engineering recuitment ISRO Scientist Electronics Mock Test Communication Systems Introduction To Digital Modulation Bandpass Modulation
A 70 MHz carrier is QPSK modulated by a 1.544 Mbps T1 data stream. The transmitter employs a raised-cosine filter with α = 0.2. What is the transmitted bandwidth of the signal?
1
3705.6 kHz
2
1852.8 kHz
3
308.8 kHz
4
926.4 kHz