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The Decibel Scale
Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more
Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more
Part L2B
Conservation of fuel and power
Commercial_Sound_Testing is sometimes referred to as Commercial Sound Testing, Commercial Acoustic Testing, Commercial Sound & Acoustic Insulation Testing, Commercial Sound Insulation Testing, Commercial Part E Compliance.
For further Commercial-Sound-Testing information for your area, be sure to check out Sound-Testing-.co.uk.
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