A reboot doesn't fix it. On Fri, Dec 11, 2015 at 2:59 PM, Adam Moffett <[email protected]> wrote:
> I was wondering about ducting as well....like maybe when the weather is > just right their link bumps into yours. > > I would guess that's something a frequency coordinator could look into. > > > On 12/11/2015 2:46 PM, Ken Hohhof wrote: > > It would appear to be interference into Side 1. MSE=SNR, and –7.70 is > terrible, not good enough apparently to link even at QPSK. > > So who is stepping on your frequency and polarization? Or legally on your > frequency but not supposed to be aimed at you. Could possibly be some > reflection or ducting thing, but the interfering signal appears to be at > about –55, which is more than just some low level interference keeping you > from achieving full modulation. > > The other possibility is a radio problem. > > > *From:* <[email protected]>mailto:[email protected] > <[email protected]> > *Sent:* Friday, December 11, 2015 12:34 PM > *To:* [email protected] > *Subject:* [AFMUG] Trango Apex Issue > > Twice a year for a few weeks we have a Trango Apex 11GHz link that acts > up. Here is what we are seeing: > > Side 1: > # linktest > LOCK RSSI MSE BER > TX RX > 1> 0 -43.40 dBm -7.70 dB 0.00E+00 > QPSK QPSK > > Side 2: > # linktest > LOCK RSSI MSE BER > TX RX > 1> 1 -45.00 dBm -34.30 dB 0.00E+00 > QPSK 64QAM > > Any idea what could be causing this? We saw something similar on Giga > 11GHz links as well. > > >
