I will be deploying a few of these this year, I have a few 450aps that need to 
be upgraded.  I don’t think you can ask for anything better, canopy reliability 
and features, plus as far as I know, no one can do this in a 20mhz channel, not 
even close.

https://www.youtube.com/watch?v=Wmc9TR_Shqo



From: Af [mailto:af-boun...@afmug.com] On Behalf Of George Skorup
Sent: Sunday, March 12, 2017 9:22 PM
To: af@afmug.com
Subject: Re: [AFMUG] 450i medusa

The 450m does uplink and downlink beam-steering and MU-MIMO. So it can talk to 
multiple SMs simultaneously. It's capable of sending different data to 7 SMs in 
the same frame. I wouldn't bet the farm on 7, but real-world results have shown 
3-4 which is a huge improvement over a standard 450/450i sector, especially 
considering it's the same occupied slice of spectrum. The uplink beam steering 
will also give a boost to your SM uplink modulations.

That price tag though. It's cheaper than some LTE stuff and more expensive than 
others. But consider that it's roughly the cost of two 450/450i sectors. If you 
have an installed base of 450/450i SMs (430 SMs not supported), and they're 
dispersed enough across the 90 degrees (not all within 10-15 degrees in a 
valley for example) for you to realize the 3x or potentially more performance 
increase, then it's probably a good solution.

Don't overlook ePMP if you're rolling out green and want to keep costs down. It 
sure ain't no Medusa, but it gives decent performance for the price. An ePMP 
2000 AP is roughly 1/10th the cost of a 450m. And you can add the uplink 
beam-steering "Smart Antenna" to the 2k. We have a few deployed on top of some 
FSK micro-POPs and we're seeing about 85Mbps aggregate. We have about 10% of 
the customers moved off of the FSK so far and it's doing great.
On 3/12/2017 5:39 PM, Chuck McCown wrote:
I have always been a Canopy guy.  But I realize there are plenty of other 
companies out there that also have good engineering talent.  I don’t want to 
ignore any system but I do trust Canopy/Cambium.

From: Mathew Howard
Sent: Sunday, March 12, 2017 4:37 PM
To: af
Subject: Re: [AFMUG] 450i medusa

There are other systems that should be able to get more bandwidth to a single 
customer, or even a few customers, but in terms of the overall bandwidth to as 
many customers as possible, I don't think anything comes close to the Medusa. 
That's not to say that it's necessarily the best system for any given 
situation, but if the goal is lots of 15ish meg customers, and quality is more 
important than cost, it's probably the way to go... but I haven't ever operated 
one either.

On Sun, Mar 12, 2017 at 1:43 PM, <ch...@wbmfg.com<mailto:ch...@wbmfg.com>> 
wrote:
I will know more after my meeting in a couple weeks in Miami.  I am currently 
under the impression that it is giving the largest number of people a decent 
level of service.  I don’t know what they consider decent.  To me anything over 
15 Mbps is gravy.

From: Gino Villarini
Sent: Sunday, March 12, 2017 12:41 PM
To: af@afmug.com<mailto:af@afmug.com>
Subject: Re: [AFMUG] 450i medusa

Whats the end game? Top throughput on 1 customer or top throughput on max 
clients?

From: Af <af-boun...@afmug.com<mailto:af-boun...@afmug.com>> on behalf of Chuck 
McCown <ch...@wbmfg.com<mailto:ch...@wbmfg.com>>
Reply-To: "af@afmug.com<mailto:af@afmug.com>" 
<af@afmug.com<mailto:af@afmug.com>>
Date: Sunday, March 12, 2017 at 2:22 PM
To: "af@afmug.com<mailto:af@afmug.com>" <af@afmug.com<mailto:af@afmug.com>>
Subject: [AFMUG] 450i medusa

I am still working on a system for Haiti.  Will be visiting with them later in 
the month.  I believe the 450 medusa system is the best recommendation as to 
number of higher bandwidth customers per AP.  But I have never operated one.  
And I know there are other vendors attempting to take prize for highest speeds 
and throughput on a PMP system.

Is there a better system?
How heavy can you load this system?



Gino Villarini

President

Metro Office Park #18 Suite 304 Guaynabo, Puerto Rico 00968


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