Impedance head: Kistler 8770A50
Polytec Laser Doppler Vibrometer (LDV)
Hand-held tachometer
PCB 130E20, G.R.A.S. 46AE
Lion Precision,Elite Series: CPL190
Capacitive Displacement Probe
電容式位移計
PCB 208C02, Brüel & Kjær 8200 (2 pcs)