[time-nuts] Improving performance of a GPS antenna...?
jgray at zianet.com
Wed Apr 4 09:44:38 EDT 2012
You could cut up a military surplus RF blanket :-) For those who don't
know, you cover the radome of an aircraft with this when the radar is
transmitting, so you don't cook anyone nearby. I never knew how
effective it was, but I didn't walk in front of the aircraft, just to
On Wed, Apr 4, 2012 at 6:53 AM, Michael Baker <mpb45 at clanbaker.org> wrote:
> Hello, Time-Nutters--
> I saw a rather expensive GPS antenna made by one of the
> big-name GPS survey equipment mfgrs that was mounted
> on top of a 12 or 15 inch diameter disc about 3/4 inch thick.
> Turns out that the disc is made of some sort of RF absorbent
> foam covered by a weather-proofing coating of some sort.
> If one were to try to home-brew something like this, where
> would a small piece of the RF absorbent material be obtained
> without having to spend too much $$ for this experiment?
> Thanks for any feedback on this!!
> Mike Baker
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