Explanation: The output voltage of all-pass filter is given as VO =Vin× [(1-j2πfRC) /(1+j2πfRC)] . 10. Determine the input frequency for all-pass filter with phase angle as 62o. Consider the value of resistor and capacitor are 3.3kΩ and 4.7µF.
A. Input frequency= -7.65Hz
B. Input frequency= -6.77Hz
C. Input frequency= -3.89Hz
D. Input frequency= -9.65Hz
Answer:A
Explanation: The output voltage of all-pass filter is given as VO =Vin× [(1-j2πfRC) /(1+j2πfRC)] . 10. Determine the input frequency for all-pass filter with phase angle as 62o. Consider the value of resistor and capacitor are 3.3kΩ and 4.7µF.
A. Input frequency= -7.65Hz B. Input frequency= -6.77Hz C. Input frequency= -3.89Hz D. Input frequency= -9.65Hz
Explanation: The phase angle is given as Φ = -2tan-1×(2πfRC)