Introduction to acoustic software familiar to professional audio designers

[Home Theater Network HDAV.com.cn] Since the 88th AES conference was first introduced to the professional electroacoustic and audio industry in 1990, EASE software has developed into one of the world's most famous professional acoustic design software, and is being used by acoustic engineers. It is widely used in acoustic design worldwide. The development process of EASE software has passed the DOS version of EASE2.1 in 1994. In 1999, the WINDOW version of EASE3.0 was incorporated into the audition module (EARS). In 2002, EASE4.0 was incorporated into the indoor acoustic analysis module (AURA) and In the design of the conference room infrared radiation module (IR INFRARED), upgraded to EASE4.2 version in 2007, making modeling easier, the calculation results are more accurate, the calculation speed is faster, as soon as I write this article, the German AFMG company is about to Officially launched EASE 4.3, this version makes the modeling function more powerful and further improves the EASE program operation.




Official website: http://

Odeon Danish Building Acoustics Prediction Software

ODEON Building Acoustics Simulation Software (Acoustic Simulation, Acoustic Measurement and Auditory Simulation) is an architectural acoustic simulation software developed by acoustic researchers at the Technical University of Denmark. At present, the independent company Odeon A/S has been conducting research and development work. ODEON was developed for simulation of building room acoustics. Based on indoor geometry and surface properties, room acoustics can be predicted, illustrated, and audited. The software combines virtual source methods with sound line tracking.

Odeon's room acoustic simulation is used to predict the room impulse response from the source to the receiving point in the 3D model. These models can be imported from SketchUp or other CAD software. The software can derive acoustic parameters such as T30, T20, EDT, SPL, STI, Clarity. By controlling indoor reflection, sound absorption, and interface scattering properties, music, speech, and speaker systems can achieve the desired acoustic or noise reduction effects.

This acoustic prediction software handles indoor acoustics and sound reinforcement systems for complex halls, theaters, concert halls, churches, stadiums, open offices, foyers, restaurants, recording studios, subway stations, Airport, industrial environment and outdoor venues. Odeon A/S is responsible for the development and promotion of this indoor acoustic simulation software, Odeon. It can handle indoor acoustics, sound reinforcement devices and different modes of propagation of sound in the same model. Outputs include acoustic parameters, sound maps, gif animations, and binaural or surround aural effects, allowing you to analyze future rooms for your customers with their own ears or sound scenes.

Official website: http://

CARA small room acoustic simulation software

A software from Germany, CARA, Computer Aided Room Acoustics computer room acoustic simulation and optimization software.

The powerful EASE is based on geometrical acoustics. It is not suitable for small rooms such as home listening rooms. Small rooms have small geometrical dimensions, more need to be simulated with wave acoustics, acoustic simulation with EASE, and simulation results are usually inaccurate with actual conditions. Very big. CARA is a finite element analysis software designed for home audio-visual rooms and easy to learn.

Official website: https://

Simple Reverberation Time Calculation "Armstrong Reverberation Time Calculation Web Edition"

This is a web version of the reverberation time calculation tool, you can also listen to the difference between different reverberation time, Armstrong is still very user-friendly, you may wish to try it!

Http://?lang=cn&measure=m&domain=cn

QRDude diffuser prediction software

This small software can be used to predict the construction and performance parameters of QRD, like to take away!

CATT Building Acoustics Software

The hall sound quality simulation software CATT can mainly analyze the building acoustic parameters for various types of rooms. The designer can use the sketchup, autocad software modeling and import software to set various materials and sound absorption parameters for each room interface. Advanced calculation methods such as virtual sound source and sound line tracking of the software calculate various acoustic behaviors in the room.

Through the simulation calculation, the acoustic parameters of the acoustics, such as the sound pressure level distribution of the room, the reverberation time, the D50 speech intelligibility, the C80 music clarity, the pulse response, etc., are provided to provide a series of architectural acoustic parameters. Good acoustic reference, timely help the designer to find the sound quality defects in the room and make corresponding adjustments. It is a small professional sound building software and an efficient design software for the design team. Applications include small theaters, studios, audio-visual rooms, piano rooms, and architectural acoustic analysis and design.

BK Dirac Hall Measurement Software

Developed by Danish B&K, Dirac test software is mainly used for building acoustic parameter measurement, and its measurement accuracy and accuracy are recognized by the industry. Measurements include reverberation time, impulse response, sharpness, clarity, lateral acoustic energy, and binaural correlations.

The acoustic parameters commonly used at this stage can be measured by the software. Measurement and data processing of all parameters are carried out in accordance with ISO 3382 and IEC 60268-16. In the measurement process of the software, pulse sound, MLS sound source and arpeggio can be used as test sound sources, with wide application range and accurate and reliable data.

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INSUL&ZORBA building structure sound insulation performance prediction software

The acoustic calculation software for building materials is the world's first acoustic material calculation software. It has two module interfaces for sound insulation calculation and sound absorption calculation. It can calculate 99% of the building acoustic products in China. Designers can The structural changes are effectively predicted, and the calculation results are fed back into the design to effectively support the design. The software is known in the industry as the Mobile (Notebook) Acoustic Materials Laboratory.

Official website: http://

Acoubatsound room sound calculation software

ACOUBAT is an indoor acoustic environment design and control software developed by CSTB in France. It has the advantages of simple modeling, open material library, standard optional / conversion, and so on. Various room interval sound modes (wall vertical, oblique sound insulation calculation, building exterior wall, curtain wall, door and window sound insulation calculation, floor impact sound insulation calculation, etc.) can be performed and virtual audio-visual technology is available.

Through the use and mastery of the sound insulation software, you can quickly analyze the design measures of various walls and floors in the target room, and analyze the design effect of the virtual hearing program through software. It is a set of architectural acoustics in the industry. software!

Official website: http://

SoundPlan Noise Prediction Evaluation Software

Since its inception in 1986, SoundPlan software has quickly become the standard for outdoor acoustic software in Germany, and has gradually become the world's leading software for noise prediction, mapping and evaluation, with a market share of 70% in Europe.

SoundPlan can simulate a 3D aerial view of a large area, as well as predict noise maps and noise profiles. Its use ranges from small factories to noise planning throughout the city, with no restrictions on the size of the entities and projects. SoundPlan is a comprehensive software with high flexibility. The software has been at the cutting edge in the field of noise planning, and the software is easy to operate and accurate. The beginner can easily give accurate noise prediction results.

This is a powerful noise prediction evaluation software that mainly performs external noise calculation, ambient noise propagation, and distribution calculation, including:

Traffic noise, industrial noise current situation simulation and prediction, sound barrier design optimization, building facade noise simulation prediction, sound insulation window layout optimization, etc.; parametric design and modeling techniques of acoustic space; combination of modeling software SketchUp and acoustic simulation software .

Official website: http://

Acoustics Engineering (AE)

Acoustic Engineering (AE) is a predictive and measurement system for developing acoustic parameters. On this website you will find user-friendly tools that will allow you to perform fast and accurate acoustic measurements and calculations.

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