engineering recuitment GATE ECE 2023-24 Test Series Communication Systems Passband Transmission Quadrature Phase Shift Keying (QPSK)
A satellite system employs QPSK modulation with 40% excess bandwidth per carrier including guard band. The voice channels use 64 kbps PCM coding. The no of channels supported by 36 MHz bandwidth of transponder in bandwidth limited case will be
Enter numerical value using the virtual keypad. Round off where necessary.