SysSig 244 better - 14.1 to 14.5

Describe filters:

• Describe what is meant by:

  • passband

  • stopband

  • cuttof frequency

  • low-pass filter

  • high-pass filter

• Draw template graphs of frequency response plots for:

  • ideal low-pass filter

  • ideal high-pass filter

  • ideal bandpass filter

  • ideal bandreject filter

Describe Low-pass filters:

• The RL circuit:

  • describe why it is low pass

  • draw the magnitude and phase plots

  • define the cutoff frequency

  • describe how to analyse it in the s-domain

Solve

Describe Low-pass filters:

• The series RC circuit:

  • why it is a low pass filter

Solve:

Describe lowpass filters:

• draw the series RL and RC circuits

• derive the transfer function

• 
  

Describe how to relate the frequency domain to the time domain

Describe high-pass filters:

• The series RC circuit

  • how it forms a high-pass filter

  • how to analyse it

Solve

Solve

Describe the transfer functions and cut off frequencies of the RC and RL high pass filter circuits

Describe Bandpass filters:

• The characteristics of the bandpass filter

• the series rlc circuit:

  • why it forms a bandpass filter

  • its phase and magnitude plots

  • how to analyse it

Solve

Solve

Solve

Describe bandpass filters:

• draw the rlc bandpass filter circuits

• summarize the transfer functions of the two rlc badnpass filters

For bandpasss filters:

• Describe how to relate the frequency domain to the time domain

Describe band reject filters:

• The circuits

  • why the make up a bandreject filter

  • phase and magnitude plots

  • how to analyse the circuits

Solve

Summarize the bandreject circuits and transfer functions