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    User name V. Sulkosky

    Log entry time 14:39:25 on November 09, 2008

    Entry number 247770

    Followups:

    keyword=Pion Rejector Layer 1 Plots

    Here are the pion rejector layer 1 ADC spectra. These were aligned during
    the first pass beam over a week ago. They look reasonable. But I did find
    a handful of channels that still out of alignment within the 10% level.
    Most of these channels are near the edge of the acceptance, where I did not
    have suitable data at first pass to align them.

    I have decide to wait until after we data taking for this weekend before
    changing the HV. Besides, I would like to get some data for calibration
    before changing the HVs.

    A copy of this log entry has been emailed to: gen,jiang,jpchen



    Pion Rejector Layer 1 (0-11)



    Pion Rejector Layer 1 (12-23)



    Pion Rejector Layer 1 (24-33)