Rohrbacher >> Sent: Tuesday, November 25, 2008 10:08 AM >> To: WISPA General List >> Subject: Re: [WISPA] WiMax delays? >> >> >> Is the 400 series available? And where? >> >> 3-dB Networks wrote: >> >> I've always found the argument that Canopy is a poor steward of >> the spectrum >> interesting... >> >> Canopy allows channel reuse with GPS sync. Canopy is also more >> likely to >> deliver that same sustained throughput in a variety of >> conditions no 802.11 >> based system will. If I also started thinking about it I'm sure >> I could >> think of gear that uses wider channels (Proxim comes to mind) to >> deliver >> less throughput. >> >> The problem is roughly modulation. Compare 802.11b to Canopy >> instead of >> 802.11G. Motorola's OFDM product, the Canopy 400 series... >> delivers 21Mbps >> in a 10MHz channel... I'd say that's pretty efficient. Double >> that to 20MHz >> and you will have the Canopy 430 Series at 40Mbps. Advantage >> Canopy gives >> you 14Mbps in a 20MHz Channel. So from a innovation standpoint >> Motorola has >> taken the same amount of spectrum and doubled the throughput... >> and from a >> spectrum use perspective they are now going to deliver near that >> coveted >> 54Mbps mark... but still allowing for channel reuse, etc. >> >> I think one of the more interesting case studies has been >> deploying 20 >> Access Points on one tower in the 5.8GHz Band. Try that with >> any other >> system. >> >> Daniel White >> 3-dB Networks >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED] On >> Behalf Of Butch Evans >> Sent: Tuesday, November 25, 2008 12:09 AM >> To: WISPA General List >> Subject: Re: [WISPA] WiMax delays? >> >> On Mon, 24 Nov 2008, Chuck McCown - 3 wrote: >> >> >> >> If you hang out over at [EMAIL PROTECTED] you will find >> more than >> a hundred WISPs, many of them very small operations from >> 100-1000 >> subscribers that are 100% canopy. And generally >> speaking they are >> kicking butt and taking names in their markets. I >> disagree that >> Canopy is not marketed to the smaller WISPS. It costs a >> little >> >> >> >> Perhaps I stated my point in the wrong way. It would be more >> accurate to say that Canopy WISPs tend to be larger. This was >> not a >> "smack" against Canopy. It was, actually, a compliment to their >> >> ability to do the things they do in a junk spectrum like the >> 2.4GHz >> band. As for their focused marketing toward smaller WISPs or >> not, I >> can only say that if you took a poll of WISPs of all sizes, >> you'd >> find more larger WISPs using it than the smaller guys. So if >> it's a >> matter of focus from their marketing department or not, I'd have >> to >> say that their take rate is better among those that are not "new >> >> startups" or "smaller" (how you define those 2 groups may be >> different than my definition). And, for what it's worth, I AM >> on >> the Moto list. ;-) >> >> >> >> And they are still innovating. >> >> >> >> If you reread my post, this is exactly what I was complimenting >> them >> about. >> >> >> >> It is funny how the Canopy product line is so polarizing >> in this >> industry. >> >> >> >> There are many things that Canopy does well. There are some >> things >> that they do not. Until recently, Motorola was making comments >> to >> the FCC that could not be interpreted in any way other than they >> did >> not like unlicensed broadband. You can read their older >> comments >> (as recently as 2-3 years ago) and reach your own decisions >> about >> that. This company policy seems to have changed. Specifically, >> >> their comments on TVWS seemed to be very much on the side of >> unlicensed use. At least some of them did. I didn't read all >> of >> their comments. >> >> As for the technology, Canopy has been a poor steward of the >> spectrum. At least in the eyes of many other WISPs. Their >> system >> works very well, but used a lot of spectrum (more than 802.11x) >> and >> didn't deliver equivalent throughput. This, too, has changed >> somewhat and seems to be a work in progress. Another reason >> many >> folks are not happy with Canopy is the reality that you cannot >> co-exist with them. While this is not a bad thing for Canopy >> users, >> anyone else is stuck with their wider channels and difficult to >> avoid noise. >> >> >> >> I don't understand human psychology well enough to even >> begin to >> explain why this is such a polarizing topic. Cognitive >> dissonance >> seems to come into play. >> >> >> >> Some of the reasons are mentioned above. I am sure other >> reasons >> exist. Personally, I don't agree with all the reasoning, but >> some >> of it I do. >> >> >> >> >> >> -------------------------------------------------------------------------------- >> 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/ >> >> > > > -------------------------------------------------------------------------------- > 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/ > -------------------------------------------------------------------------------- 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/
