AS 1217.2-1985
- Acoustics - Determination of sound power levels of noise sources - Precision methods for broad-band sources in reverberation roo
- standard by Standards Australia, 01/01/1985
- Category: AS
$36.43
$18.00
Sets out a direct method and a comparison method for determining the sound power level produced by a source. Specifies test room requirements, source location and operating conditions, instrumentation and techniques for obtaining an estimate of mean-square sound pressure from which the power sound level of the source in octave or one-third octave bands is calculated. Applies primarily to sources which produce steady broad-band noise.
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