JEF meeting, April 18, 2025

Meeting time and location:

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

• ECAL maintenance and performance during the run
  • Issue with the FCAL HV module [1]
  • Flash ADC scalers during first beam [2]
  • Two modules fixed during the accelerator maintenance day [3]
    • ECAL scalers after maintenance day (production at 100 nA on 4.5x10^-4 Al radiator) [4]
  • Commissioning of the ECAL trigger [5] [6]
  • Issues with the readout crate during two first two production nights [7]
• Calibrations
  • First look at Compton scattering events in the ECAL [8]
  • ECAL/FCAL energy and timing [9]
  • ECAL coverage with 2-arm Compton [10]
• Monitoring
• Restoring PS test setup [11]
  • Assembling PS prototype [12]