[time-nuts] Improving performance of a GPS antenna...?
Chuck Forsberg WA7KGX N2469R
caf at omen.com
Wed Apr 4 14:35:49 UTC 2012
If foliage does such a number on GPS signals, just fill a big garbage bag
with yard debris and set the antenna in the middle of that.
On 04/04/2012 05:53 AM, Michael Baker 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
> WA4HFR
> ----------------
>
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--
Chuck Forsberg WA7KGX N2469R caf at omen.com www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
Omen Technology Inc "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231 503-614-0430
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