I'll definitely be there, thanks Andrew. On Wed, Apr 9, 2014 at 2:54 PM, Andrew Greenberg <and...@psas.pdx.edu> wrote: > Hi! > > I just spoke with Spencer Webb at AntennaSys, the consultant that helped > us design our cylindrical patch antennas (CPAs). I'm working with him on > another project, and we got talking rockets, and next generation CPAs, > and he has a lot to say on the matter. Briefly: > > 1) We should stop trying to make circularly polarization arrays work, > they won't work reliably for us because of phase smearing around the > rocket. He even went as far as calling us something like "whiny circular > phase groupies", which I thought was *remarkably* accurate. > > 2) The center "feed network" board orthogonal to the patch in the middle > of the rocket is a good idea, and gives a lot of flexibility on the patch. > > 3) Putting the antennas inside a composite airframe chunk is > interesting, and should totally work. The real question is how do you do > it so that your airframe doesn't suck when you're done. > > Because all of these are long discussions, I've roped him into an hour > long goto meeting on Friday April 18th from 2:00pm - 3:00pm. I'm hoping > that at least Glenn and Jenner can be there: anyone else interested in > antenna design should be there, too! > > Andrew > > -- > ------------------------------------------------------- > Andrew Greenberg > > Portland State Aerospace Society (http://psas.pdx.edu/) > and...@psas.pdx.edu C: 503.708.7711 > ------------------------------------------------------- > > _______________________________________________ > psas-avionics mailing list > psas-avionics@lists.psas.pdx.edu > http://lists.psas.pdx.edu/mailman/listinfo/psas-avionics
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