Difference between revisions of "Meeting 2019 04 11"
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=== Update on UVa GEM commissioning (Kondo) === | === Update on UVa GEM commissioning (Kondo) === | ||
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- HV test on N2 of the 4 modules of layer#2 done OK again see link: [https://hallaweb.jlab.org/dvcslog/SBS/266 https://hallaweb.jlab.org/dvcslog/SBS/266] | - HV test on N2 of the 4 modules of layer#2 done OK again see link: [https://hallaweb.jlab.org/dvcslog/SBS/266 https://hallaweb.jlab.org/dvcslog/SBS/266] | ||
| − | - | + | -HV test ongoing the 4 GEMs or layer#1 on the cosmic stand today |
| − | - | + | - The plan is to move layer#2 on the cosmic stand soon => some work needed on the cosmic stand before moving the second layer |
| − | - | + | - 34 UVa long cables for layer#2 + a set of MONO cables for one module delivered => two set of cables will be tested on PREX GEMs in the next two weeks |
| − | + | ||
| − | - First | + | - First iteration of the back planes support on the Alu frames 3D printed (see slides) => Need small modifications about dimensions => second iteration underway |
- Got long HV cables from Bogdan for the Clean room GEM layers | - Got long HV cables from Bogdan for the Clean room GEM layers | ||
| − | - Need | + | - Need people to setup a standalone test bench of APVs on backplanes and for the test of the divider and PMT for these modules with the help from Bogdan |
| − | + | ||
| − | + | ||
| + | - We started assembly of PREX GEMs (Siyu) => will keep us busy for the next 3 weeks => delay the UVa GEM layer assembly. | ||
=== Update from Siyu === | === Update from Siyu === | ||
Latest revision as of 09:04, 11 April 2019
GMn GEM commissioning Meetings: Thursday 9:00am - 10:00pm
Link to all previous meetings: GMn GEM Commissioning Meeting
Kondo, ...
Contents
Update on UVa GEM commissioning (Kondo)
- HV test on N2 of the 4 modules of layer#2 done OK again see link: https://hallaweb.jlab.org/dvcslog/SBS/266 -HV test ongoing the 4 GEMs or layer#1 on the cosmic stand today - The plan is to move layer#2 on the cosmic stand soon => some work needed on the cosmic stand before moving the second layer - 34 UVa long cables for layer#2 + a set of MONO cables for one module delivered => two set of cables will be tested on PREX GEMs in the next two weeks - First iteration of the back planes support on the Alu frames 3D printed (see slides) => Need small modifications about dimensions => second iteration underway - Got long HV cables from Bogdan for the Clean room GEM layers - Need people to setup a standalone test bench of APVs on backplanes and for the test of the divider and PMT for these modules with the help from Bogdan - We started assembly of PREX GEMs (Siyu) => will keep us busy for the next 3 weeks => delay the UVa GEM layer assembly.
