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Old 7th February 2015, 09:19 PM   #1
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Default Help needed for calaculate cutoff frequency ?

I have seen this low pass filter but I want to calculate cutoff freq. of this type of filter.How can i calculate cut off frequency ?
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Old 7th February 2015, 11:00 PM   #2
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Dale's Homemade Robots - Lowpass and Highpass Filter Calculator

5th calculator down.

Cheers George
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Old 8th February 2015, 12:46 AM   #3
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Not as versatile as georgehifi's, but it does have the advantage of simplicity:

Low Pass Filter Calculator
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Old 9th February 2015, 09:03 PM   #4
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Thank you
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