4.12.2: Equipment Last updated Mar 8, 2021 Save as PDF 4.12.1: Introduction 4.12.3: Procedure Page ID33905 James M. FioreMohawk Valley Community College ( \newcommand{\kernel}{\mathrm{null}\,}\) PC, preferably with a 3 button mouse Sample Wrench audio editor Sound file of human voice (preferably no more than a few seconds)