Room and Building Acoustics

In aroom，good acoustics require a design that is fit for purpose，such as easy communication and a high degree of intelligibility in office spaces or long reverberation times in concert halls.Issues with acoustics are normally caused by sound being reflected too much，too little or in the wrong reess， you can analyze the room’s acoustic properties，such as reveration time–the length of time that sound echoes for–or its impulse response，which enables the acoustic characteristics of a space to be captured.With a better picture of the sound’s behavior in the room，you can improve it with redesigns absorp matals。

The way sound is created，propagated，perceived，measured and modelled inside an enclosed space is called room acoustics.Enclosed spaces include dwellings，offices，workshops，factory halls，lecture rooms，auditoriums，concert halls and transportation terminals。

Acoustic measurements are used to validate new constructions and troubleshoot existing ones.Reveration time is the single most important parameter used to describe room acoustics，but parameters describing music quality and speech intelligibility are also important。

Building Acoustics Partner solution for Type 2255 sound level meter supports both impulsive excitation（Schroeder’s method），with pistol shots or balloon bursts，and the interrupted noise method，using a loudspeaker.Measurements comply with the relevant parts of ISO standards including ISO16283，ISO140，ISO33ro82（ISO）。

DIRAC Room Acoustics Software Type7841isused for measuring room acoustic parameters in the field or laboratory according to ISO3382and ISO18233（application of measurement methods）。In combination with DIRAC，Echo Speech Source Type 4720performs speech intelligibility measurements in accordance with IEC60268-16，quickly and easily

• DIRAC 6 Open Plan Office Measurements（YouTube）