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BS ISO 13475-1:1999:2000 Edition

BS ISO 13475-1:1999:2000 Edition

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Acoustics. Stationary audible warning devices used outdoors – Field measurements for determination of sound emission quantities

Published By Publication Date Number of Pages
BSI 2000 26
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This part of ISO 13475 specifies the test conditions by which the sound emission level of stationary audible warning devices can be obtained. The methods are applicable to sirens for use in public outdoor warning systems and sound signalling devices for use outdoors.

The purpose of this test code is to be able to produce reliable sound emission level measurements for stationary sirens used for warning outdoors.

This part of ISO 13475 does not cover spoken messages and contains no recommendations for specific warning signals.

BS ISO 13475-1:1999
$142.49