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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 E
Resistance of the Passage of Sound

Lye - CEPCs - 0121 381 0129
The office that covers this area is: Birmingham
Phone Number: 0121 381 0129 Email: lye@e2consultants.co.uk
Our other services include:
CEPCs can also be known as:
Commercial EPC Rating, Non Domestic EPC, EPC Rating, Industrial EPC, Building EPC, Commercial EPC, Office EPC, CEPC,


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