Superseded
Standard
Historical
DIN EN ISO 389-7:1998-12
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:1996); German version EN ISO 389-7:1998
Summary
Akustik - Standard-Bezugspegel für die Kalibrierung von audiometrischen Geräten - Teil 7: Bezugshörschwellen unter Freifeld- und Diffusfeldbedingungen (ISO 389-7:1996); Deutsche Fassung EN ISO 389-7:1998
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 12/01/1998 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/01/2017
Superseded
Historical