[evlatests] Antenna 16 IF-C

Jim Jackson jjackson at nrao.edu
Mon Apr 16 19:45:18 EDT 2007


I just reset the Antenna 16 IF-C DTS module again.  This module may need to 
be looked at - we found it in the same state this morning and reset 
it.  You can only see the problem using the bandpass plot or real time 
spectrum display.

Jim

At 12:54 PM 4/16/2007, Rick Perley wrote:
>     Contrary to my earlier report, antenna 21 does fringe well at
>L-band.  The sensitivity was down by perhaps 25% compared to average
>antennas.  Ken reports that the operators have tweaked up delay and
>focus, so perhaps this afternoon, all will be well.
>
>     Antenna 16 also gave fringes at L-band, but its sensitivity is way
>below what it should be -- down by a factor of three at least.  And IF
>'C' is completely broken.
>
>
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