1. Filters: Intuitive Understanding
Impedance:
Transfer Function:
Low-pass filters:

2. Filters: Intuitive Understanding
Low-pass filters:
At low frequency:
At high frequency:
Dimensionless Frequency:

3. Filters: Intuitive Understanding
High-pass filters:
At low frequency:
At high frequency:

4. } Filters: Intuitive Understanding Band-pass or Band-stop Filters:
Low-pass
High-pass
High-pass
Low-pass
High-pass }
Low-pass

5. Filters: Intuitive Understanding
Band-pass or Band-stop Filters:
Band-pass
Band-stop
Low-pass
High-pass

6. Complex Frequency and Laplace Transform
Phasor and Impedance
What if
Define complex frequency

7. Transfer Function
Bode Plot: Matlab FREQS

8. Filters: Intuitive Understanding
Active filters:
Low pass filter

9. } Transfer Function Active Band-pass or Band-stop Filters: High-pass
Low-pass
Transfer Function? Quiz

10. High Order Filters Loading Filter order ? Determined by the or of the
Denominator of the transfer function
Cascade Connections
Loading

11. Band Pass Filter Transfer Function Center Frequency?
What if the transfer function is described as

12. Effect of Function Generator
Cascade Connection
Center Frequency