[time-nuts] Loran C sounds

jmfranke jmfranke at cox.net
Fri Feb 12 20:42:35 EST 2010


GPS was and would still be useable with SA back on.  And, the Coast Guard 
still supports DGPS.  I am no expert, but my GPS with SA on always beat my 
use of a sextant.

John  WA4WDL

--------------------------------------------------
From: <bg at lysator.liu.se>
Sent: Friday, February 12, 2010 6:46 AM
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Subject: Re: [time-nuts] Loran C sounds

> Hi Steve,
>
>> What is going to happen if GPS has a problem, or if the US puts SA back
>> on?  Now the only backup for navigation is a sextant.
>>
>> Steve KD2OM
>
> GPS _will_ (can) not get a serious problem as long as the US is at war.
>
> Buy a Glonass receiver. (In a few years buy a Galileo/Gagan/GPS/Glonass
> recevier...)
>
> The US has promised not to turn SA back on. I also do not think the
> (maritime) DGPS stations have closed down in costal areas. They will
> mitigate SA and still provide some integrity.
>
> --
>
>   Björn
>
>
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