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ca01 1b digitiser has flaky power supply problem.

tie ant 2345 12345 for this run

ca01 IF 1 digitiser power cycled at 22:30UT

22:50 UT attempted to diginit ca01 in preparation to bring IF1 back into the array, but that started generating error messages from cacor each second. stopped, but took 20 mins to get restarted with ca01 disabled and tied array now 2345 2345.

Narrabri staff replaced digitiser but problem remained. Narrabri staff investigating further…

Rephase at 01:32 UTC – phases on baselines had drifted out a long way over the last couple of hours so sensitivity had dropped quite a bit before Chris noticed this and fixed it.

Rephase again at 03:22 UT

lbaops/lbanov2012/v256batlog.txt · Last modified: 2015/12/18 16:38 by