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Homepage>DIN EN ISO 389-4 Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)
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sklademDatum vydání: 1999-07
DIN EN ISO 389-4 Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)

DIN EN ISO 389-4

Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)

Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 4: Bezugspegel für schmalbandige Verdeckungsgeräusche (ISO 389-4:1994); Deutsche Fassung EN ISO 389-4:1998

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Německy Hardcopy
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74.73 €
Německy PDF
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Anglicky Hardcopy
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93.31 €
Anglicky PDF
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Status:Norma
Datum vydání:1999-07
Označení:DIN EN ISO 389-4
Název produktu:Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994)
Počet stran:7
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DIN EN ISO 389-4

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