If a binary signal is sent over a 3-kHz channel whose signal-to-noise ratio is 20 dB, what is the maximum achievable data rate?
Answer to relevant QuestionsWhat signal-to-noise ratio is needed to put a T1 carrier on a 50-kHz line?In Fig. 2-6 the left hand band is narrower than the others. Why?Using only the data given in the text, what is the maximum number of telephones that the existing U.S. system can support without changing the numbering plan or adding additional equipment? Could this number of telephones ...How many frequencies does a full-duplex QAM-64 modem use?A signal is transmitted digitally over a 4-kHz noiseless channel with one sample every 125 µsec. How many bits per second are actually sent for each of these encoding methods? (a) CCITT 2.048 Mbps standard. (b) DPCM with ...
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