当心理声学 vs 转速结果出现峰值时,接着在该转速上做基于阶次的分析。
心理声学曲线说明"有多难听",阶次分析说明"该改哪个部件"。
每份 vs 转速结果都应连同标准、声场与转速步长一并报告。缺了这些,
数字在不同实验室之间无法比较。
标准参考
DIN 45631/A1:2010 — Calculation of loudness level and loudness from the sound spectrum
— Zwicker method — Amendment 1: Calculation of the loudness of time-variant sound
DIN 45692:2009 — Measurement technique for the simulation of the auditory sensation of
sharpness
ECMA-418-2 — Psychoacoustic metrics for ITT equipment — Part 2: Models based on
human perception(听觉模型粗糙度与波动强度)
ECMA-418-1 — Psychoacoustic metrics for ITT equipment — Part 1: Prominent discrete
tones
DIN 45681:2005 + Berichtigung 2006 — Determination of tonal components of noise and
determination of a tone adjustment for the assessment of noise immissions
ISO/TS 20065:2022 — Acoustics — Objective method for assessing the audibility of
tones in noise — Engineering method