Acceleration in free fall audio analysis

Finds frequency of spark generator from audio recording.


Updated 29 Jul 2022

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Examination of mobile phone audio recording of 60-cycle triggered spark generator used in an acceleration in free fall experiment. Spark times are identified and the mean time between sparks found using peak finding and autocorrelation. This script could be used to find the frequency of other repetitive pulsed signals.

Cite As

Duncan Carlsmith (2023). Acceleration in free fall audio analysis (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2022a
Compatible with any release
Platform Compatibility
Windows macOS Linux

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