We added a 2.4 GHz PMP450 to a site that was/is 900 MHz FSK. The noise floor has not been a major issue, but the (tree) penetration is not as good. Some subs we just could not switch over.

bp
<part15sbs{at}gmail{dot}com>

On 4/22/2015 8:36 AM, Matt wrote:
Not in our experience...we have not had great success migrating from FSK 100 
series to ePMP.  Noise floor SNR sucks.
Have you tried migrating from 2.4 FSK too 2.4 450 at a very noisy
site?  Have a site I need more capacity at and frequency options are
limited.

Hey guys,

We're on a tower with a basically dead WISP that has 3 sectors of 2.4ghz up 
there. It's 10 year old equipment so not even sure what brand. Anyway, we 
placed 4 sectors of Ubiquiti 2.4 gear on 10 MHz channels with RF Armor on all 
sectors. We found that channels 1 and 11 were best so we did channel 1 on North 
and south sector and channel 11 on east and west so they're back to back. The 
back to back sectors are separated by a solid water tank/tower but they still 
see each other at -55 which is hotter than I thought they would be with Armor 
and the water tank.

Anyway, we don't get the best of performance due to self interference as well 
as interference from the old WISP equipment. In your experience with ePMP, 
would we see a noticeable improvement going to ePMP 2.4 gear and syncing it all 
for channel reuse on the back to back sectors? Would this also give us the 
added benefit that we would reduce adjacent channel interference with ourselves 
because all sectors would transmit and receive with each other?

Thank you

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