[time-nuts] NIST

jimlux jimlux at earthlink.net
Fri Aug 31 13:54:38 EDT 2018


On 8/31/18 10:31 AM, Brooke Clarke wrote:
> Hi Azelio:
> 
> Thanks for the link.
> It's interesting that their setup (a Ku band satellite TV antenna and a 
> standard GPS timing antenna) worked as well as it did with reversed 
> polarity.  Does anyone know of a source of reverse polarity GPS antennas 
> and a GPS timing receiver that also processes WAAS signals?
> 
you could wind your own helix - it's pretty non critical.
or just use linear pol, and take the 3dB hit. I'll bet the EGNOS + small 
dish has enough gain to make up for it. (but the gain of a dish that is 
a few lambda across isn't huge)





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