FILTERSFILTERS

Filter

The purpose of a filter is to pass signals of certain frequencies,

The purpose of a filter is to pass signals of certain frequencies, and stop other frequencies.

Filter

Frequency Response Plot

Amplitude Parameters

Frequency Response Plot

Frequency Response Plot

Frequency Response Plot

Phase Parameters fo critical frequency

Frequency Response - phase vs frequency

Frequency Response - phase vs frequency

Frequency Response - phase vs frequency

Roll - off Rate dB/decade

Roll - off Rate dB/decade

Roll - off Rate dB/decade

Roll - off Rate dB/octave

? Pass Filter

Low Pass Filter

High Pass Filter

?

High Pass Filter

Band Pass Filter

?

Band Pass Filter

?Filter

Notch (Band Stop) Filter