[evlatests] antenna 18 works

[Jim Jackson]

Thank's Ken, that's great news. It pretty much made everyone's day down here.

Time to go celebrate.

Cheers,
Jim



At 01:23 PM 3/15/2006, Ken Sowinski wrote:

> >  The antenna appears to be
> > safe for movement (including over the top) and we have switched power at
> > X-band on IF's A and C.
> >
> > Rob Long
>
>The antenna worked as expected almost immediately.  There were
>large delay and az offset errors to pin down, but no major problems.
>Fringe tracking and phase switching both appear to work.
>
>This was the most trouble-free new EVLA antenna yet.
>
>Despite the winds we are now doing pointing to make the antenna
>more useful in the short term.  Later I will try to optimize focus.
>
>The only obvious problem seen so far is that the backend SD voltages
>are not as stable as we expect: there are variations of about five
>percent on a time scale of seconds.
>
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