[evlatests] Stability Tests, on Friday afternoon

Ken Sowinski ksowinsk at nrao.edu
Fri Jun 23 19:21:48 EDT 2006


On Fri, 23 Jun 2006, Rick Perley wrote:
>
>    Antenna 18, IFs A and C (at X-band only -- the c-band system is not 
> working) is a mess, with fast (but not random) variations in amplitude.

Later this afternoon antenna 18 was found to have an azimuth
clunk.  It occured with a period of about an eight of a degree
which suggests improper carry between the LSB byte and next highest
byte of the azimuth position.  This was fixed in time for the
L band observations Rick planned for this evening.




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