Explanation: Quality factor (Q) is the measure of selectivity, meaning higher the value of Q, the narrower its bandwidth. 3. A band-pass filter has a bandwidth of 250Hz and center frequency of 866Hz. Find the quality factor of the filter?
A. 3.46
B. 6.42
C. 4.84
D. None of the mentioned
Answer:A
Explanation: Quality factor (Q) is the measure of selectivity, meaning higher the value of Q, the narrower its bandwidth. 3. A band-pass filter has a bandwidth of 250Hz and center frequency of 866Hz. Find the quality factor of the filter?
A. 3.46 B. 6.42 C. 4.84 D. None of the mentioned
Explanation: Quality factor of band-pass filter, Q =fc/bandwidth= 566/250=3.46. 4. Find the center frequency of wide band-pass filter