General Meeting Summary 7/30/20

PARTICIPANTS: Aaron Brown, Bogdan Wojtsekjhowski, Hamlet Mkrtchyan, David Hamilton, Carlos Munoz-Camacho, Tanja Horn, Steven Lassiter, Rolf Ent, Ho San Ko, Paulo Medeiros, Vardan Tadevosyan, Marie Boer, Vladimir Berdnikov, Brad Sawatzky, Petr Stepanov

FRAME (Carlos)

• Orsay Lab status back to normal

• Ongoing work: optical fibers tests

• defining length, polishing and cleaving procedures - easiest to cleave and no polish (polish scratches, impacts boundaries - see photo)

FAST ELECTRONICS GROUP UPDATE (Chris, Brad S.)

• Procurements of DAQ/readout related items: all in procurement except for HV cables

• HV cable discussion with DSG coming up - more detail next time

• Hall C network infrastructure in good shape

• planning to install a new 40GB switch during the next down

• Outstanding procurement items for NPS

• HV connectors

• model: go straight to hut, no benefit to go through path
• Samtec connectors HV rating - check with C. Cuevas

• Replace cdaql3 as primary file server
• DAQ fibers to SHMS

• Firmware and clustering code for crystal readout - people assigned to different projects, should start soon

MECHANICAL/DESIGN (Paulo, Steve L.)

• Target deck reinforcement out for review

• Magnet deck reinforcement plates - to be released in the next few months

• Power supply for magnet - need to further investigate if a suitable one is available

• have some candidates, e.g. Hall A
• Notes from Steve: main coil is ~1kA at 115Volts; corrector coils are 520A at 42V

DSG UPDATES (Aaron)

• Work ongoing

• Meeting with Brad about HV cables scheduled - will have more detail next time

NPS PROPOSALS

• Positron DVCS (Carlos)

• Reviews supportive of case
• Listing of items required to establish a positron beam
• Important to to have multi-hall operation for positrons
• Presentation will be on Wednesday - link to BJ available upon request (contact Carlos)

• TCS (Marie)

• Working on preparing a response to the reviewers - should be sent to both theory and experiment reviewers, plus Chair of the PAC and Chair of the User Board
• Good to include a description of overall trigger design in the slides

NEXT MEETING: THURSDAY 27 AUGUST AT 9:00AM (ET)