JEF meeting, March 8, 2024

Meeting time and location:

• 9:30 am EST (JLab time) remote only
• Connection information

Agenda

• Preparation of parts for ECAL -- Sasha
  • - signal cables - done
  • - signal patch panel [1] - done
  • - HV short cables: received, checked, labeled (last week)
  • - HV long cable, 18 ready (out of 36)
  • - HV distribution boards: in preparation
  • - LV cables: 150 cables received, 400 cables in total
  • - LV distribution boards [2]. Have to populate with connectors, and design a box around the PCB
• Ongoing projects -- Sasha, all
  • - Tested and labeled all HV cables ! and about 100 LV cables -- Laveen
• Testing of PMT dividers -- Sasha / Vlad / George
  • - Testing procedure [3]
  • - About 1300 dividers have been fabricated (Chris, Armen, Mindy)
  • - Started removing power regulators on the newly fabricated dividers
  • - George has tested 133 + 41 = 174 dividers (811 tested in total) [4].
  • - Spare PMTs, have about 20, likely need more for the future (order 30 more )?
• Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad
  • Detector installation [5][6][7]
  • Installation of the LMS
    • 312 fibers installed during this week (800 in total) [8]
  • Cable and divider installation [9][10][11]
  • Still no power on the ECAL platform (expect delay with the development of the trigger/DAQ)
  • Detector installation page
• Analysis/Simulation