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Typical Background Sound Pressure Levels

Typical Background Sound Pressure levels

Throughout the AllAboutElectrics website, we specify the background noise levels of our products in a form of a dB(A) rating. This is often difficult to judge regarding the suitability in an installed environment and to assist, we have listed below some rough examples of typical background noise levels to provide a point comparison in the decibel rating.

 dB (Weighted)

 Similar Sound


 Threshold of Audibility(Acute Hearing)


 Soft Whisper at 1.5 metres


 Empty church auditorium


 Unoccupied private residents


 Library/ Museum


 Quiet private office


 Hotel Restaurant - quiet speech at close proximity


 Drapers Shop


 General Office


 Occupied Restaurant with average attendance


 Merchandised Office


 Factory Noise - Assembly Work


 Factory Machine Shop


 Underground train


 Engine room (noisy)


 Aircraft cabin


 Ship siren at 30 metres


 Boiler Plate Construction Shop


 Aircraft take off at 30 metres


 Threshold of pain


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