MWDC HV and threshold scan on May 12th swing shift

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User name gjin

Log entry time 11:47:08 on May 13, 2009

Entry number 273002

This entry is a followup to: 272862

keyword=MWDC HV and threshold scan on May 12th swing shift

run # HV threshold 1 threshold 2 track efficiency multi-tr 2141 -1550 2.5 4.5 .81 .03 2142 -1600 2.5 4.5 .87 .04 2143 -1650 2.5 4.5 .90 .05 2144 -1650 3 5 .91 .05 2145 -1600 3 5 .84 .05 2146 -1550 3 5 .80 .02 2147 -1550 3.5 5.5 .77 .01 2148 -1600 3.5 5.5 .84 .03 2149 -1650 3.5 5.5 .89 .04

2151 -1700 2.5 4.5 .82 .07 2152 -1700 3 5 .88 .06 2153 -1700 3.5 5.5 .88 .05 2154 -1700 4 5 .91 .06

deadtime seemed high due to higher rates in chambers for HV higher than