Download Introduction to NI ELVIS

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Lab 1
NI ELVIS Workspace Environment
Kirchoff’s laws, show that the charging voltage VC across the capacitor is
given by:
VC
 – -t  

 τ

= V0 1 – e 




and the discharge voltage VD is given by:
VD
  – -t- 
τ
= V0  e 




You can extract the time constant from the measured chart.
Observe the LabVIEW diagram window to see how this program works.
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Introduction to NI ELVIS