Category Archives: Tutorials

Plotting Audio Data With R & Plotly

Disclaimer: This guide is written for Windows users however all tools are also available for Mac and Linux.

Presenting data in an aesthetically pleasing way can be difficult, there are many different tools available for creating graphs and plots but many of the best are challenging to learn, expensive, or both. This post will show you a way of using the free R programming language along with the graphing service Plotly to create high quality plots, specifically when dealing with audio data. 

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A Guide To Hearing Protection

In many cases the use of hearing protection is essential for protecting yourself from loud and potentially dangerous noise, but there are many different types of hearing protection available for many different scenarios. Knowing which type of protection is the most appropriate for you is important, the guide below should help you to make a more informed decision about which to be using and when.

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Tutorial: Measuring Reverberation Time – Part 2 – Deconvolution

In our previous reverberation time measurement tutorial an impulse response, created by bursting a balloon, was used as the measurement signal. This is a quick and simple method of carrying out a reverberation time measurement, but may not be the most accurate method. In this tutorial we will look at an alternative method that can provide improved results.

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Tutorial: Measuring Reverberation Time

The reverberation time of a room has a distinct effect on its suitability for different tasks, in this tutorial we will look at the different methods of measuring reverberation time and what the results can show us.

The first step in carrying out a reverberation time measurement is choosing the method. There are a number of different methods available to us however some will require specialist equipment that the average person will not have access to (look out for follow up tutorials for these!). The simplest method involves creating and recording an impulse response.

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