Acoustical Design and Quality of Manufactured Products

You wish to improve the acoustic quality of your product and distinguish yourself from your competitors? Soft dB can help you do this by offering you a team of engineers with many years of experience in the field of acoustic discretion of manufactured products. You will also benefit from our varied and cutting-edge analytic tools.

Services Offered

Soft dB uses a strict and proven noise reduction methodology¹.

1. Identification and quantification of the acoustic ("airborne") noise sources and vibratory ("structure borne") sources


2. Identification of transfer paths between the source and the receiver


3. Research, testing and validation for the most efficient and profitable solution

Both analytical and experimental approaches can be used, depending on your needs for improvement of the your product’s acoustics. You may choose: Soft dB can manage the entire noise reduction project, or can accompany you through one or more steps of the project:

• Opportunity analysis


• Design


• Experimentation


• Psychoacoustic analysis

Fields of Application

Soft dB’s specialists have intervened in the following sectors:

• Transportation systems (noise reduction in cars², buses and trains)


• Recreational vehicles (snowmobiles, etc.)


• Home products (fans, water distributors, cooling systems, air exchangers, etc.)


• Industrial products (noise barriers, absorption enclosures, reduction of noise at source in equipment)

Do not hesitate to contact us for your noise reduction projects. Soft dB is committed to keeping them confidential.

¹Technical report ISO/TR 11 688-1 :1995(E) : Recommended practice for the design of reduced-noise machines and equipment

²Soft dB is a partner in the AUTO21 & Trade Project; The Automobile of the 21st Century, a project regrouping five Canadian universities working on noise reduction in cars.