[Halld-tracking-hw] FDC meeting minutes posted
Fernando J. Barbosa
barbosa at jlab.org
Fri Jul 15 14:04:36 EDT 2011
Hi Lubomir,
All the HV caps inside and outside of the gas volume in the prototype
chambers are covered with Humiseal - this is a requirement and I have
mentioned this a number of times. For reference, GlueX-doc-1384 has the
current draw per sense wire at 100 nA. Because bench tests are not
representative of realistic chamber performance, I suggest using the
Humiseal on the frames you just assembled and re-test them. I have
tested the HV caps (including the ones for the FCAL CW bases) and they
perform as well as the ones on the prototype - there are no better ones.
Regarding the naming convention, we will replace the comma with a dash
(easier identification). Have you considered using preamp card location
number instead of the actual wire or strip numbers? That would improve
legibility of the label.
Best regards,
Fernando
Lubomir Pentchev wrote:
> The minutes of the last FDC meeting were posted at:
>
> http://www.jlab.org/Hall-D/software/wiki/index.php/Minutes-7-14-2011
>
> Regards,
> Lubomir
>
> _______________________________________________
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