[evlatests] ea26 is back

Ken Sowinski ksowinsk at nrao.edu
Fri Nov 26 18:58:34 EST 2010


On Wed, 24 Nov 2010, Ken Sowinski wrote:

> ea26 was made available for testing this afternoon.  The
> X and C band receivers were said to be working.  The antenna
> points well and both receivers are functioning.
>
> 1.  The signals from IFs B and C are swapped somehere between
> the downconverters and the correlator station boards.  The
> location of the swap can probably be isolated by manipulating
> the D30x modules.
>
> 2.  The polarizations from the C band receiver are swapped.

Eric has fixed these problems.  The antenna is usable at C band.
X band pointing will be attempted during the weekend.



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