Establish a Headliner account
Headliner is free, and offers a wide variety of useful features, including sizing your audiograms for different platforms and automated captioning and audio wave animations.
Download the tutorial files
Audiograms contain a minimum of two elements – a visual, which we call a “card,” and an audio file.
Sorry – this isn’t a full tutorial; just a page that was handy for an in-person training.