[aprssig] GPS patch antenna alternatives

Greg Clark K7RKT at bigredbee.com
Wed Nov 28 09:32:56 EST 2007


On Nov 27, 2007 5:41 PM, Jason Winningham <jdw at eng.uah.edu> wrote:
>
> On Nov 27, 2007, at 7:27 PM, Scott Miller wrote:
>
> > That's a little smaller than I need, and not easily connected
> > without a PCB.
>
> yeah, but the PCB isn't terribly complex. :|
> one; maybe ye olde dipole?
>
> somewhere I stumbled across a PDF describing one built from PCB
> material and a margarine tub for a radome.  ah, here we are:
>
> http://www.arrl.org/tis/info/pdf/0210036.pdf
>
> -Jason
> kg4wsv
>
>

Here's a good example of the circuit required to support the tiny chip
antenna -- looks simpler than the margarine tube antenna ;)

http://www.geocities.com/rdh82000/APRS/TinyGPS.htm


-- Greg K7RKT




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