Difference between revisions of "December 10, 2019 FCAL Insert Design Meeting"
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** Josh working on assy | ** Josh working on assy | ||
** Additional field test in Dipole | ** Additional field test in Dipole | ||
− | * | + | * Design Requirements/Specs |
− | * | + | * Crystal Array |
+ | ** Crystals, 2.05cm square, 20cm long | ||
+ | ** Design for 40 x 40 array with ability to go 32 x 32 | ||
+ | ** 2 x 2 crystal hole with steel insert, 2mm wall, 3.8cm ID | ||
+ | ** Inset crystals 12.5cm DS of Lead glass blocks | ||
+ | ** use 25um brass straps | ||
+ | ** 350 um mu metal | ||
** [[Media:Module installation procedure.pdf]] | ** [[Media:Module installation procedure.pdf]] | ||
* electronics patch panels DS of crystal pmts | * electronics patch panels DS of crystal pmts |
Revision as of 12:09, 10 December 2019
Meeting Time and Place =
Tuesday, December 10, 1:30pm At Jefferson Lab, room TED 2504
- Present - Sasha Somov, Josh Crafts, Eugene, Stephanie, Keith Harding, Tim, Fernando, Chris Stanislav
Agenda
- Action items from last meeting https://halldweb.jlab.org/wiki/index.php/October_25,_2019_FCAL_Insert_Design_Meeting
- Discuss Tungsten absorber
- Cover 1.5 crystals ok?
- Rohacell supported
- Monitoring System
- Testing plan?
- 1mm fibers - Josh has them
- 15cm square with 6mm 45 degree bevel - 2 pieces made
- Diamond end mill procured
- 12 crystal test setup
- All hardware fabricated and installed
- 9 piece Magnetic field test setup
- Steel shields annealed and mu metal installed
- 3 in-oz torque wrench procured
- Josh working on assy
- Additional field test in Dipole
- Design Requirements/Specs
- Crystal Array
- Crystals, 2.05cm square, 20cm long
- Design for 40 x 40 array with ability to go 32 x 32
- 2 x 2 crystal hole with steel insert, 2mm wall, 3.8cm ID
- Inset crystals 12.5cm DS of Lead glass blocks
- use 25um brass straps
- 350 um mu metal
- Media:Module installation procedure.pdf
- electronics patch panels DS of crystal pmts
- Discuss Testing of soldered assembly and mag field testing
- Discuss test fixture for PMTs in beam