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PDF-Acoustic Hailing Device (AHD)

PDF-Acoustic Hailing Device (AHD)

Author : mitsue-stanley | Published Date : 2016-12-31

Key Fe atur es Intelligible speech effective range of 1500m for voice and 2000m for the siren alarm tone SPL 152dB peak 1m at 1kHz x2022 Mantransportable latfo rm

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Acoustic Hailing Device (AHD): Transcript

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