ANSI/ASA S12.43 : 1997 (R2017)

Foreword
1 Scope
2 Normative references
3 Definitions
4 Measurement Uncertainty
5 Instruments
6 Test environment
7 Quantities to be measured
8 Quantities to be determined
9 Installation and operation of machine under test
10 Measurements
11 Microphone positions
12 Information to be recorded
13 Information to be reported
Annexes
Annex A (informative) - Guidelines for selecting a
        measurement method
Annex B (normative) - Local environmental correction
        for a specified position - determination of
        the local environmental correction K[3j]
        for measurement Method B
Annex C (normative) - Local environmental correction
        for a specified position - determination of
        the local environmental correction K[3]
        for measurement Method C
Annex D (informative) - Guidelines for identifying a
        sound as 'impulsive'
Annex E (informative) - Example of a test table

This Standard specifies three methods for measuring sound pressure levels from machinery and equipment, at a workstation and at other specified positions nearby.