Keep in mind that in places where the waveform is taller, the sound is louder. Below is an example of how an audio waveform looks before and after compression. Here’s a brief explanation of how audio compression works: The software first looks at the range of peaks and valleys in an audio clip (which is natural with the human voice), then narrows this range in volume. But an additional benefit of audio compression is that it can add punch to the narrator’s voice. The most immediate benefit of compression is that it helps to maintain a consistent volume level across audio clips, which is why radio stations regularly use it. MP3 file compression) can be an effective way to enhance the quality of your voiceover recordings. The use of audio compression (not to be confused with. Besides, much of your audience will probably be using headphones, so why not hear what they are going to hear? Although the price and quality of headphones can vary widely, even an inexpensive set ($20 or so) with no bass enhancement should be sufficient for editing audio you’ll be importing into Articulate Presenter and listening to the published output. Whether you are recording a new file or editing existing ones, the use of headphones is a must - as this is the only way you’ll be able to truly hear the recording (warts and all) versus the use of built-in PC speakers or cheap external speakers. Important: Make a copy of your audio files before trying these tips. Note that the tips discussed here are based on the assumption that you are using a dedicated audio application for your recording and editing chores. Today I’ll offer some suggestions that can help you enhance the quality of your voiceover audio after the recording. Following his advice will help you get the optimal quality for your recordings. This month, Justin Wilcox has already provided us with some great tips on selecting a microphone and how to get the best recordings. It was written by Articulate MVP Phil Corriveau (AKA Spectre), who uses Articulate tools to help power Fannie Mae’s elearning programs. This is the 27th post in the Articulate 101 series.
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