Just saying it does work... not saying I'd recommend it ;-) Daniel White 3-dB Networks http://www.3dbnetworks.com
>-----Original Message----- >From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >Behalf Of Patrick Leary >Sent: Thursday, April 23, 2009 10:52 AM >To: WISPA General List >Subject: Re: [WISPA] 3650Mhz and Wimax Vendors > >Thanks for the compliment Daniel, but please God, let's not have anyone >thinking they can build a 30 km radius cell with our stuff or anyone's >stuff in WiMAX. I don't care if you can see your dog running away for >three days it is so flat and the sun always shines and the wind is >always at your back -- I know of no PMP situation where such a cell >should ever be built. > > >Patrick Leary >Aperto Networks >813.426.4230 mobile > >-----Original Message----- >From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >Behalf Of 3-dB Networks >Sent: Thursday, April 23, 2009 4:23 AM >To: 'WISPA General List' >Subject: Re: [WISPA] 3650Mhz and Wimax Vendors > >John, > >My boss has field tested Aperto's gear to 15miles at full modulation... >so a 30km cell radius (18 miles) is possible. > >But the thing is that wouldn't be the average deployment... and with >Cyclone gear you could push the system out that far too (because its >going to be line of sight, and the cell is going to be on a mountain top >probably) > >If the only thing you know about deploying gear is trees like the east >coast... that expectation isn't going to work for you. If you live in >the west where you have towers on mountaintops that can be seen from 70 >miles away... its okay. > >My biggest problem with Jeff's analysis is how many customers signed up >in a year... I don't think any WISP will grow 500 customers in 5 months. >Or even 150 customers in 5 months (well I've setup a tower before and >signed up that many customers to one... but that is the exception rather >than the norm). >The other catch would be... none of this math makes sense in a rip and >replace... so unless your new... you have to rip an old system out to >get WiMAX. > >I also have a slight issue with the assertion that Canopy does not do >VoIP... it does it just fine and many Canopy WISP's also sell VoIP >services (prime example... Skybeam/JAB). There also is never a 100% >take rate on it (probably more like 50% tops) so that has to be factored >in. > >With that said... besides the ugly CPE... we have chosen Aperto as our >vendor of choice in the 3.65GHz band. I like it, and I think if you do >field trials with it, it will win out over many of the other systems. > >Daniel White >3-dB Networks >http://www.3dbnetworks.com > > >>-----Original Message----- >>From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > >>Behalf Of John Scrivner >>Sent: Thursday, April 23, 2009 12:13 AM >>To: jefftho...@fastmail.fm; WISPA General List >>Subject: Re: [WISPA] 3650Mhz and Wimax Vendors >> >>> >>> Cell radius= 30km >> >>> The point is for a TCO, that's one tower site to cover a 20km radius, > >>> meaning less leases per month of 1k or more, so isntead >>of 4 >>> tower sites to cover this area ( and pay 4k per month ) >>> >> >>So...how are you breaking the laws of physics with this system? Unless >>you are serving the middle of the dessert then you probably need to >>back your cell radius down to say 3km. I see above you use 2 different >>cell radius figures. Is it possible you are overstating expectations in > >>a big way here Jeff? I am a proponent of WiMax but I am getting sick >>and tired of seeing bloated specs to sell systems. It is NOT something >>I want to see and I feel that these false representations have hurt >>WiMax adoption for years. >>Scriv >> >> >>----------------------------------------------------------------------- >>- >>-------- >>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! 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