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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
Our other services include:
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CSH can also be known as:
C4SH, Code Assessment, Code for Sustainable Homes, Sustainable Homes, Code for Sustainable Homes Daylight Calculation,
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Company No. 06728970
In County C
Sustainable Homes in Cambridgeshire, Sustainable Homes in Carmarthenshire, Sustainable Homes in Central, Sustainable Homes in Channel Islands, Sustainable Homes in Cheshire, Sustainable Homes in Clackmannanshire, Sustainable Homes in Conwy County, Sustainable Homes in Cornwall, Sustainable Homes in County Antrim, Sustainable Homes in County Armagh, Sustainable Homes in County Down, Sustainable Homes in County Fermanagh, Sustainable Homes in County Londonderry, Sustainable Homes in County Tyrone, Sustainable Homes in Cumbria,