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filter a waveforms

Hi everybody..

 

is there a simply way to filter a waveform (or an array of DBL) in the frequency domain if i have a transfer function?? Let's suppose my transfer functions is:

1/(1.2 + 0.5x + 0.7x^2... +...) that rappresent the frequency response of a system that i want to rapresent. If i want to filter any other signal like it pass through my system i have to implement the trasfer function. Have you got any idea?? I post i .vi i realized with the digital filter module, but when i insert high value for the filter denominator the response look a little bit strange... do you have any oder solution for this??

 

Thank You

 


Nigeltorque
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Hello NigelTorque, 

 

could you please take a look at this forum? I think you will find the information useful. 

 

http://forums.ni.com/t5/Signal-Generators/Amplifier-Design/m-p/1000688

 

 

 

 

 

 

 

 

Antonios
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