Which modulation requires more bandwidth?
A. QPSK
B. OQPSK
C. BPSK
D. BFSK
Answer:A
Which modulation requires more bandwidth?
A. QPSK B. OQPSK C. BPSK D. BFSK
Explanation: BPSK requires more bandwidth than the other modulation techniques for the given level of spectral density.