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General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) - Environmental conditions included-in-kit The sound measurement methods allowed

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The sound measurement methods allowed by this part of ISO 8579 are engineering methods (grade 2) and survey methods (grade 3)

NOTE 6 For a normal distribution of sound power levels

and gives the cartography values of the fields most frequently encountered

BS EN 15345:2007 Plastics

BS EN 60689 on measurement and test methods for tuning fork quartz crystal units is useful for:

General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) - Environmental conditions included-in-kit The sound measurement methods allowed

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