Difference between revisions of "JEF meeting, February 9, 2024"
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** - Prepare modules for the TAC and prototypes (using crystals with some imperfections) | ** - Prepare modules for the TAC and prototypes (using crystals with some imperfections) | ||
*** 26 modules for TAC [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/tac_mod.jpg] and 35 modules [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/prot_mod.jpg] for the beam tests are ready | *** 26 modules for TAC [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/tac_mod.jpg] and 35 modules [https://halldweb.jlab.org/detectors/fcal2/modules_for_prototype/prot_mod.jpg] for the beam tests are ready | ||
− | |||
− | |||
− | |||
** - Radiation tests of the PMT active base [https://halldweb.jlab.org/wiki/index.php/Active_Base_Radiation_Tests] | ** - Radiation tests of the PMT active base [https://halldweb.jlab.org/wiki/index.php/Active_Base_Radiation_Tests] | ||
*** Finished tests, working on the tech note | *** Finished tests, working on the tech note | ||
** - [https://halldweb.jlab.org/detectors/AL/HallD_Racks Inventory database and GUI for installed electronics ] | ** - [https://halldweb.jlab.org/detectors/AL/HallD_Racks Inventory database and GUI for installed electronics ] | ||
** - [https://halldweb.jlab.org/detectors/fcal2/installation/students_2023/list_of_students_2023.xlsx Summer Students (2023) ] | ** - [https://halldweb.jlab.org/detectors/fcal2/installation/students_2023/list_of_students_2023.xlsx Summer Students (2023) ] | ||
− | * '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / | + | * '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George |
** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx] | ** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx] | ||
− | ** - | + | ** - ePASS submitted and approved |
+ | ** - George from the DSG continued testing dividers | ||
+ | ** - Have tested 637 + 41 = 678 dividers (about 30 available for testing) [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers]. | ||
** - Spare PMTs, have about 20, likely need more for the future (order 30 more )? | ** - Spare PMTs, have about 20, likely need more for the future (order 30 more )? | ||
− | * '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad | + | * '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad |
** Detector installation [https://logbooks.jlab.org/book/halld][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector.jpg] | ** Detector installation [https://logbooks.jlab.org/book/halld][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector.jpg] | ||
** Installation of the LMS | ** Installation of the LMS | ||
*** 127 fibers installed during this week (313 in total) [https://logbooks.jlab.org/entry/4249236] | *** 127 fibers installed during this week (313 in total) [https://logbooks.jlab.org/entry/4249236] | ||
− | ** Cable and divider installation [https://logbooks.jlab.org/entry/ | + | ** Cable and divider installation [https://logbooks.jlab.org/entry/4249243] |
− | + | ||
** Still no power on the ECAL platform (expect delay with the development of the trigger/DAQ) | ** Still no power on the ECAL platform (expect delay with the development of the trigger/DAQ) | ||
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page] | ** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page] | ||
− | + | ||
− | * | + | =Minutes= |
+ | Attendees: Bill, Zisis, Phil, Vlad, Sasha, Igal, Jon, Olga, Liping, Jane, S.T. | ||
+ | * HV cables keep arriving: 165 last week (need to be tested and labeled), 1445 in total | ||
+ | * Short LV cables keep arriving: 100 last week, 250 in total | ||
+ | * LV distribution board on hold, Chris S. working on PMT dividers | ||
+ | * George J. from detector support group to start work on testing dividers | ||
+ | ** Sasha/Vlad worked on new safety documentation | ||
+ | ** 41 new dividers tested, 678 in total | ||
+ | * Sasha/Vlad/Stjepan worked on LMS fiber installation | ||
+ | ** 313 glued to ECAL face | ||
+ | ** Need to install tungsten absorber | ||
+ | ** Integrating sphere in position on optical bench | ||
+ | * Cables/dividers for PMT readout up to 2nd row, cables organized into bundled and zip-tied to chains | ||
+ | ** Want to make enclosure light tight to shine light to check | ||
+ | ** Goal to make ready by early May | ||
+ | * Still no power on ECAL platform | ||
+ | * Liping, GWU students for summer | ||
+ | * Stjepan working on MC background studies using bggen |
Latest revision as of 09:51, 12 February 2024
Meeting time and location:
- 9:30 am EST (JLab time) remote only
- Connection information
Agenda
- Preparation of parts for ECAL -- Sasha
- - signal cables - done
- - signal patch panel [1] - done
- - HV cables: received 165 cables 1445 in total
- - HV distribution boards: in preparation
- - LV cables: 100 cables received, 250 cables in total
- - LV distribution boards. Received 4 boards, performed initial cehck, need to solder connectors [2]
- - Optical fibers and parts for the trigger/DAQ have been ordered
- Ongoing projects -- Sasha, all
- - Testing and labeling cables, 100 short LV cables tested and labeled during this week.
- - Prepare modules for the TAC and prototypes (using crystals with some imperfections)
- - Radiation tests of the PMT active base [5]
- Finished tests, working on the tech note
- - Inventory database and GUI for installed electronics
- - Summer Students (2023)
- Testing of PMT dividers -- Sasha / Vlad / George
- Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad
Minutes
Attendees: Bill, Zisis, Phil, Vlad, Sasha, Igal, Jon, Olga, Liping, Jane, S.T.
- HV cables keep arriving: 165 last week (need to be tested and labeled), 1445 in total
- Short LV cables keep arriving: 100 last week, 250 in total
- LV distribution board on hold, Chris S. working on PMT dividers
- George J. from detector support group to start work on testing dividers
- Sasha/Vlad worked on new safety documentation
- 41 new dividers tested, 678 in total
- Sasha/Vlad/Stjepan worked on LMS fiber installation
- 313 glued to ECAL face
- Need to install tungsten absorber
- Integrating sphere in position on optical bench
- Cables/dividers for PMT readout up to 2nd row, cables organized into bundled and zip-tied to chains
- Want to make enclosure light tight to shine light to check
- Goal to make ready by early May
- Still no power on ECAL platform
- Liping, GWU students for summer
- Stjepan working on MC background studies using bggen