head 1.2; access; symbols; locks; strict; comment @# @; 1.2 date 2018.03.15.08.57.24; author root; state Exp; branches; next 1.1; 1.1 date 2018.03.15.07.49.22; author root; state Exp; branches; next ; desc @This document (2.1 Loudness) is re-created by black-wolf-cc on 01 August 2017 @ 1.2 log @This document (2.1 Loudness) is lastly updated by black-wolf-cc status:PUBLISHED on 15 March 2018 @ text @{ "_id": { "$oid": "59b7e5242c4796015b350c27" }, "_type": "GSystem", "access_policy": "PUBLIC", "altnames": "2.1 Loudness", "annotations": [], "attribute_set": [], "author_set": [], "collection_set": [], "comment_enabled": null, "content": "

Loudness

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Loudness of the sound corresponds to its amplitude.

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Let us first see the amplitude of three balls moving to and fro from their mean position.

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Video 2.1: Amplitude
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Amplitude is the maximum displacement of the vibrating particle from its mean position.

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