1. FILTERS

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

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

4. Frequency Response Plot

5. Amplitude Parameters

6. Frequency Response Plot

9. Phase Parameters f o critical frequency

10. Frequency Response - phase vs frequency

13. Roll - off Rate dB/decade

16. Roll - off Rate dB/octave

17. ? Pass Filter

18. Low Pass Filter

19. High Pass Filter ?

21. Band Pass Filter ?

23. ? Filter

24. Notch (Band Stop) Filter