<p class="MsoBodyText"><span lang="EN-GB">This document specifies a method to determine the apparent speech level reduction of furniture ensembles and enclosures (hereinafter referred to as test objects) in field conditions meeting engineering grade of accuracy.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">The method is applicable to furniture ensembles or enclosures, which can be used by one or more occupants.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This method is not intended for single components used in workstations, such as a screen, a storage unit, a table, a luminaire, a cupboard, a bookshelf, a standard chair, a wall absorber, or a ceiling absorber.</span></p>
Registration number (WIID)
86879
Scope
<p class="MsoBodyText"><span lang="EN-GB">This document specifies a method to determine the apparent speech level reduction of furniture ensembles and enclosures (hereinafter referred to as test objects) in field conditions meeting engineering grade of accuracy.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">The method is applicable to furniture ensembles or enclosures, which can be used by one or more occupants.</span></p>
<p class="MsoBodyText"><span lang="EN-GB">This method is not intended for single components used in workstations, such as a screen, a storage unit, a table, a luminaire, a cupboard, a bookshelf, a standard chair, a wall absorber, or a ceiling absorber.</span></p>
