Sound system equipment: Headphones and earphones associated with personal music players. Maximum sound pressure level measurement methodology. Matching of sets with headphones if either or both are offered separately, or are offered as one package equipment but with standardised connectors between the two allowing to combine components of different manufacturers or different design— 12 стр.
Guidance information on the application of capacitors, resistors, inductors and complete filter units for electromagnetic interference suppression— 18 стр.
Safety requirements for electrical equipment for measurement, control, and laboratory use. General requirements for equipment intended to be used in educational establishments by children— 164 стр.
BS EN 61969-3. Mechanical structures for electronic equipment. Outdoor enclosures. Part 3. Environmental requirements, tests and safety aspects— 14 стр.
BS IEC 63203-204-1. Wearable electronic devices and technologies. Part 204-1. Electronic textile. Washable durability test method for leisure and sportswear e-textile system— 14 стр.
BS IEC 60364-7-720. Low-Voltage Electrical Instllation. Part 7-720. Requirements for special installations or locations. DC power supply system in the data centre— 16 стр.
