UNIVERSAL ISU165 Technical Sheet Woofer SPECIFICATIONS Nominal power 70W RMS Maximum power 140W Sensitivity (2,83V/1m) 93dB Frequency response 60Hz-21kHz Cone type Polyglass Surround type Butyl Nom. impedance 4Ω VC diameter 25mm 1" Net weight 750g 1.6lbs • Polyglass cone • Reduced height PARAMETERS FREQUENCY RESPONSE/IMPEDANCE dB/SPL Ohm 40 110 105 35 100 Fs 90Hz Vas 95 30 90 85 80 75 Qts 1 25 Qes 1.3 20 Qms 7 Re 2.9Ω Sd 137cm2 Cms 0.23mm/N Mms 14g BI 4.
