run 1, 2, 3 : discriminator width=100nsec TRG HV = 1200V TRG Threshold = -100mV run 4 : discri width = 20nsec TRG HV = 1100V TRG Threshold = -100mV cosmic 8 ~ 12 stop : 1/19 10:21 (w/o Iron) pedestal 10 : 1/19 10:25