Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
3.1 Terms and definitions
3.2 Abbreviations
4 Requirements
4.1 Compliance
4.2 Frequency response limits
4.3 Durability
4.4 Construction
4.4.1 Provision for external conductors
4.4.2 Materials
4.4.3 Enclosure protection
4.4.4 Access
4.5 Marking and data
4.5.1 Marking
4.5.2 Information in the product data sheet
5 Tests
5.1 General
5.1.1 Atmospheric conditions for tests
5.1.2 Operating conditions for tests
5.1.3 Mounting arrangements
5.1.4 Tolerances
5.1.5 Frequency response measurement and sensitivity
calculation
5.1.6 Frequency response measurement and sensitivity
calculation for loudspeakers requiring dedicated
system equalization
5.1.7 Provision for tests
5.1.8 Test schedule
5.2 Reproducibility
5.2.1 Object of the test
5.2.2 Test procedure
5.2.3 Test requirements
5.3 Rated impedance
5.3.1 Object of the test
5.3.2 Test procedure
5.3.3 Test requirements
5.4 Horizontal and vertical coverage angles
5.4.1 Object of the test
5.4.2 Test procedure
5.4.3 Test requirement
5.5 Maximum sound pressure level
5.5.1 Object of the test
5.5.2 Test procedure
5.5.3 Test requirements
5.6 Rated noise power (durability)
5.6.1 Object of the test
5.6.2 Test procedure
5.6.3 Test requirement
5.7 Dry heat (operational)
5.7.1 Object of the test
5.7.2 Test procedure
5.7.3 Test requirements
5.8 Dry heat (endurance)
5.8.1 Object of the test
5.8.2 Test procedure
5.8.3 Test requirements
5.9 Cold (operational)
5.9.1 Object of the test
5.9.2 Test procedure
5.9.3 Test requirements
5.10 Damp heat, cyclic (operational)
5.10.1 Object of the test
5.10.2 Test procedure
5.10.3 Test requirements
5.11 Damp heat, steady state (endurance)
5.11.1 Object of the test
5.11.2 Test procedure
5.11.3 Test requirements
5.12 Damp heat, cyclic (endurance)
5.12.1 Object of the test
5.12.2 Test procedure
5.12.3 Test requirements
5.13 Sulphur dioxide (SO[2]) corrosion (endurance)
5.13.1 Object of the test
5.13.2 Test procedure
5.13.3 Test requirements
5.14 Shock (operational)
5.14.1 Object of the test
5.14.2 Test procedure
5.14.3 Test requirements
5.15 Impact (operational)
5.15.1 Object of the test
5.15.2 Test procedure
5.15.3 Test requirements
5.16 Vibration, sinusoidal (operational)
5.16.1 Object of the test
5.16.2 Test procedure
5.16.3 Test requirements
5.17 Vibration, sinusoidal (endurance)
5.17.1 Object of the test
5.17.2 Test procedure
5.17.3 Test requirements
5.18 Enclosure protection
5.18.1 Object of the tests
5.18.2 Enclosure of the loudspeaker
5.18.3 Test procedures
5.18.4 Test requirements
Annex A (normative) - Acoustical measurements
Annex B (normative) - Measuring rated noise power (durability)
Annex C (informative) - Loudspeaker references
Annex ZA (informative) - Clauses of this European Standard
addressing the provisions of the EU Construction
Products Directive (89/106/EEC)