[evlatests] Other problems noted ...

Rob Long rlong at nrao.edu
Tue Jul 15 15:40:14 EDT 2008



Rick Perley wrote:

>     4)  Antenna 17 shows occasional large (80 degree) phase jumps, in 
> IFs B and D only.  The jumps are of the same magnitude for both IFs, and 
> last 10 seconds.  This was seen in all bands.   Other than this, phase 
> behavior was normal for all EVLA antennas. 

This sounds like an L302-2 problem (possibly the 128 MHz clock).  We'll 
look into it.

Rob




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