Module C - Slide 23


An alert tone refers to a brief burst of high frequency sound at the beginning of the WALK. It may be useful in locations with high ambient noise levels. It is part of the Australian standard intended to cut through traffic sounds.

Click below to play an alert tone. First you’ll hear the locator tone, then the alert tone, followed by the walk indication.

Locator tone, alert tone, walk indication

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Download WAV file