GlueX Start Counter Meeting, January 10, 2013

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GlueX Start Counter Meeting
Thursday, January 10, 2013
10 am EST
JLab: CEBAF Center F326/327

Agenda

  1. Announcements
  2. Review minutes from previous meeting
  3. Counter Construction
  4. SiPM read-out status
  5. Light collection study status
  6. Contract

Communication Information

Video Conferencing

Slides

Talks can be deposited in the directory /group/halld/www/halldweb1/html/talks/2013-1Q on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2013-1Q/ .

Minutes

Present:

  • FIU: Werner Boeglin, Puneet Khetarpal, Eric Pooser
  • JLab: Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Sascha Somov, Beni Zihlmann

Announcements

Review minutes from previous meeting

discussion on drawings

Counter Construction

email to chuck hurlburt, talked to guy who would run this project, proposal will be done

mcneal, if bent scintillator, is that OK get a counter through working also on design of assembly jig

SiPM read-out status

got st-2 board returned from fernando not tested yet gain measurement new student next week, will work on testing

start with phototube, measure gain measure a source get a number of p. e. measure with sipm number of photoelectrons, work on typical signal size need timing and amplitude information , need to do walk correction looking at low signal end change

600 sipms have been received three counter electronics

Contract

ask Jarrod about deadline

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