"niederfrequenz nf" in English Niederfrequenz /NF/ {f} audio frequency /AF/ audiofrequency Detailed translations for "niederfrequenz nf" die Niederfrequenz /NF/{feminine} 1. general Niederfrequenz /NF/(also: Tonfrequenz) audio frequency /AF/ 2. technology, Audio, Akustik Niederfrequenz /NF/(also: Tonfrequenz, Hörfrequenz, Audiofrequenz) audiofrequency