Transducer Size (Millimeters)165.1
DC Resistance5.57
Resonant Frequency56.34
Half Space Sensitivity88.97
Rated Noise Power50
Test Spectrum Bandwidth40Hz-20KHz

Transducer Size (Millimeters) 165.1
DC Resistance 5.57 Ω±5.0%
Resonant Frequency 56.34 Hz15%
Half Space Sensitivity @ 2.83V88.97 dB±1.01
Sensitivity @ 1W/1m88.1 dB±1.01
Rated Noise Power (IEC 268-5 18.1)50 W
Test Spectrum Bandwidth 40Hz-20KHz 12 dB/Oc
Effective Piston Area 143 cm2
Moving Mass 11.7 g
Motor Force Factor 5.05 T•m
Voice Coil Inner Diameter 25.86 mm
Gap Height 4 mm
Maximum Linear Excursion 3.9 mm
Ferrofluid Type
Minimum Impedance 6.6 Ω±7.5%
Voice Coil Inductance 0.27 mH
Mechanical Q Factor 3.84
Electrical Q Factor 0.9
Total Q Factor 0.73
Ratio 77.08 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance 682.2 μm/N
Effective Cone Diameter 13.49 cm
Motor Efficiency Factor 4.6 (T•m2)/Ω
Voice Coil Former Material ASV
Transducer Mass 0.68 Kg
Equivalent Volume 19.59 L

This 6.5 inch 8 ohm driver is a member of the Heritage family.