Airborne and Impact Sound Transmission Measurements on a Wood Truss Floor
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Overview: Airborne and impact sound transmission measurements were performed on a floor assembly which comprised NRC reference carpet, NRC reference underpad, QuietWood QW-631 Serenity, 457 mm parallel wood trusses and QuietRock QR-530 Serenity. For purposes of this paper, this specimen is identified as Specimen B3414-9. The Sound Transmission Class (STC) and Weighted Sound Reduction Index are single-figure rating schemes intended to rate the acoustical performance of a partition element under typical conditions involving office or dwelling separation.
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Format: PDF | Size: 334KB | Date: Aug 2004 | Pages: 13
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