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  1. Instrument control development
  2. INSTRM-93

calibration significantly changes one offset

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      Description

      Running calibration on FEE 3060344 changed one offset to a peculiar value. "calibration", in this case means saving all the preset voltages for all modes, then cal,CDS and cal,bias.

      From:

      2017-02-09T17:22:30.791 ccd_r7 i offset_ch0_0p="0.18"
      2017-02-09T17:22:30.792 ccd_r7 i offset_ch0_0n="0.14"
      2017-02-09T17:22:30.792 ccd_r7 i offset_ch0_1p="0.1"
      2017-02-09T17:22:30.793 ccd_r7 i offset_ch0_1n="0.19"
      2017-02-09T17:22:30.793 ccd_r7 i offset_ch0_2p="0.25"
      2017-02-09T17:22:30.794 ccd_r7 i offset_ch0_2n="0.18"
      2017-02-09T17:22:30.794 ccd_r7 i offset_ch0_3p="0.21"
      2017-02-09T17:22:30.794 ccd_r7 i offset_ch0_3n="0.25"
      2017-02-09T17:22:30.794 ccd_r7 i offset_ch1_0p="0.03"
      2017-02-09T17:22:30.795 ccd_r7 i offset_ch1_0n="-0.03"
      2017-02-09T17:22:30.795 ccd_r7 i offset_ch1_1p="0.0"
      2017-02-09T17:22:30.795 ccd_r7 i offset_ch1_1n="0.09"
      2017-02-09T17:22:30.805 ccd_r7 i offset_ch1_2p="0.07"
      2017-02-09T17:22:30.805 ccd_r7 i offset_ch1_2n="0.07"
      2017-02-09T17:22:30.805 ccd_r7 i offset_ch1_3p="0.1"
      2017-02-09T17:22:30.806 ccd_r7 i offset_ch1_3n="0.07"
      

      to:

      2017-02-09T17:34:06.866 ccd_r7 i offset_ch0_0p="0.11"
      2017-02-09T17:34:06.866 ccd_r7 i offset_ch0_0n="0.11"
      2017-02-09T17:34:06.866 ccd_r7 i offset_ch0_1p="0.13"
      2017-02-09T17:34:06.866 ccd_r7 i offset_ch0_1n="0.13"
      2017-02-09T17:34:06.867 ccd_r7 i offset_ch0_2p="0.18"
      2017-02-09T17:34:06.867 ccd_r7 i offset_ch0_2n="0.11"
      2017-02-09T17:34:06.867 ccd_r7 i offset_ch0_3p="0.18"
      2017-02-09T17:34:06.867 ccd_r7 i offset_ch0_3n="0.22"
      2017-02-09T17:34:06.868 ccd_r7 i offset_ch1_0p="0.0"
      2017-02-09T17:34:06.868 ccd_r7 i offset_ch1_0n="-0.1"
      2017-02-09T17:34:06.868 ccd_r7 i offset_ch1_1p="-0.06"
      2017-02-09T17:34:06.868 ccd_r7 i offset_ch1_1n="0.04"
      2017-02-09T17:34:06.869 ccd_r7 i offset_ch1_2p="-0.02"
      2017-02-09T17:34:06.869 ccd_r7 i offset_ch1_2n="0.04"
      2017-02-09T17:34:06.869 ccd_r7 i offset_ch1_3p="0.04"
      2017-02-09T17:34:06.869 ccd_r7 i offset_ch1_3n="291.46"
      

      Not sure if this a FEE thing or 306344 thing.

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            • Assignee:
              shope shope
              Reporter:
              cloomis cloomis
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              • Created:
                Updated:
                Resolved: