[time-nuts] GPS Selective Availability. Is it On or Off?
cfharris at erols.com
Sun Mar 12 12:36:12 EST 2006
SA was turned off to allow the troops in Desert Storm to use
civilian GPS units (there was a critical shortage of military
It has never been turned on since.
Don Mimlitch wrote:
> My understanding is that Selective Availability was turned off. Is that True?
> I Have an AUTEC Frequency Standard w/Rubidium Oscilator which is Disciplined by a GPS Receiver.
> I notice during initial Disciplining that once every 75 seconds (exactly 75 Seconds) it get two consecutive readings
> that are way out of spec. Thus I wonder whether this might be selective availability at work.
> Thanks Don Mimlitch donmeis at yahoo.com
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