2. What is the maximum data rate of a binary signal traveling over a 3 kHz channel with 20 dB signal to noise ratio? (Hint – Shannon Channel Capacity)
3. A cable company enters the telephone business using a 10 Gbps fiber optic cable. Assuming that each telephone conversation is digitized into an 8-bit sample every 125 µsec, how many simultaneous telephone conversations can the cable carry?