Hi Anything that will receive up there should be able to tell you when a jammer comes by. The issue is that not a lot of gear is made for that band (other than GPS receivers). The easy approach would be to use a modern GPS module that puts out noise level / jamming information.
Bob On Oct 7, 2013, at 12:59 AM, Hal Murray <[email protected]> wrote: > The recent discussion of solar flares screwing up GPS timing was interesting. > > I just watched Todd Humphreys TED talk again. He's focused on location, but > does mention time in terms of stock exchanges. > Todd Humphreys: How to fool a GPS > http://www.ted.com/talks/todd_humphreys_how_to_fool_a_gps.html > > He's got a good discussion of GPS jammers and spoofers, but no geeky details. > > > What's the spectral/power output of the typical eBay GPS jammer? > > Suppose I lived near a major highway. Could I build a receiver that would > count jammers driving by? Could I track them (at least somewhat) with a > directional antenna on a rotator? > > Is this something semi-geeky amateurs could contribute to? > > What sort of gear has harmonics in the GPS band? > > ------ > > I assume people are familiar with the trucker who jammed the FAA test in NJ. > Here is a good story: > http://www.insidegnss.com/node/3676 > > That article has a link to commercial gear targeted at this market. > http://www.exelisinc.com/solutions/signalsentry/Pages/default.aspx > The graphics shows 3 receivers is a port/harbor setting. > > > > -- > These are my opinions. I hate spam. > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
