You searched for: “phonometer
phonometer
1. An instrument for measuring the pitch and intensity of sounds.
2. An instrument for measuring or automatically recording the number or force of sound-waves; phonometrics.
Word Entries containing the term: “phonometer
fall phonometer, fallphonometer
An instrument used in experimental psychology designed to furnish sounds whose intensities are in known ratios by permitting balls to drop from different heights upon plates of metal or slate.