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very urgent!! S21

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Hello Everyone,

i am simulating a structure(coplanar striplines).. and need to evaluate the s-parameters...... after execution...
when i try to view the s-parameters from the post processing>>Data Display>>global it gives the value for s11 but when i try to disply for S21 it says!

'Expression X is undefined'

please give me some suggestions....

any help would be appreciated!!

regards..

#Application file link:
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1 Reply Last Post Jul 17, 2011, 2:31 p.m. EDT
COMSOL Moderator

Hello Mohammed Abdul Hadi

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Posted: 1 decade ago Jul 17, 2011, 2:31 p.m. EDT
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