JEF meeting, June 23, 2023

Meeting time and location:

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

Agenda

• Preparation of parts for ECAL modules -- Sasha
  • Crystals:

    - Received all crystals from CRYTUR [1].

    - Available for wrapping: 15 CRYTUR

    - Planned inspection of SICCAS crystals

  • Received 1100 long signal cables
  • Procurement parts for the LMS:

    - 16,400 ft of optical fibers delivered to the lab. 7,600 will be delivered in September.

    - Received all plastic caps

    - Cutting Tedlar foils, preparing silicon cookies, etc.

• Module fabrication -- Sasha
  • Fabricated modules: Total 1586 (remaining 24 + spares)
• Ongoing projects -- Sasha, all
  • Visual inspections of fabricated modules [2]

    -1586 modules have been checked [3]

  • Testing and labeling signal cables (connect flash ADC with the detector distribution panel) [4]

    - 725 long signal cables have been tested [5]

    - Cable tester and label maker

    - 12 bundles of signal cables are ready (out of 100)

  • Removing signal cables from the FCAL and rearranging signal cables in the hall [6] [7]
  • Cutting optical fibers (800 fibers have been cut), gluing plastic caps (380 recently glued)[8]
  • Report from students
• Testing of PMT dividers -- Sasha / Vlad
  • All dividers have been ordered; will send all electronics components to the company to fabricate dividers on Monday next week (Chris)
  • Preparing setups for testing modules and dividers
• Proceedures
• Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak / Vlad / Hakob
  • Detector installation page
  • Updates from the meetings with Tim's group [9]
  • Discussion of the FCAL2 installation procedures [10]
  • Final mapping of low-voltage cables
  • Projects for summer students
  • Summer Students (2023)
• Light monitoring system -- Arshak
• Simulations/Analysis