engineering recuitment GATE EE 2023-24 Test Series Analog Electronics Op-Amp and Its Applications Filters
Band Reject filter to reject frequencies between f1 & f2 (f2 > f1) can be constructed by _______.
1
Connecting LPF of fc = f1 followed by HPF of fc = f2 in series
2
Connecting LPF of fc = f2 followed by HPF of fc = f1 in series
3
Connecting LPF of fc = f1 and HPF of fc = f2 in parallel
4
Connecting inputs of both LPF of fc = f1 and HPF of fc = f2 and then summing their outputs