Yes. Cluster of tall trees directly in front of the tower. Originally it was at 80' LOS and the signal was -68. Move up 20 feet and it's -60, assume it was in the fresnel zone at 80'.
On Tuesday, November 22, 2016, Kurt Fankhauser <[email protected]> wrote: > is there a reason the CPE is installed so high? would you have LOS at 20 > foot or 10 foot on the TV tower? sometimes I get weird results when the CPE > has multipath and lowering it helps. > > On Tue, Nov 22, 2016 at 12:35 AM, Josh Corson <[email protected] > <javascript:_e(%7B%7D,'cvml','[email protected]');>> wrote: > >> The CPE in question is roughly 1.9 miles away. No tilt neccessary as the >> CPE is installed at 100' on top of a 25g tower. We tried the upper 5.8 band >> (which all our gps omnis are on and haven't had a problem until now) and >> the 5.2 band. No other equipment added to our towers recently. >> I am thinking about replacing the AP but don't want to do that and it not >> fix the issue. >> >> >> On Monday, November 21, 2016, Timothy Steele <[email protected] >> <javascript:_e(%7B%7D,'cvml','[email protected]');>> wrote: >> >>> Sounds like major interference or you are installing right under the >>> tower without giving the SM installs uptilt >>> >>> On Mon, Nov 21, 2016, 9:03 PM Josh Corson <[email protected]> >>> wrote: >>> >>>> We are having some issues with a epmp 2000 AP. >>>> >>>> At first there was an install on a customers private tower to get >>>> service. I noticed the MCS downlink and uplink were sitting around MCS >>>> 1 with 80% or so of packets. So it affected all other customers on the >>>> AP and brought those other customers into 20% MCS 1 levels. Now his SM >>>> has been raised and signals are great, -60dBm, SNR of 37dB, MCS 13/15. >>>> The SM is also operating at mostly MCS 14-15 with only 1% in MCS 1. >>>> I changed the management to be MCS 0 to attempt to help with the >>>> minimal connection to MCS 1 so it will be allowed to pass traffic at >>>> that rate. >>>> >>>> However, this customer still has issues where the internet >>>> connectivity is random. Sometimes it just completely drops when you >>>> put traffic to it, but when it is on, speed tests of 37 Mbps down and >>>> 12 upload. >>>> >>>> All other customers are still on MCS 1 with levels ranging from 7% to >>>> 20%. I can assume they are having the same trouble as the customer >>>> listed above. >>>> >>>> All software is 3.1 >>>> >>>> My question is, what is the issue? This SM shows nothing but good >>>> results, yet connectivity is poor at best, and all other customers are >>>> still having issues. I even disconnected the SM that caused customers >>>> to have problems and they were still modulating at the 7-20% MCS 1 >>>> level. Tried changing channels, etc. but still no results. >>>> >>>> Any help would be appreciated. >>>> >>>> Josh >>>> >>> >> >> -- >> >> *Josh Corson* >> Operations Manager >> BlueBit Networks >> bluebitnetworks.com >> o. 573.355.5381 c. 573.259.3073 >> >> > -- *Josh Corson* Operations Manager BlueBit Networks bluebitnetworks.com o. 573.355.5381 c. 573.259.3073
