Figure 6

Instrumentation for sound power measurement. (a) Arrangement of equipment (b) The shaker (B&K Model Y201. M4-CE, Series No: 400437-6) and force transducer (c) Hand-held analyser (B&K type 2250).

Instrumentation for sound power measurement. (a) Arrangement of equipment (b) The shaker (B&K Model Y201. M4-CE, Series No: 400437-6) and force transducer (c) Hand-held analyser (B&K type 2250).