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    User name Sergey

    Log entry time 00:05:39 on March 14, 2006

    Entry number 166561

    keyword=HV changes using pion peak and cosmic peak

    Here are the ratio of pion peak position to 255(channel where peak probably should be). For channel where we couldn't determine pion peak (1-4, 27, 28-32, 54) using the ratio of cosmic peak to 240(channel where cosmic peak should be). Using this data HV adjastment for PS was done.


    1 1.007 28 0.953
    2 0.907 29 0.958
    3 0.938 30 0.901
    4 0.939 31 0.944
    5 1.176 32 1.389
    6 0.765 33 0.980
    7 1.000 34 1.106
    8 1.016 35 1.094
    9 1.031 36 1.031
    10 0.961 37 1.137
    11 0.922 38 1.035
    12 0.918 39 1.059
    13 0.996 40 0.996
    14 0.784 41 2.482
    15 1.165 42 1.318
    16 1.051 43 1.796
    17 1.039 44 1.447
    18 0.957 45 1.486
    19 1.086 46 1.059
    20 0.933 47 1.255
    21 0.937 48 1.247
    22 1.996 49 1.275
    23 1.094 50 1.200
    24 0.902 51 1.212
    25 0.984 52 1.020
    26 1.118 53 0.863
    27 1.057 54 1.063