free field

Isaac Kremer/ November 23, 2025/

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)

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About Isaac Kremer

IsaacKremer.com is the personal website of Isaac Kremer, MSARP, a nationally recognized leader in the Main Street Approach to commercial district revitalization with over 25 years of experience. Kremer, New Jersey's first certified Main Street America Revitalization Professional (MSARP), has served as founding executive director for organizations like Experience Princeton and the Metuchen Downtown Alliance, which won a Great American Main Street Award under his leadership. He recently became director of the Royal Oak Downtown Development Authority in Michigan.