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User name jpchen
Log entry time 22:04:24 on April 3,2008
Entry number 229798
keyword=lowered threshold from 12.5 to 10 V with HV=1350V.
Beam back at 21:10. Took one run (2270) with threshold=12.5 at HV=1350V. And at 22:00 lowered threshold to 10V, taking a new run 2271.