Transducer Size (Millimeters)133.35
DC Resistance5.4
Resonant Frequency115.44
Half Space Sensitivity90.95
Rated Noise Power30
Test Spectrum Bandwidth100Hz-8KHz

Transducer Size (Millimeters) 133.35
DC Resistance 5.4 Ω±5.0%
Resonant Frequency 115.44 Hz15%
Half Space Sensitivity @ 2.83V90.95 dB±1.01
Sensitivity @ 1W/1m90.3 dB±1.01
Rated Noise Power (IEC 268-5 18.1)30 W
Test Spectrum Bandwidth 100Hz-8KHz 12 dB/Oc
Effective Piston Area 80.2 cm2
Moving Mass 5.8 g
Motor Force Factor 6.72 T•m
Voice Coil Inner Diameter 25.86 mm
Gap Height 6 mm
Maximum Linear Excursion 2 mm
Ferrofluid Type
Minimum Impedance 6.9 Ω±7.5%
Voice Coil Inductance 0.32 mH
Mechanical Q Factor 0.96
Electrical Q Factor 0.5
Total Q Factor 0.33
Ratio 349.81 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance 327.6 μm/N
Effective Cone Diameter 10.11 cm
Motor Efficiency Factor 8.4 (T•m2)/Ω
Voice Coil Former Material ASV
Transducer Mass 1.14 Kg
Equivalent Volume 2.95 L

This is a 5.25 inch 8ohm woofer. Design features in this driver include a damped coated paper cone and cloth dust cap, with rubber surround. Also features a ferrite magnet motor and steel basket. The driver operates effective frequency response between 100Hz-8KHz. It designed to be a high performance transducer.