JEF meeting, November 10, 2023

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Meeting time and location:

Agenda

  • Preparation of parts for ECAL -- Sasha
    • - signal cables: all cables are ready. Received 100 long cables. They have been tested, labeled and bundled (will be used to replace FCAL cables removed from the FCAL). Need to redo 10 bundls.
    • - signal patch panels are ready [1]
    • - HV cables: have received 50 short cables, have been testes and labeled. 440 cables are ready for installation. 36 long cables are in production
    • - HV distribution boards: Chris is finalizing design of the distribution board, should order 4 boards soon.
    • - LV cables: ordered, lead time unclear
    • - LV distribution boards: met with Chris and Stephanie on Monday last week. The design of the LV distribution board has been finalized (discussion with Fernando, the power regulators will not be added to the design)
    • - Optical fibers: received all
  • Ongoing projects -- Sasha, all
    • - Testing and labeling cables (Recently labeled cables in boxes)[2]
    • - Prepare modules for the TAC and prototypes (using crystals with some imperfections) [3]
    • - Polished 320 fiber plastic caps, all fibers are ready. Meeting with Stephanie and Tim, 3-D printed a mounting plate to couple with the integrating sphere [5]
    • - Installation of the trigger and readout electronics
      • - 7 VXS crate, 3 HV crates, and 1 LV (Wiener) crate have been installed. Power lines will be installed in a week.
      • - Installed flash ADC, SDs, TIs. Uploaded new firmware [6]
      • - Work on the installation of ROCs and VTPs (with Ben R.)
    • - Summer Students (2023)
  • Testing of PMT dividers -- Sasha / Vlad / Aoran / Boaxin
    • - Testing procedure [7]
    • - Tested 178 dividers [8]
  • Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad / Hakob
  • Light monitoring system
    • Plastic caps have been glued to all fibers
  • Returning low-quality crystals to SICCAS -- Sasha
    • 11 crystals were wrapped and placed into the box; they are ready for shipment to SICCAS [16]
  • Analysis/Simulation