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  1. Data Management
  2. DM-38111

Generate comparison PTC curves for different LATISS sequencers

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    • Type: Story
    • Status: Done
    • Resolution: Done
    • Fix Version/s: None
    • Component/s: None
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    • Story Points:
      2
    • Epic Link:
    • Team:
      Data Release Production
    • Urgent?:
      No

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        czw Christopher Waters added a comment -

        I've attached the notebook and summary comparison from the PTC analysis of the v25 and v26 sequencers.  The exposures used are listed in the log above, but to be explicit, the v25 sequencer data has values

        SEQNAME                 SEQCKSUM        ODP     AP0_RC
        FP_ITL_2s_ir2_v25.seq   2552520002      26.9    14.0

        and the v26 sequencer data has

        FP_ITL_2s_ir2_v26.seq   980618532       26.9    14.0

        There is a gain difference between the two, with v25 having gain values around 1.5, and v26 having values around 1.3 (~20% difference).  The PTC turnoff is lower in v26 as well, by about 5%.  There were PTC failures for three of the amplifiers in the v25 run, likely due to the input data having worse spacing and more saturated inputs.

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        czw Christopher Waters added a comment - I've attached the notebook and summary comparison from the PTC analysis of the v25 and v26 sequencers.  The exposures used are listed in the log above, but to be explicit, the v25 sequencer data has values SEQNAME SEQCKSUM ODP AP0_RC FP_ITL_2s_ir2_v25.seq 2552520002 26.9 14.0 and the v26 sequencer data has FP_ITL_2s_ir2_v26.seq 980618532 26.9 14.0 There is a gain difference between the two, with v25 having gain values around 1.5, and v26 having values around 1.3 (~20% difference).  The PTC turnoff is lower in v26 as well, by about 5%.  There were PTC failures for three of the amplifiers in the v25 run, likely due to the input data having worse spacing and more saturated inputs.

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          Assignee:
          czw Christopher Waters
          Reporter:
          czw Christopher Waters
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          Christopher Waters
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