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    User name riordan

    Log entry time 17:15:11 on November18,2009

    Entry number 300825

    Followups:

    keyword=VDC Current Readback Looks Like Noise

    The current readbacks seem extremely noisy with a noise width proportional to the VDC HV. Below is a representative plot of any of the current signals. Since the draw is a concern if we're to try these at high beam current, we'll wait until this is understood for now.


    FIGURE 1