Revision as of 14:59, 19 January 2012

Thursday, January 19, 2012
10:00 am EST
JLab: CEBAF Center, Room F326

Agenda

1. Announcements
2. Minutes from the last meeting
3. Mechanical design: Tim, Chuck
4. Prototype status: Paul, Sasha
5. Contract Status: Mark

Communication

Videoconference

1. ESNet: 8542553
2. EVO: EVO site

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/ .

Chairman's Cell Phone

(757)504-0664.

Minutes

Present:

• FSU: Paul Eugenio, Sasha Ostrovidov
• JLab: Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Tim Whitlatch, Beni Zihlmann

to do

• look evo meeting info for tof, there was a meeting booked • update the meeting page with this info • circulate quotes ∘ electron tube ∘ phillips amplifier • procurement status •

minutes

• look at amplifiers to be ready if needed • look at 8-stage tubes •

meeting with design enineers on lighjt guides, chuck fsu guys • add 1 cm flat pices like for larger light guides • reduce length by 4 cm • get a new design by monday • another meeting tue 9 am • chuck paul, kurt, ian, randall

contract • starting on construction documentation

prototype

• replkaced a trigger pmt • time resolution 98 ps • get 90 ps in center of counter • speed of light as function of tube ∘ use source, measure time as function position

constrution • example of latest light guide in hand • structure for gluing three modules at a time ∘ ian is work on it ∘ ∘