[PRad] PRad phone meeting on Friday (January 15) at 9:00am EST

[Li Ye]

Hi Eugene,
Yes, It will not take long to test them, I will test them , I can take them
tomorrow's morning.
Cheers
Li

Li Ye
757-291-9896
Physics Department
Mississippi State University

On Wed, Jan 20, 2016 at 6:27 AM, Eugene Pasyuk <pasyuk at jlab.org> wrote:

> I have 30 more new spare PMTs in my office. Are you going to test them too?
>
> -Eugene
>
> ----- Original Message -----
> > From: "Ashot Gasparian" <gasparan at jlab.org>
> > To: "Li Ye" <ly150 at msstate.edu>
> > Cc: "prad" <prad at jlab.org>
> > Sent: Tuesday, January 19, 2016 5:23:23 PM
> > Subject: Re: [PRad] PRad phone meeting on Friday (January 15) at 9:00am
> EST
>
> > Hi Li,
> >
> > The test setup looks fine to me, it has to be done on that way.
> > But, I am having problem with the signal shape. It looks like
> > either you have to intense light source or/and to long light signal.
> > The typical signal has to be ~100 mv (you have ~1 V level that is not
> > good for the tube) and ~20 nsec.
> > Try to retune the LED generator appropriately and see again.
> >
> > I will take the key with me next time.
> >
> > Thanks,
> > Ashot
> >
> >
> >> Hi Ashot,
> >> I and Xinzhan tested spare 19 PMTs , they all good.
> >> We used a LED light and put PMTs in the black box
> >> Please see the attached photos of setup and signal.
> >> Would you please bring the key of your locker which I and Xinzhan
> believe
> >> you put some dividers in.
> >> Cheers
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >> On Tuesday, January 19, 2016, <gasparan at jlab.org> wrote:
> >>
> >>>
> >>>  Hi Chao,
> >>>
> >>>  One important question: how do you reconstruct the angle?
> >>>  1) is that by the hit-position in GEM?
> >>>  2) is that the angle after the scattering in the material?
> >>>
> >>>  Ashot
> >>>
> >>>
> >>> > Dear All,
> >>> >
> >>> > Attached is the simulation for new window between target chamber and
> >>> > vacuum
> >>> > box.
> >>> >
> >>> > Best Regards,
> >>> > Chao
> >>> >
> >>> > On Thu, Jan 14, 2016 at 6:10 PM, Chao Peng <pengc2010 at gmail.com
> >>> <javascript:;>> wrote:
> >>> >
> >>> >> Dear all,
> >>> >>
> >>> >> We will have our weekly phone meeting on this Friday (January 15) at
> >>> >> 9:00am EST.
> >>> >> Room F227 is reserved for people at JLab.
> >>> >>
> >>> >> On the agenda:
> >>> >> - DAQ development
> >>> >> - GEM status
> >>> >> - Accelerator Status/Schedule
> >>> >> - Other topics, target, beamline, pre-calibration...
> >>> >> - New meeting time
> >>> >>
> >>> >> The link to the minutes of the weekly meetings is:
> >>> >> https://wiki.jlab.org/pcrewiki/index.php/PRad_Weekly_Meetings
> >>> >>
> >>> >>
> >>> >> Instructions for using Blue Jeans to join the meeting:
> >>> >>
> >>> >> 0. You can have access to the screen sharing through this URL:
> >>> >> https://bluejeans.com/6017317348
> >>> >>
> >>> >> 1. Dial Toll-Free Number: 1-888-240-2560 (from US and Canada
> >>> excluding
> >>> >> Hawaii and Alaska)
> >>> >>     For the list of numbers to call in from a foreign country,
> please
> >>> >> visit: http://bluejeans.com/numbers
> >>> >>
> >>> >> 2. Enter the Meeting ID, followed by #
> >>> >>     Meeting ID: 6017317348
> >>> >>
> >>> >> 3. Moderator passcode: 2284
> >>> >>
> >>> >> Please let me know if you cannot make it.
> >>> >> Thank you very much.
> >>> >>
> >>> >> Best regards,
> >>> >> Chao
> >>> >>
> >>> >> --
> >>> >> Chao Peng
> >>> >> Department of Physics
> >>> >> BOX 90305
> >>> >> Duke University
> >>> >> Durham, NC 27708
> >>> >>
> >>> >
> >>> >
> >>> >
> >>> > --
> >>> > Chao Peng
> >>> > Department of Physics
> >>> > BOX 90305
> >>> > Duke University
> >>> > Durham, NC 27708
> >>> > _______________________________________________
> >>> > PRad mailing list
> >>> > PRad at jlab.org <javascript:;>
> >>> > https://mailman.jlab.org/mailman/listinfo/prad
> >>> >
> >>>
> >>>
> >>> _______________________________________________
> >>> PRad mailing list
> >>> PRad at jlab.org <javascript:;>
> >>> https://mailman.jlab.org/mailman/listinfo/prad
> >>>
> >>
> >>
> >> --
> >> Li Ye
> >> 757-291-9896
> >> Physics Department
> >> Mississippi State University
> >>
> >
> >
> > _______________________________________________
> > PRad mailing list
> > PRad at jlab.org
> > https://mailman.jlab.org/mailman/listinfo/prad
>
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