On Thu, 2011-01-13 at 22:08 -0500, Nick Othieno wrote: > Hi everyone, > > Does anyone know what the orientation of an LPDA (log periodic dipole > antenna) should be when receiving GPS signals? > > Should the up-most element be the longest one, or should it be the > shortest one? In other words > > > ________________________________________ > ___________ > _______________________________- > __________________ > ________________________ > OR _______________________ > __________________ > ____________________________ > ____________ > ____________________________________ > > > Nick > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>From ARRL Antenna Handbook (1988) the 'forward' direction is towards the smaller elements on an LPDA. Don't think that JCM equations have changed since '88. Kind Regards, John _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio