Which filter attenuates any frequency outside the pass band?
A. Band-pass filter
B. Band-reject filter
C. Band-stop filter
D. All of the mentioned
Answer:A
Which filter attenuates any frequency outside the pass band?
A. Band-pass filter B. Band-reject filter C. Band-stop filter D. All of the mentioned
Explanation: A band- pass filter has a pass band between two cut-off frequencies fH and fL. So, any frequency outside this pass band is attenuated. 2. Narrow band-pass filters are defined as