[eagle] Re: Eagle Microwave Antenna Arrays -- mechanical concepts

Franklin Antonio antonio at qualcomm.com
Fri Mar 23 13:37:34 PST 2007

At 02:05 PM 3/23/2007, John B. Stephensen wrote:
>It might even be possible to sum the RF directly and use only an 
>LNA, phase shifter and variable attenuator for each antenna element. 
>The attenuators would compensate for phase shifter gain variation.

I note that the spec for gain variation vs angle choice is 3 dB on 
these things!  Yipes.  Are there better ones available that don't 
have this flaw?  We could certainly calibrate it out as you suggest, 
but maybe we could buy more expensive shifters that have it already 
calibrated out? 

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