Acoustic analysis on the voice of choir singers using Spectroid

Abstract

This study was conducted based on interdisciplinary approach, physics, and vocal music science, it could be used as an alternative activity to support student learning about a sound wave. The aim of this study was to analyze the voices of the school choir singers using Android App namely Spectroid... The result showed that 16 of 18 singers had been in the right position based on their type of voice. There are two singers had not been in the right position because they positioned in a bass group which their voice could not reach the minimum limit of Bass frequency. The Soprano group which had the frequency range 148.6 Hz-1045.6 Hz, 6 of 8 singers could be in mezzosoprano and 4 of them could be in Alto. The Tenor group (96.4 Hz-697.0 Hz), 1 of 2 singers could be in Baritone but both of them could not be in Bass. The Bass group (81.4 Hz - 493.8 Hz), 2 of 4 singers are true Bass but all of them could be in Baritone and 1 of them could be in tenor. All of 4 singers in Alto group (171.2 Hz-702.0 Hz), only positioned in Alto.