Transducer Size (Millimeters)254
DC Resistance3.45
Resonant Frequency37.69
Half Space Sensitivity87.99
Rated Noise Power200
Test Spectrum Bandwidth50Hz-2000Hz

Transducer Size (Millimeters)254
DC Resistance3.45 Ω±5.0%
Resonant Frequency37.69 Hz15%
Half Space Sensitivity @ 2.83V87.99 dB±1.01
Sensitivity @ 1W/1m85.8 dB±1.01
Rated Noise Power (IEC 268-5 18.1)200 W
Test Spectrum Bandwidth50Hz-2000Hz 12 dB/Oc
Effective Piston Area314.2 cm2
Moving Mass103.4 g
Motor Force Factor13.11 T•m
Voice Coil Inner Diameter38.75 mm
Gap Height8 mm
Maximum Linear Excursion6 mm
Ferrofluid Type
Minimum Impedance4.85 Ω±7.5%
Voice Coil Inductance2.36 mH
Mechanical Q Factor5.62
Electrical Q Factor0.49
Total Q Factor0.45
Ratio83.37 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance172.5 μm/N
Effective Cone Diameter20 cm
Motor Efficiency Factor49.7 (T•m2)/Ω
Voice Coil Former MaterialKSV
Transducer Mass3.24 Kg
Equivalent Volume23.92 L

This10 inch 4 ohm tansducer member of the GBS family provides a very slim woofer capable of large excursion. A highly optimized ferrite magnet and unique suspension layout combine to give a cost effective solution in a previously unavailable package.