GlueX Start Counter Meeting, February 9, 2012

GlueX Start Counter Meeting
Thursday, February 9, 2012
10 am EST
JLab: CEBAF Center, Room F326

Agenda

1. Announcements
2. Review minutes from previous meeting
3. Prototype Report
4. SiPM configuration
   • Conference call with Hamamatsu representatives
   • Quote from Hamamatsu
   • Drawing from Chuck
5. Contract Status
6. Simulation Status

Communication Information

Video Conferencing

• ESNet: 8542553
• EVO:
  • Meeting URL: http://evo.caltech.edu/evoNext/koala.jnlp?meeting=e9eIeivevnaeaBIsaaI9
  • Phone Bridge ID: 11 7685

Slides

Talks can be deposited in the directory /group/halld/www/halldweb1/html/talks/2012-1Q on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2012-1Q/ .

Chair's Cell Phone

(757)504-0664

Minutes

Present:

• FIU: Werner Boeglin, Lei Guo, Puneet Khetarpal, Eric Pooser
• JLab: Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Tim Whitlatch, Beni Zihlmann

SiPM configuration

• We reviewed the Conference call with Hamamatsu representatives and the solution we have decided to pursue: 4 SMD-type 3×3 mm devices in a row.
• We reviewed the recently received [??? quote from Hamamatsu] for the relevant devices.
• We looked at the latest drawings from Chuck, [??? 3-D close-up version] and [??? line-drawing version] and discussed various mechanical considerations for the read-out design.

• mcneil has an order • both companies sent samples

no optical coupling probably werner have them touch may lose light from edges