Re: [BLAST_SHIFTS] zero field test

From: Peter Karpius (karpiusp@einstein.unh.edu)
Date: Mon Feb 28 2005 - 16:52:07 EST


I just got here, but Taylan has said that the WC's are holding voltage now
and are all up at 3850V. Will advise if this changes over shift.

                 Pete

On Mon, 28 Feb 2005, Aaron Joseph Maschinot wrote:

>
>> The other severe problem, however, was that the wire chambers would not
>> hold the voltage, even at a lowered beam current of 75mA.
>
> are the wire chambers still not holding voltage? there was a problem with
> them on sunday morning; nikolas and i got them back into a working state
> then. he then took at least a couple of hours of data with them on, and
> he told me that the chambers were working fine. at some later point in
> his shift, i think you guys switched the power supply off and took data
> without the chambers on.
>
> so, is there still (as of monday, 16:00) a problem with the chambers or
> was the above statement based on reports from sunday morning?
>
> aaron
>

----------------------------------------------
Pete Karpius
Graduate Research Assistant
Nuclear Physics Group
University of New Hampshire
phone: (603)978-6152
FAX: (603)862-2998
email: karpiusp@einstein.unh.edu
http://pubpages.unh.edu/~pkarpius/homepage.htm
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