Giso Grimm Medizinische Physik and Cluster of Excellence “Hearing4all”, Oldenburg University, Oldenburg; HörTech gGmbH, Oldenburg, Germany. Volker Hohmann Medizinische Physik and Cluster of Excellence “Hearing4all”, Oldenburg University, Oldenburg; HörTech gGmbH, Oldenburg, Germany. Lars Bramsløw Eriksholm Research Centre, Snekkersten, Denmark. Tobias ...