that was my next suggestion.... Jaime Solorza Wireless Systems Architect 915-861-1390
On Mon, Jan 23, 2017 at 8:39 PM, George Skorup <geo...@cbcast.com> wrote: > Is it shielded cable? Sounds like the shield has become a radiator, aka > antenna. Detune it by adding or removing some cable length? > > On 1/23/2017 9:32 PM, That One Guy /sarcasm wrote: > > place the poe in a faraday cage, it will resolve it, we have a HAM guy > that has something in 800mhz, same issue, suggested he do that, it resolved > it, he didnt describe what cage he built > > On Mon, Jan 23, 2017 at 9:24 PM, Adam Moffett <dmmoff...@gmail.com> wrote: > >> This is above my pay grade. >> >> One of our customers was contacted by AT&T, and the customer put them in >> touch with us. AT&T was tracking down a source of interference. The >> interference was on a 10mhz wide channel centered on 828mhz. At their >> tower, AT&T is seeing it 15-20db above the noise floor, so it's pretty >> significant. >> >> Using their spectrum analyzer they tracked it down to our customer's >> house. The customer has a wimax CPE on their roof. Unplugging the CPE >> makes the interference go away, plugging it back in brings the interference >> back. Every time. AT&T guy goes to another customer's house and >> confirms that other CPE at different locations don't produce this >> interference. >> >> We figure it's a malfunction in the CPE, so we replace it. Interference >> still present. >> We replaced the PoE. Interference still present. >> >> So we know the Wimax unit doesn't originate the 828mhz signal, but it's >> somehow an accidental component of a system that does. >> >> WTF could be going on? >> >> > > > -- > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. > > >