Transducer Size (Millimeters)304.8
DC Resistance5.6
Resonant Frequency31.48
Half Space Sensitivity89.85
Rated Noise Power100
Test Spectrum Bandwidth30Hz - 2kHz

Transducer Size (Millimeters)304.8
DC Resistance5.6 Ω±5.0%
Resonant Frequency31.48 Hz15%
Half Space Sensitivity @ 2.83V89.85 dB±1.01
Sensitivity @ 1W/1m89.2 dB±1.01
Rated Noise Power (IEC 268-5 18.1)100 W
Test Spectrum Bandwidth30Hz - 2kHz 12 dB/Oc
Effective Piston Area522.8 cm2
Moving Mass74.1 g
Motor Force Factor11.88 T•m
Voice Coil Inner Diameter38.44 mm
Gap Height8 mm
Maximum Linear Excursion8.3 mm
Ferrofluid Type
Minimum Impedance6.95 Ω±7.5%
Voice Coil Inductance1.12 mH
Mechanical Q Factor7.07
Electrical Q Factor0.58
Total Q Factor0.54
Ratio58.51 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance345 μm/N
Effective Cone Diameter25.8 cm
Motor Efficiency Factor25.2 (T•m2)/Ω
Voice Coil Former MaterialGSV
Transducer Mass3.24 Kg
Equivalent Volume132.42 L

The SLS line combines high quality performance with an affordable design. This 12 inch 8 ohm member of the SLS family features a rigid steel basket, a coated paper cone, and a ferrite magnet motor with aluminium shorting ring for improved distortion performance.