A vibration signal at is sampled at with no anti-alias filter fitted

PHYSICS · Subjective · Fermi University Physics · Electronics, Instrumentation & Communication · Digital electronics, embedded systems and data acquisition · Digital electronics, embedded systems and data acquisition

Electronics for Measurement, Ch Sampling, quantisation and the acquisition chain

Problem

A vibration signal at

135\,\text{kHz}

is sampled at

f_s = 100\,\text{kHz}

with no anti-alias filter fitted. Calculate the frequency at which this signal appears in the sampled record.

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