Difference between revisions of "Start Counter Cheat Sheet"
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[[File:Start_counter.png|thumb|cross-section through barrel, 30-fold segmentation shown]] | [[File:Start_counter.png|thumb|cross-section through barrel, 30-fold segmentation shown]] | ||
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− | [[File:Sym_30_front_combined.png|thumb|link=https:// | + | [[File:Sym_30_front_combined.png|thumb|link=https://halldweb.jlab.org/wiki/images/1/17/Sym_30_front_combined.pdf|SiPM readout concept (PDF)]] |
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− | [[File:Start counter chuck.png|thumb|link=https:// | + | [[File:Start counter chuck.png|thumb|link=https://halldweb.jlab.org/talks/2011-4Q/SC_12_15_11.pptx]] |
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* outer diameter of scattering chamber: 3.72″ | * outer diameter of scattering chamber: 3.72″ |
Revision as of 21:45, 31 March 2015
- outer diameter of scattering chamber: 3.72″
- radius = 4.7244 cm
- inner diameter of CDC: 6.89″
- radius = 8.7503 cm
- scintillator thickness = 3 mm
- inner surface of scintillator at 73 mm from centerline
- segmentation of 30
- scintillator width at inner surface = 15.35 mm
- scintillator width at outer surface = 15.98 mm
- plastic package width = 3.85 mm
- times 4 -> 15.40 mm
Materials
SiPM Readout
- Hamamatsu S10931-100 MPPC, 3 mm × 3 mm active area, 100 micron pixels
- Spec Sheet
- Ordered by A. Somov, PR 320603