Sound Absorption definition

Sound Absorption means (1) the process of dissipating sound energy and (2) the property possessed by materials, objects, and structures, such as rooms, for absorbing sound energy.

Examples of Sound Absorption in a sentence

  • Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • ASTM E795 Standard Practices for Mounting Test Specimens During Sound Absorption Tests.

  • ASTM International: ASTM C423 Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • SECTION INCLUDESSound Absorptive Wall PanelsSound Absorptive Ceiling Panels [Clouds]Sound Absorptive Ceiling TileMiscellaneous Accessories REFERENCES ASTM International: ASTM C423 Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • ASTM C 423 Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • Corridors and eating/galley areas: Plastered or spackled and taped gypsum board or mineral acoustical tile.Acoustical RequirementsReverberation Control: Private office and conference rooms using suspended acoustical ceilings shall have a noise reduction coefficient (NRC) of not less than 0.65 in accordance with ASTM C423-17 (or latest version at time of lease execution) Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

  • Sound Absorption: The composite sheet metal and sound absorbing assembly shall have a sound absorption coefficient based on laboratory tests in accordance with ASTM C423-77 as shown in the table below.

  • Sound absorption coefficient for the thickness provided shall not less than indicated below as determined by procedures of the Acoustical & Insulating Materials Association, Mounting No. 6: OCTAVE PASS BANDS234567 Mid frequency, Hertz 125 250 500 1000 2000 4000 Sound Absorption Coefficient Type I .23 .50 .49 .63 .73 .82 Type II .13.44.63.90.83.76 The density of the lining including any surface coating or facing shall not be less than21.6 kg/m3 not greater than 52.82 kg/m3.

Related to Sound Absorption

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  • Sewage sludge weight means the weight of sewage sludge, in dry U.S. tons, including admixtures such as liming materials or bulking agents. Monitoring frequencies for sewage sludge parameters are based on the reported sludge weight generated in a calendar year (use the most recent calendar year data when the NPDES permit is up for renewal).

  • Silicone-based Multi-purpose Lubricant means any lubricant which is:

  • Tobacco-related devices means cigarette papers or pipes for smoking.

  • organism means any biological entity capable of replication or of transferring genetic material;

  • B.E.P.D. means an entity certified as a Business enterprise owned or operated by people with disabilities as defined in MCC Section 2-92-586.

  • Evaluation rubric means a set of criteria, measures, and processes used to evaluate all teaching staff members in a specific school district or local education agency. Evaluation rubrics consist of measures of professional practice, based on educator practice instruments and student outcomes. Each Board of Education will have an evaluation rubric specifically for teachers, another specifically for Principals, Vice Principals, and Assistant Principals, and evaluation rubrics for other categories of teaching staff members.

  • SOUND NATURAL TEETH means teeth that: • are free of active or chronic clinical decay; • have at least fifty percent (50%) bony support; • are functional in the arch; and • have not been excessively weakened by multiple dental procedures. SPECIALTY PRESCRIPTION DRUG is a type of prescription drug listed on our formulary that generally is identified by, but not limited to, features such as: • being produced by DNA technology; • treats chronic or long term disease; • requires customized clinical monitoring and patient support; and • needs special handling.

  • CalRecycle means the Department of Resources Recycling and Recovery.

  • Filter profile means a graphical representation of individual filter performance, based on continuous turbidity measurements or total particle counts versus time for an entire filter run, from startup to backwash inclusively, that includes an assessment of filter performance while another filter is being backwashed.

  • Seepage pit means an excavation deeper than it is wide that receives septic tank effluent and from which the effluent seeps from a structural internal void into the surrounding soil through the bottom and openings in the side of the pit.

  • Noncommercial purposes with respect to motor fuel means not for resale.

  • Processes with Significant Environmental Aspects means the Equipment which, during regular operation or if not properly operated or maintained, may cause or are likely to cause an adverse effect.

  • Cold Weather Alert means the notice that PJM provides to PJM Members, Transmission Owners, resource owners and operators, customers, and regulators to prepare personnel and facilities for expected extreme cold weather conditions.

  • war widower s pension” means any pension or allowance payable to a man as a widower or to a surviving civil partner under an instrument specified in section 639(2) of the Income Tax (Earnings and Pensions) Act 2003 in respect of the death or disablement of any person;

  • Sewage sludge means a solid, semi-solid, or liquid residue generated during the treatment of domestic sewage in a treatment works as defined in section 6111.01 of the Revised Code. "Sewage sludge" includes, but is not limited to, scum or solids removed in primary, secondary, or advanced wastewater treatment processes. "Sewage sludge" does not include ash generated during the firing of sewage sludge in a sewage sludge incinerator, grit and screenings generated during preliminary treatment of domestic sewage in a treatment works, animal manure, residue generated during treatment of animal manure, or domestic septage.

  • General purpose degreaser means a product designed to remove or dissolve grease, grime, oil and other oil-based contaminants from a variety of substrates, including automotive or miscellaneous metallic parts. General purpose degreaser does not include engine degreaser, general purpose cleaner, adhesive remover, electronic cleaner, metal polish or cleanser, products used exclusively in solvent cleaning tanks or related equipment, or products that are (i) sold exclusively to establishments which manufacture or construct goods or commodities; and (ii) labeled "not for retail sale." Solvent cleaning tanks or related equipment includes, but is not limited to, cold cleaners, vapor degreasers, conveyorized degreasers, film cleaning machines, or products designed to clean miscellaneous metallic parts by immersion in a container.

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  • Autocycle means the same as that term is defined in Section 53-3-102.

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  • Race or ethnicity means of a particular descent, including Caucasian, African, Hispanic, Asian, or Native American descent.

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