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    User name Kalyan

    Log entry time 18:07:11 on October 15, 2010

    Entry number 335022

    This entry is a followup to: 334891

    keyword=Follow-up on lumi test

    Two sets of current scan was done to optimize the HV on luminosity monitors - test A was done with higher HV, and test B was done with lower HV than the current settings. The results are shown below. I summed all eight lumis to produce one plot.

    Clearly, going higher in the HV did not help. The BCM normalized lumi rate is pretty linear with test B HV settings. I changed the HV to these values and will run like this.






    Figure 1



    Figure 2