Yang, 
 
Yes, and don't forget the Purcell filter introduced by Franz.  It is a
good idea, but it will change things from your original calculation,
for the better we expect! 
 
Richard J. 
 
Tim Whitlatch wrote:
47A0B087.4060308@jlab.org">
  
Thanks Yang. We are currently calling for a 1 piece design which
correlates to your original concept. What other changes did the
Russians do that may affect the analysis? 
   
Tim. 
   
Tim 
   
Guangliang Yang wrote:
  
    Dear Tim, 
      
         Only items 2 and 8 are
relevant
to the magnetic field calculation. In my magnet model,  there are
no gaps between yokes and the pole edges are rounded. Actually, I need
to redo the magnetic field calculation, because the Russians made some
modifications that may slightly affect the field distribution.  I did
the magnetic field analysis based on the conceptual design, but didn't
do it based on the 35% drawing.   I plan to redo the magnetic field
analysis after the stage 1 of the statement of work , because most
of the details should be finalized at that time,    
      
    Regards 
      
    Yang 
      
    
      ----- Original Message -----  
      
      
      
      Sent: Wednesday, January 30, 2008 1:14 PM 
      Subject: [Fwd: [Fwd: Re: Tagger Follow Up Questions]] 
       
       
Hi Yang, 
       
A clarification question has been asked. I think the answer is yes, but
can you confirm. The question is if the magnetic field analysis already
done includes the "addendum" items in the specification? 
       
Tim 
       
-------- Original Message --------
      
       
       
      Tim,
I sent the answers that you provided and the vendor has further follow-up and 
need an answer right away.  Please respond as soon as possible.  If we 
need to set up a conference call, let me know.
Ross
-- 
W. Ross Small
Subcontracts Group Manager
Jefferson Lab
628 Hofstadter Road, Suite 5
Newport News, VA 23606
Phone 757-269-7603  Fax 757-269-7057
e-mail  small@jlab.org
    
     
   
 
 
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