Summary of 2.0 Essential Measurements Key Lessons Understand the purpose of the space before taking measurements. Tools for measurement range from simple calculators to more advanced software used by professional... read more →

2.2.4 Sound Absorption All objects and materials have acoustic properties. They either absorb, reflect or transmit the sound waves they come into contact with. And the degree to which they... read more →

2.2.3 Sound Levels It is important to understand what sound levels are acceptable in a given space. Excessive background noise can originate within or outside a space and impact inhabitants... read more →

2.2.2 Speech Intelligibility Speech intelligibility is a measure of the quality of the transmission of speech. Speech intelligibility is particularly important in public spaces where occupants need to be able... read more →

2.2 What To Measure Reverberation Time Reverberation time (RT60) is the lifetime of a sound in a space, or the amount of time it takes for the sound to decrease... read more →

2.1 Start Here Every space has a unique set of acoustic properties, and there are various tools and methods that can be used to assess and measure them. However, before... read more →

Summary of 1.0 The Fundamentals of Sound Control Key Lessons The aim of acoustic design is to serve the function of a space and the collective needs of the people using... read more →

1.4 The ABCDs of Sound Control When setting out to manage sound behaviour and acoustical issues in an indoor space, there are four basic approaches you can take: Absorb, Block,... read more →

1.3 Sound That Lingers Reverberation  Absorption occurs when a sound wave is absorbed by the object or material it encounters. A sound wave that is absorbed transforms into heat energy... read more →