DFS Ultra

If it is suspected that a fitting may be unstable, what are some possible causes? Gain in the Aventa software is set too high; the incorrect model of hearing instrument may have been chosen for that person (e.g., custom instrument chosen over BTE solution); the custom hearing instrument shell or BTE earmold does not fit […]

Why not just set DFS Ultra to “Strong”? The strong setting for DFS Ultra with built-in Whistle Control is more aggressive in what it identifies as potential feedback and will attack it more quickly.  In fact, it may reduce gain even in non-critical situations when the DFS Ultra feedback cancellation filters can easily eliminate feedback.