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Sound Intensity
Sound intensity's measured in Decibels (dB). An logarithmic scale where an increase of 10 dB gives an apparent doubling of loudness...more
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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
Part L1A
Conservation of fuel and power IN NEW DWELLINGS
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In County C
Energy Statements in Cambridgeshire, Energy Statements in Carmarthenshire, Energy Statements in Central, Energy Statements in Channel Islands, Energy Statements in Cheshire, Energy Statements in Clackmannanshire, Energy Statements in Conwy County, Energy Statements in Cornwall, Energy Statements in County Antrim, Energy Statements in County Armagh, Energy Statements in County Down, Energy Statements in County Fermanagh, Energy Statements in County Londonderry, Energy Statements in County Tyrone, Energy Statements in Cumbria,