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Table 2

Tone-to-noise ratio for the fixed four partial stimuli for each tone component in Test 1.

Tone-to-noise ratio First Second Third Fourth
(ECMA 418-1) harmonic harmonic harmonic harmonic
350 Hz 24.4 dB 16.4 dB 11.3 dB 10.2 dB
950 Hz 20.9 dB 20.2 dB 17.8 dB 18.0 dB
1750 Hz 25.3 dB 23.5 dB 24.6 dB 22.2 dB
2750 Hz 27.3 dB 28.1 dB 24.9 dB 24.0 dB

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