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A digital communication system is transmitting data at a bit rate of 1 Mbps. The system uses 8-level amplitude shift keying (ASK) modulation and transmits

A digital communication system is transmitting data at a bit rate of 1 Mbps. The system uses 8-level amplitude shift keying (ASK) modulation and transmits 4 bits per symbol. What is the minimum bandwidth required for this transmission?

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