Question

a. Analyse the effect of number of amplitude levels in ASK and QAM systems in terms of (12 Marks) b. Why inter symbol interference (ISI) is a major cause that result in bit errors in baseband 3. complexity of system, error performance and speed of data transfer.

Answer 1

ASK System ettet in AmPitude leve Ask (Ampli tude shift xeying) u a digital modulathen technaul d尐ned ao the procenot shifting 여 amplitude camex. annen Signal between tec levels . Signal eil, be tansmtted 4t h siqnal value i 1's and O's The menage Signal be binar se uma 0 Vm ASK

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