Lecture 18 Bode Plot, High Pass Filter, Series Resonance: Lecture 18 Bode Plot, High Pass Filter, Series Resonance
: First-Order Low Pass Filter
Bode Plot for a First-Order Low-Pass Filter: Bode Plot for a First-Order Low-Pass Filter A Bode plot shows the magnitude of a network function in decibels versus frequency using a logarithmic scale for frequency.
Bode Plot for a First-Order Low-Pass Filter: Bode Plot for a First-Order Low-Pass Filter
Asymptotic Behavior of Magnitude for Low and High Frequencies: Asymptotic Behavior of Magnitude for Low and High Frequencies
Magnitude Bode Plot for First-Order Low Pass Filter: Magnitude Bode Plot for First-Order Low Pass Filter
Asymptotic Behavior of Phase for Low and High Frequencies: Asymptotic Behavior of Phase for Low and High Frequencies
PowerPoint Presentation: A horizontal line at zero for f < f B / 10. 2. A sloping line from zero phase at f B / 10 to –90° at 10 f B . 3. A horizontal line at –90° for f > 10 f B .
Exercise 6.11: Exercise 6.11 Sketch the Bode plots for the low-pass filter shown above:
Exercise 6.11: Exercise 6.11
First-Order High-Pass Filter: First-Order High-Pass Filter
First-Order High-Pass Filter: First-Order High-Pass Filter
First-Order High-Pass Filter: First-Order High-Pass Filter
First-Order High-Pass Filter: First-Order High-Pass Filter
Asymptotic Behavior of First-Order High-Pass Filter: Asymptotic Behavior of First-Order High-Pass Filter
Bode Plots for the First-Order High-Pass Filter: Bode Plots for the First-Order High-Pass Filter
Exercise 6.13: Exercise 6.13 Find the transfer function for this circuit:
Exercise 6.14: Exercise 6.14 Find the half power frequency and the capacitance for a high-pass filter that reduces the amplitude of a frequency component at 1 kHz by 50dB R=1k
Exercise 6.14: Exercise 6.14 What half-power frequency f B is 2.5 decades above 1 kHz?
Exercise 6.14: Exercise 6.14
Computer-Generated Bode Plot: Computer-Generated Bode Plot
Computer-Generated Bode Plot: Computer-Generated Bode Plot Check the low and high frequency behavior to make sure the computer generated Bode plot is correct
Low Frequency Behavior: Low Frequency Behavior At low frequency the inductance is a short circuit The capacitance is an open circuit
Low Frequency Behavior: Low Frequency Behavior
High Frequency Behavior: High Frequency Behavior At high frequency the inductance is an open circuit The capacitance is a short circuit
High Frequency Behavior: High Frequency Behavior
MATLAB Code: MATLAB Code
MATLAB Output: MATLAB Output
Resonance: Resonance Resonance is a phenomenon that can be observed in mechanical systems and electrical circuits.
Series Resonance: Series Resonance http://www.intuitor.com/resonance/circuits.html
Series Resonance: Series Resonance http://www.intuitor.com/resonance/circuits.html
Series Resonance: Series Resonance http://www.intuitor.com/resonance/circuits.html
Series Resonance: Series Resonance http://www.intuitor.com/resonance/circuits.html
Series Resonance: Series Resonance http://www.intuitor.com/resonance/circuits.html
Series Resonance: Series Resonance For resonance the reactance of the inductor and the capacitor cancel:
Series Resonance: Series Resonance Quality factor Q S
Series Resonance: Series Resonance
Series Resonance: Series Resonance