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Electrical and Computer Engineering ECE 374. Ultrasonic Techniques Ultrasonic wave propagation, generation, detection, and measurement in liquid and solid media, acoustic impedance concepts, ultrasonic absorption and velocity measurement techniques, piezoelectricity, and discussion of industrial, experimental, bioengineering, and medical applications. Prerequisite: ECE 373 or equivalent, or consent of instructor. 3 hours, or ¾ or 1 unit.