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Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators.
STANDARD published on 1.7.1999
Designation standards: DIN EN ISO 389-3:1999-07
Note: WITHDRAWN
Publication date standards: 1.7.1999
SKU: NS-245823
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: German technical standard
Category: Technical standards DIN
Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 3: Äquivalente Bezugs-Schwellenkraftpegel für reine Töne und Knochenleitungshörer.
Latest update: 2025-06-02 (Number of items: 2 203 752)
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