[evlatests] Antenna 22 polarization at X-band ...

Ken Sowinski ksowinsk at nrao.edu
Thu Dec 23 12:19:08 EST 2010


On Thu, 23 Dec 2010, Rick Perley wrote:

>    In calibrating the X-band 'Hercules A' demo project data, (taken
> last week) I find that antenna 22 is 100% polarized!  This invariably
> means that only one of the two linearly polarized outputs from the OMT
> is actually being used ...  A cable is disconnected?

This is surely the explanation for the poor amplitude
eresponse from ea22 at X band that we have noticed for
many weeks.




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