Minus 3dB is a South Australian privately owned and operated Occupational Noise Management Company, which was established in 1999 and continues to provide a quality and cost effective Noise Management Program for all of our clients.

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Minus 3dB is a mobile company that comes to your workplace at a time that suits you, to minimise any downtime and to cover all of your shift work requirements.

Minus 3dB Onsite Workplace Audiometric Screening covers all of metropolitan Adelaide, regional South Australia and parts of regional Victoria. All other inquiries are welcome.

Contact us to compare the cost effectiveness of your Occupational Noise Management Program.

An Occupational Noise Management Program is a planned procedure to evaluate and control noise and to prevent impairment of hearing in persons exposed to excessive noise.

Noise induced hearing loss is an industrial disease.
It is slow, painless and permanent.
It cannot be reversed or cured.
It can be prevented.

MINUS 3dB IS SKILLED AND EXPERIENCED IN ALL ASPECTS OF: