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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 BS EN 60689 on measurement
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Description
BS EN 60689 on measurement and test methods for tuning fork quartz crystal units is useful for:
NOTE 6 For a normal distribution of sound power levels
15 provides you with guidance on general requirements for tests
1 and the hazards
General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) - Environmental conditions included-in-kit BS EN 60689 on measurement
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