[Halld-cal] Detector Online!

[Curtis A. Meyer]

That is great news -- curtis
On 11/10/11 11:10 PM, Matthew Shepherd wrote:
>
> Hi all,
>
> I'm happy to report that the 25-elment prototype lead glass detector 
> has been installed under the Hall B tagger and everything appears 
> operational.  As evidence, I'm attaching a scope photo.  The blue 
> trace is the logic pulse from the trigger module on the front of the 
> detector.  The yellow trace is the signal from one of the lead glass 
> blocks.  You can see a nice cosmic ray signature:  the trigger fires 
> and we also see a PMT pulse in the lead glass.  I'm also attaching a 
> photo of the setup underneath the tagger.
>
> Many thank to John (F.), Dan, and Kei who carefully packed all of the 
> detector components at Indiana and made sure everything was in perfect 
> working order before shipping down here.  It was great to open the 
> toolbox and find every necessary tool to smoothly complete the 
> installation today.  You all made the job here very easy.  Thanks to 
> John (L.), Elton, Ivan, Alex, and the Hall B techs for their help with 
> the installation this morning.  We're looking forward to a productive 
> run over the next few months.
>
> Matt
>
>
>
>
>
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-- 
Prof. Curtis A. Meyer		Department of Physics
Phone:	(412) 268-2745		Carnegie Mellon University
Fax:	(412) 681-0648		Pittsburgh PA 15213-3890
cmeyer at ernest.phys.cmu.edu	http://www.curtismeyer.com/


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