[Tpe] Sector 5 hole

Larry Weinstein lweinste at odu.edu
Mon Dec 20 16:11:58 EST 2010


Dear Valery,

Thank you.  We (i.e., Puneet) are checking that now.  Someone had 
suggested that might be related to the sector 5 hole during the morning 
meeting, so I wanted to clearly exclude that.

- Larry

Valery Kubarovsky wrote:
> Dear Larry,
>
> Mistiming has nothing to do with sector 5. I asked you to check timing
> for EC and TOF
> to make sure that we completely understand our trigger. Let me remind
> you that we removed 25 ns
> from the trigger delay on Thursday after trigger delay study based on
> only one counter.
>
> Another new trigger feature in your experiment is 3 different trigger
> signal for TOF.
> Nobody checked that this 3 groups are correctly reflected in the trigger box.
>
> Regards,
> Valery
>
>
> On Mon, Dec 20, 2010 at 2:42 PM, Larry Weinstein<lweinste at odu.edu>  wrote:
>    
>> Dear Valery,
>>
>> The big hole in sector 5 at forward angles in FX's replay comes from a
>> corresponding hole in the region 2 DC at forward angles, not from mistiming.
>>
>> --
>>                                 Sincerely,
>>                                 Larry
>>
>> -----------------------------------------------------------
>> Lawrence Weinstein
>> University Professor
>> Physics Department
>> Old Dominion University
>> Norfolk, VA 23529
>> 757 683 5803
>> 757 683 5809 (fax)
>> weinstein at odu.edu
>> http://www.physics.odu.edu/~weinstei
>>
>>
>>      

-- 
				Sincerely,
				Larry

-----------------------------------------------------------
Lawrence Weinstein
University Professor
Physics Department
Old Dominion University
Norfolk, VA 23529
757 683 5803
757 683 5809 (fax)
weinstein at odu.edu
http://www.physics.odu.edu/~weinstei



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