All good information. Appreciate your sharing. Did Cambium have anything to say about it?
----- Original Message ----- From: Jerry Head To: [email protected] Sent: Sunday, June 05, 2016 3:23 PM Subject: Re: [AFMUG] PMP450 vs. ePMP RSSI? 4-7dBm On 6/5/2016 1:17 PM, Jay Weekley wrote: > What was the average signal difference? > > Jerry Head wrote: >> It absolutely does perform worse on the same link, we just helped a >> friend move an entire site from UBNT to epmp to make use of the sync >> capabilities. We actually had to transfer about 15% of the customers >> to 900 because they would not work at all on epmp. >> >> On 6/2/2016 4:31 PM, Mathew Howard wrote: >>> But does it actually perform worse that UBNT 2.4ghz on the same >>> link, or is it maybe just differences in how they calculate signal >>> levels? It doesn't make any sense that two different radios running >>> on the same frequency putting the same amount of power into the same >>> antennas would give significantly different signal levels... >>> >>> The closest thing I've done to a comparison was playing with a Force >>> 200 2.4ghz in wifi mode... there didn't seem to be a significant >>> difference between it and a PowerBeam connecting to the same AP. >>> >>> On Thu, Jun 2, 2016 at 4:10 PM, Josh Luthman >>> <[email protected] <mailto:[email protected]>> >>> wrote: >>> >>> And I've tried IT Elite dual pol panels, Force 200 2.4, >>> integrated + reflector for CPEs. Continues to suck. >>> >>> >>> Josh Luthman >>> Office: 937-552-2340 <tel:937-552-2340> >>> Direct: 937-552-2343 <tel:937-552-2343> >>> 1100 Wayne St >>> Suite 1337 >>> Troy, OH 45373 >>> >>> On Thu, Jun 2, 2016 at 5:08 PM, Ken Hohhof <[email protected]> wrote: >>> >>> I’m thinking more the CPE antennas. >>> *From:* CBB - Jay Fuller <mailto:[email protected]> >>> *Sent:* Thursday, June 02, 2016 3:59 PM >>> *To:* [email protected] >>> *Subject:* Re: [AFMUG] PMP450 vs. ePMP >>> hmm, i will check into that. Pretty sure with ubnt we're >>> using kp performance. With epmp, i think it is bundled >>> antennas... >>> >>> ----- Original Message ----- >>> *From:* Ken Hohhof <mailto:[email protected]> >>> *To:* [email protected] <mailto:[email protected]> >>> *Sent:* Thursday, June 02, 2016 3:50 PM >>> *Subject:* Re: [AFMUG] PMP450 vs. ePMP >>> Jay, I suspect the difference you are seeing may be >>> mainly in the antennas. 2.4 GHz from any vendor should >>> penetrate the same, the radio waves don’t care what brand >>> radio launched them. And I think the difference between >>> the platforms will be most evident in low interference >>> environment where they can achieve their full modulation >>> and throughput. With low SNR, I think it’s kind of like >>> arguing Ferrari vs Porsche for off road racing, neither >>> will be able to show off its capabilities. Receiver >>> sensitivity and bits/sec/Hz won’t matter. >>> *From:* CBB - Jay Fuller <mailto:[email protected]> >>> *Sent:* Thursday, June 02, 2016 3:28 PM >>> *To:* [email protected] >>> *Subject:* Re: [AFMUG] PMP450 vs. ePMP >>> Also interested in interference rejection of the pmp450 >>> - is there any (in 2.4) >>> we are getting better foliage penetration with ubnt 2.4 >>> than epmp 2.4 - - and from the performance of >>> the epmp 2.4 i wish wish wish it penetrated better! >>> >>> ----- Original Message ----- >>> *From:* Matt <mailto:[email protected]> >>> *To:* [email protected] <mailto:[email protected]> >>> *Sent:* Thursday, June 02, 2016 2:25 PM >>> *Subject:* [AFMUG] PMP450 vs. ePMP >>> We have mostly PMP100 and PMP450 deployed. Some >>> Ubiquiti we tried and >>> some we inherited as well. Have some ePMP we have >>> tested but so far >>> have not deployed more then couple test links. >>> >>> For those who have tried both ePMP and PMP450 what >>> are the differences >>> you have seen in performance? Interference tolerance >>> among others? >>> >>> For those that have gone with PMP450 over ePMP what >>> was the reasoning? >>> >>> >>> >> >
