[aprssig] GPS interference/Lightsquared testing in Las Vegas

Byon Garrabrant byon at byonics.com
Wed Jun 1 21:03:41 EDT 2011

A friend of mine setup a monitoring station 12 miles from the
transmitter, and found that the number of sats seen dropped from 8 to
4, and the horizontal accuracy cut in half.  At 5AM, when they turned
it off, the signals improved.  Also, apparently, the transmitter was
at 1/2 power.


On Sat, May 21, 2011 at 7:53 AM, Mark Conner <mconner1 at gmail.com> wrote:
> Probably not the cause of the issue seen in Los Angeles, but
> Lightsquared is actively testing their transmitters in the Las Vegas
> area at night which may cause interference to local GPS users
> (especially airborne ones):
> http://www.gpscity.com/buzz/2011/05/faa-warns-against-lightsquared-testing-in-las-vegas.html
> 73 de Mark N9XTN

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