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Eu f t. MASSACHUSETTS INSTITUTE OF TECHNOLOGY DEPARTMENT OF MECHANICAL ENGINEERING 2161 Signal Processing – Continuous and Discrete Determining a System’s Causality from its Frequency Response 1 A causal system is one that is nonanticipatory, that is its impulse response h(t) = 0 for all time t <. B G K 8%T#Ý. B g* \ M S T K º<K D7H _ X 8 Z c.
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