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Difference between revisions of "Sound Quality Lite"
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→Short history about loudness:
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* The “European” way : Zwicker method | * The “European” way : Zwicker method | ||
ISO 532-1 (release in 2017 ) this standards is a revision and based on ISO 532 B. | ISO 532-1 (release in 2017 ) this standards is a revision and based on ISO 532 B. | ||
It is based on DIN 45631/A1 standard for determining both stationary and time variable noise according to Zwicker. | It is based on DIN 45631/A1 standard for determining both stationary and time variable noise according to Zwicker. | ||
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- avoid any uncertainty regarding the practical implementation. | - avoid any uncertainty regarding the practical implementation. | ||
- Better continuity and comparability than earlier calculations. | - Better continuity and comparability than earlier calculations. | ||
* The “Amercian” Way. | * The “Amercian” Way. | ||
ISO 532-2 this standards is based and replaced ISO 532 A (loudness according to Stevens) | |||
The standard is based on the American ANSI S3.4-2007 standard for calculating stationary loudness according to Moore and Glasberg. | The standard is based on the American ANSI S3.4-2007 standard for calculating stationary loudness according to Moore and Glasberg. | ||