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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

Sound Levels
Decibels (dB) are most commonly used as a measure of sound level, but they are also used in electronics, signals and communications...more
Part L2A
Conservation of fuel and power in new buildings other than dwellings.

Our other services include:
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SBEM Ratings can also be known as:
SBEM Calculations, SBEM, SBEM Calc, BER TER Calc, BRUKL Report, SBEM Rating, SBEM Assessment,
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