The specific formula applies only for a first order RC low pass filter. This is derived from its frequency response: H(jω)=11+jωRC. The cutoff frequency is ... ... <看更多>
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The specific formula applies only for a first order RC low pass filter. This is derived from its frequency response: H(jω)=11+jωRC. The cutoff frequency is ... ... <看更多>
One comparatively easy method is to keep the filter fixed and modulate signal time instead. For example, if signal time runs 10x faster a ... ... <看更多>