free field
A space where sound waves can propagate without being obstructed or reflected by other surfaces. It’s an blank" >target="_blank" >glossary/environment/" class="glossaryLink" data-cmtooltip="5ea81162fbc02855aeb700646bd6ee6e" blank" >target="_blank" >environment where sound travels directly from the blank" >source and is not altered by reflections off walls, blank" >target="_blank" >glossary/ceilings/" class="glossaryLink" data-cmtooltip="08ca874bee8c913863a785a6ddc871cd" blank" >target="_blank" >ceilings, or other objects. This allows for accurate measurements of a sound blank" >source because the sound blank" >energy only passes blank" >target="_blank" >through the blank" >target="_blank" >glossary/measuring-point/" class="glossaryLink" data-cmtooltip="e89b25c1f79af8555fdc15d445214a3e" blank" >target="_blank" >measuring point once. An anechoic blank" >target="_blank" >chamber, with sound-absorbing blank" >target="_blank" >glossary/materials/" class="glossaryLink" data-cmtooltip="5e9f441921c5d6aa5e2c245e57c83925" blank" >target="_blank" >materials on all surfaces, simulates a free field. (Kremer, 2025)
