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Next FDC Group Meeting
Folks,
Our next FDC group meeting is scheduled for tomorrow at 1:30 p.m.
in F326. The agenda is given below.
Regards,
Daniel
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FDC Weekly Meeting Agenda
October 23, 2008
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1. Full-scale prototype update.
- procurements:
- rigid-flex assemblies
- progress on design
- timeline for completing order
- Moire mask status
- order for sense and field wire
- confusion on sense wire spec
- PR for ordering Rohacell (110IG)
- PR for G10 sheets
- update on FDC prototype spreadsheet
- component storage and databasing
- contact with Allflex re: our time line
- spacer frame
- material selection (CH2, polypropylene, Noryl, Nylon-xx)
- prototype spacer construction
- cooling system test report
- HV connections to packages
2. Wire frame update.
- preparations for Phase 2
- status of paperwork
- delivery of transport box to JLab
- timeline for start
- wire frame construction:
- laminate construction
- update on prototype work
- plans for machining laminate
- modifications to jig plate(s)
- latest thickness measurements
- prototyping work
- remaining steps before construction
- when will construction start?
- construction procedure document updates
- issues with PCBs raised by Fernando
- circuit board electrical checkout
- 3D models of PCBs to Bill
- document/instruction for board stuffing + cleaning
3. Cathode construction update.
- cathode update:
- status of gas flow for boards in box
- SEM study of sample board
- cathode R&D work
- construction procedure document/outline
- in situ tension measurements
- finalize tension setting
- measure cathode distortions in two directions
- finalize glue strip design (non-silicon materials)
- Herun's distortion studies
- flatness measurement system:
- update basic checkout of system
- measurement of granite table surface flatness
- flatness measurements of cathode prototypes
- update on cutting cathode edges
- ground connections to cathode
- ground plane attachment status
- R&D schedule for cathodes
- document for QA/stuffing/cleaning cathodes
- document for QA/stuffing/cleaning cathode daughter boards
4. Small-scale prototype test update.
- ASIC studies writeup
- update on x/y plots with 2 um cathodes and pulser calibrations.
- resolution measurements
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* *
* Dr. Daniel S. Carman e-mail : carman@jlab.org *
* Staff Scientist office : (757)-269-5586 *
* Jefferson Laboratory web: www.jlab.org/~carman *
* *
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