Question: A receiver for base band digital data has a threshold set at instead of zero. Rederive (9.8), (9.9), and (9.11) taking this into account.

A receiver for base band digital data has a threshold set at ε instead of zero. Rederive (9.8), (9.9), and (9.11) taking this into account. If P(+A) = P(-A) = 1/2, find E_b / N₀ in decibels as a function of e for 0 ≤ ε /σ ≤ 1 to give P_E = 10^-6, where σ² is the variance of N.

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