[Dsg-halla_ecal] Ecal supermodule assembly materials

[shahinya at jlab.org]

Hi Marc,

Please see me. We can discus about additional  5 super module frame.
Total super module frame number in your table indicate 42 it can to be 52.

Thank you,
Albert



> Hi Bogdan,
>
> I spoke with Albert yesterday and he informed me that springs are being
> procured. Assembly production will stop next week until the new springs
> arrive. DSG will continue some of the preparation steps (measuring
> lead-glass blocks, sorting, cutting foils, and light-guide wrapping) until
> there are enough to make all the supermodules.
>
> In addition to the springs, we will need at least 5 more frames to reach
> 57 supermodules and 6 lead-glass/light-guide assemblies to have the
> minimum amount to make 57 supermodules plus some spare
> lead-glass/light-guide assemblies.
>
> Regards,
> Marc
>
> Part name       parts on-hand   will make # Supermodules        comment
> cut springs     45      5       limiting factor on supermodule production
> cu clad lead glass/light guide assembly 375     41      need 9 more
>
> SM 1 frames     18      18      need 3 frames
> SM 2 frames     19      19      need 2 frames
> total frames    37      37      need to make 42 sm
>
> Completed Supermodules
> SM 1    7
> SM 2    8
> subtotal        15
>
> Supermodules needed to complete (57 total)      42
>
>
>
>
>
>
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