[time-nuts] GPS Spoofing

Poul-Henning Kamp phk at phk.freebsd.dk
Sun Jul 28 13:29:51 EDT 2013


In message <DAB33AEF-98EF-4503-89A7-657F0D25AC48 at rtty.us>, Bob Camp writes:

>I'm not talking about taking out Loran-C over the entire North Atlantic.
>The target is a harbor sized area. For that, you certainly do not need a
>600' antenna or megawatts of power.

No, you need about 600W (continuous) and a loop-antenna about 5m in diameter.

Do the math, It's not as easy as you think.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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