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Tuning the active RC filter

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naisare

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How to tune the active RC filters?
Any material on this subject is appreciated..

Thank you
 

naisare

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I have designed sallen key high pass filter..The cutoff frequency is 1MHz..
Now I need to tune the R and C of this filter since the variation of these components are 20% in the silicon..I am looking for any proven method for this..

Thank you..
 

jiangnancai

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Tuning the capacitor or the resistor please.
actually ,the switched-capacitor tuning is usually proposed
 

pankajdudulwar

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i feel can u go for varactor kinds of stuff..just a suggestion
 

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