Transducer Size (Millimeters)25
DC Resistance4.89
Resonant Frequency911.7
Half Space Sensitivity92.77
Rated Noise Power100
Test Spectrum Bandwidth2.5KHz - 20kHz

Transducer Size (Millimeters)25
DC Resistance4.89 Ω±5.0%
Resonant Frequency911.7 Hz15%
Half Space Sensitivity @ 2.83V92.77 dB±1.01
Sensitivity @ 1W/1m91.1 dB±1.01
Rated Noise Power (IEC 268-5 18.1)100 W
Test Spectrum Bandwidth2.5KHz - 20kHz 12 dB/Oc
Effective Piston Area7.1 cm2
Moving Mass0.2 g
Motor Force Factor2.48 T•m
Voice Coil Inner Diameter25.79 mm
Gap Height2.5 mm
Maximum Linear Excursion0.5 mm
Ferrofluid TypeAPGL11
Minimum Impedance5.49 Ω±7.5%
Voice Coil Inductance0.04 mH
Mechanical Q Factor1.21
Electrical Q Factor1.01
Total Q Factor0.55
Ratio1657.64 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance138 μm/N
Effective Cone Diameter3 cm
Motor Efficiency Factor1.3 (T•m2)/Ω
Voice Coil Former MaterialASV
Transducer Mass0.52 Kg
Equivalent Volume0.01 L

This D family tweeter features an 6 ohm 25 mm voice coil, a treated silk dome, large rear chamber for low resonant frequency, and a ferrofluid-cooled ferrite magnet motor. The large motor and rear chamber allow for robust power handling capacity. The tweeter comes with a faceplate with recessed mounting holes, for easy installation into the desired application.