Electroacoustics. Octave-band and fractional-octave band filters - Pattern evaluation tests1 Scope 1. 1 This part of IEC 61260 provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 612601: 2014 for octave band and fractional octave band filters.

which detects the energy emitted by a glass breakage of the pane the detector is mounted on

BS EN 60622 provides manufacturers with the designation and marking details

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1 Case 1: distribution system well defined and intensity of hazards determined

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This British Standard specifies requirements for children's cots suitable for general purpose use in hospitals and similar institutions

manufacturing conditions