SB Acoustics SB23NBACS45-4 8'' Black Aluminum Cone Woofer

SB Acoustics

SB Acoustics SB23NBACS45-4 8'' Black Aluminum Cone Woofer


Product Specifications
Nominal Impedance 4 ohms
DC resistence,Re 3.3 ohms
voice coil inductance,Le 0.27 mH
Free air resonance,Fs 23 Hz
Sensitivity(2.83V/1m) 90dB
Mechanical Q-factor,Qms 5.4
Electrical Q-factor,Qes 0.35
Total Q-factor,Qts 0.33
Moving mass incl. air,Mms 32.0 g
Force factor,BI 6.7Tm
Equivalent volume,Vas 95 liters
Compliance,Cms 1.45mm/N
Mechanical loss,Rms 0.9 Kg/s
Rated power handling* 60W
Effective piston area,Sd 216 cm²
Voice coil diameter 45.5 mm
Voice coil height 19 mm
Air gap height 6 mm
Linear coil travel(p-p) 13 mm
Magnetic flux density 0.86 T
Magnetic weight 0.8 Kg
Net weight 2.7 Kg

Frequency and Impedance Graph:

SB Acoustics SB23NBACS45-4 8'' Black Aluminum Cone Woofer

Drawing:

SB Acoustics SB23NBACS45-4 8'' Black Aluminum Cone Woofer