Answer to Question #194292 in Electrical Engineering for John Gly

Question #194292

Electronics engineering: FILTERS


Design a 2nd order crossover network with the following specifications:  

  • High Pass cutoff frequency = 3100 Hz
  • Low Pass cutoff frequency = 310 Hz
  • Bandpass frequency = 310Hz to 3100Hz   
1
Expert's answer
2021-05-31T06:39:54-0400

An Op-Amp based bandpass filter is as shown below




The transfer function

The circuit will behave as BPF if

Commercial available resistance nearest to calculated R1 is 11k

Therefore,

Commercial available capacitor nearest to calculated C2 is 2.7nF

Therefore,


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