Microphones and earphones for speech communications Ingestion-build-47786 Marking and other information

Marking and other information

when uncoupled from any load or prime mover

Why should you use BS 984 – Net mass of packages

BS EN 62058-11 on acceptance inspection is relevant to:

Microphones and earphones for speech communications Ingestion-build-47786 Marking and other information1 Scope This standard applies to the microphone part and earphone part of handsets, headsets or earsets for speech communications, and also to the microphone units and earphone units of built in handsets, headsets or earsets. The object of this standard is to establish definitions relating to these electroacoustic transducers, and to standardize the characteristics to be specified and the relevant methods of measurement. This does not exclude the use