Mecanum impedance tubes are test systems designed to make reliable measurements, especially “sound absorption coefficient” and “sound transmission loss values”, which are among the important parameters used in noise control engineering calculations.
Scope of application Mecanum impedance tubes add value to engineering activities of the world’s leading material suppliers, automotive and aircraft industries, with consistent results in testing and analysis. Main applications of impedance tubes: ► Quality control studies in materials manufacturing processes ► Research, development and innovation ► Acoustic simulation software, material sound absorption properties feeding activities
Extracted data ► Sound Absorption Coefficient (α) ► Coefficient of Reflection (R) ► Surface Impedance (Zs/Zair) ► Loss of Audio Transmission (TL) ► Characteristic Impedance (Z/Zair) ► Tranfer Matrix Coefficient (Tij) ► Dynamic Density (ρeq) ► Compressibility (Keq)
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