[evlatests] crossed fibers

Rob Long rlong at nrao.edu
Tue Sep 22 09:43:05 EDT 2009


This has been fixed this morning.

Rob

Jim Jackson wrote:
> Yes, this does indeed seem to be the case.  The RMS values on Antenna 
> 3's deformatters change when I change Antenna 2's T304 
> attenuators.  Unfortunately, no one is at the site to fix it.  It 
> will be fixed first thing in the morning - unless enough other 
> antennas are down that a call out is required.
> 
> Jim
> 
> At 04:59 PM 9/21/2009, Ken Sowinski wrote:
>> ea03 was moved today and was very difficult to bring up.
>> The reason is that fibers were crossed when the patch
>> cords were moved.  At least the IF signals from ea03
>> appear where those from ea02 should be, and vice versa.
>> As a result neither of those two antennas will work until
>> the right connectinos are made.
>>
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> 
> 
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