The Vortex HiFi OA-Cards in the listening experience test
Forgetting yesterday's limits Under the heading "Forgetting yesterday's limits", Marco Kolks published a test of our bestseller - the OA maps 1 - 3 - in Hörerlebnis. He came to the conclusion: Norbert Maurer can rightly be called a pioneer in the field of research and Describe the effects of LF and HF radiation on the human body and its hearing sensitivity. I share his opinion when he says: "The quality of hearing is necessarily related to the quality of interpretation of the acoustic data over the...