1.1 This test method covers the field, or in situ measurement of sound power level by the two-surface method. The test method is designed to minimize the effects of reverberant conditions, directivity of the noise source under consideration, and the effects of ambient noise from other nearby equipment operating at the same time.
Product Details
- Published:
- 10/01/2016
- Number of Pages:
- 7
- File Size:
- 1 file , 280 KB