Sound system equipment: Headphones and earphones associated with personal music players - Maximum sound pressure level measurement methodology - Part 2: 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 (german version)
Edition 2014-10-01

Passive components to be used in optical fibre communication systems. Product specifications. SC(SC2)-PC connector-type fixed optical attenuators using IEC 60793-2 Category B1.1 singlemode fibre
Edition 2009-01-31

Broadcast Sound Receivers; Part 2: AM broadcast sound service; Harmonised Standard for access to radio spectrum (ETSI EN 303 345-2 V1.2.1 (2021-12))
Edition 2022-03-01

Guidance notes 3. Inspection and testing. It contains clear guidance on how to apply the relevant sections of BS 7671 and has been fully updated to BS 7671:2018+A2:2022
Edition 2022-03-28

Workplace exposure. Measurement of exposure by inhalation of nano-objects and their aggregates and agglomerates. Metrics to be used such as number concentration, surface area concentration and mass concentration
Edition 2018-11-20

Cork stoppers. Characterization of a low-in-germs stopper, through the enumeration of colony-forming units of yeasts moulds and bacteria, capable of both being extracted and growing in alcoholic medium
Edition 2015-10-31

Security management systems for the supply chain. Guidelines for the implementation of ISO 28000. Additional specific guidance on implementing ISO 28000 if compliance with ISO 28001 is a management objective
Edition 2014-02-28

Fibre organisers and closures to be used in optical fibre communication systems - Product specifications - General and guidance for optical fibre cable joint closures, protected microduct closures, and microduct connectors
Edition 2008-09-30

Fibre organisers and closures to be used in optical fibre communications systems. Product specifications. Non-sealed closures for air blown fibre microduct cable, for category S & A
Edition 2010-03-31

Standard Practice for Setting the Requirements for the Serviceability of a Building or Building-Related Facility, and for Determining What Serviceability is Provided or Proposed
Edition 2013