2023年10月25日 · As significant errors were reported in 1985 for the international standard related to equal-loudness-level contours (ELLCs) for pure tones, the earlier international …

Acoustics — Normal equal-loudness-level contours. This International Standard specifies combinations of sound pressure levels and frequencies of pure continuous tones which are …

INTERNATIONAL STANDARD ISO 226:2003(E) © ISO 2003 — All rights reserved 1 Acoustics — Normal equal-loudness-level contours 1 Scope This International Standard specifies …

The ISO 226 standard is the Acoustics Standard for normal equal-loudness-level contours. Normal equal-level-contours are often referred to as equal-loudness-curves and provide …

The standard ISO 226 [1] specifies combinations of sound pressure levels and frequencies of pure continuous tones that are perceived as equally loud by human listeners. These equal …

ISO 226 was prepared by Technical Committee ISO/TC 43, Acoustics. This second edition cancels and replaces the first edition (ISO 226:1987), which has been technically revised.

2003年8月15日 · This International Standard specifies combinations of sound pressure levels and frequencies of pure continuous tones which are perceived as equally loud by human listeners. …

Equal-loudness contours for listening in free sound fields are given in ISO 226-BS 3383. The specification for the minimum audible field in ISO 226 is the basis for sound field audiometry …

This document specifies combinations of sound pressure levels and frequencies of pure continuous tones which are perceived as equally loud by human listeners. The specifications …