I would use the SAF spectrum analyzer and go to where that dish is, since you know what it is, and check the 18 GHz output. If you can do it in your day time window 7-1 that would be even better. If you're getting the noise and you can see it's there, better still.
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Thu, Aug 29, 2019 at 9:09 AM Daniel White <dwh...@atheral.com> wrote: > SAF Tehnika has an awesome spectrum analyzer that covers 18GHz and it > isn't too expensive. That would allow you for instance to shut down your > radio during interference events and take a measurement and from there you > can take your spectrum hunting on the road. > > [image: photograph] > Daniel White > Co-Founder - Business Development & Operations > phone: +1 (702) 470-2766 > direct: +1 (702) 470-2770 > Nate Burke wrote on 8/29/19 06:55: > > In my ongoing saga of troubleshooting an 18ghz link, we think we're pretty > sure the issue we are having now is Noise. From around 7am - noon or 1pm, > the background noise on my Horizontal polarity goes to about -81. Has > anyone had to troubleshoot finding the source of noise on a licensed > channel? Do you just start contacting everyone on the same channel within > a few miles and see if they will disable their transmitter to see if it > goes away? > > We have found 2 other licenses which are pointing kind of at us. If I > point my dish (in RX only mode) at one of the transmitters, which is 10 > degrees off my path (I am 4 degrees off their path), I hear it at -70 > > The Other license is for one of the Day Traders. The GPS Coordinates in > the License put it 20 degrees off my path, I know there is no dish where > the GPS Coordinates say. However, if it's where I think it might be (on a > pole on the other end of the building), then it's basically pointing at > me. Although, with it being a Day trader, there's a good chance it was > never installed, or has been decommissioned. Those guys throw licenses and > dishes up and down like yesterdays fashions. > > Any Tips for the next step? > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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