GlueX Start Counter Meeting, June 30, 2011

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Location, Time

Thursday, June 30, 2011
3:30 pm EDT
JLab: CEBAF Center, Room F326/7


  1. Announcements
  2. Review minutes from previous meeting: all
  3. Start Counter News
  4. MOU status

Communication Information


To connect by telephone:

  1. dial:
  2. enter access code followed by the # sign: 3421244#

Video Conferencing


Talks can be deposited in the directory /group/halld/www/halldweb/html/talks/2011-2Q on the JLab CUE. This directory is accessible from the web at . You have to be a member of the "halld" Unix group to do this.



  • FIU: Lei Guo, Eric Pooser
  • JLab: Puneet Khetarpal, Mark Ito (chair), Beni Zihlmann


  • Eric is finishing building the dark box that will house the scintillator and long light guide for tests. Once it is built they can test with and without a light guide.
  • Lei has sent a design of a holder for a fiber light guide to be used with the FM-PMT to Plastic Craft for a quote.
  • No work on SiPM testing since the last meeting. No new pre-amp/SiPM combinations have been sent to FIU for testing.
  • Eric has been doing some tests to commission a new trigger counter for the final set-up.


  • The MOU has gone through the concurrence chain at JLab and has been sent to Werner to get signatures at FIU.

New Action Items

  1. Arrange SiPM discussion again with Fernando and FIU. -> Mark