8. If non-uniform quantization is to be implemented using the u- law with = 5. For an 8-bit quantizer, how many levels in total (approximately) are going to represent the signal for -40% to 40% of the maximum possible input amplitude. A. 64 levels B. 101 levels C. 256 levels D. 155 levels E. 128 levels normalized output Ivi 1.0 B. 30 MHz C. 15 MHz D. 7.5 MHz E. 6 MHz 0.8- 0.6- 0.4. 0.2 0 H=100 H=5 =0 0.2 0.4 0.6 0.8 1.0 Normalized input Iml 9. Using Nyquist criterion pulses with roll-off factor of 0.93, and 8-PAM, if the bandwidth of the baseband channel is 579 Hz, Find the bit rate in bps. A. 300 bps B. 2400 bps C. 600 bps D. 1600 bps E. 1200 bps 10. A binary data at a rate of 30 Mbps to be transmitted using 16-ary PSK with a pulse satisfying Nyquist criteria. The minimum required transmission channel bandwidth: A. 3.75 MHz