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 Resistance 4.89 Ω±5.0%
Resonant Frequency 911.7 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 Bandwidth 2.5KHz - 20kHz 12 dB/Oc
Effective Piston Area 7.1 cm2
Moving Mass 0.2 g
Motor Force Factor 2.48 T•m
Voice Coil Inner Diameter 25.79 mm
Gap Height 2.5 mm
Maximum Linear Excursion 0.5 mm
Ferrofluid Type APGL11
Minimum Impedance 5.49 Ω±7.5%
Voice Coil Inductance 0.04 mH
Mechanical Q Factor 1.21
Electrical Q Factor 1.01
Total Q Factor 0.55
Ratio 1657.64 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance 138 μm/N
Effective Cone Diameter 3 cm
Motor Efficiency Factor 1.3 (T•m2)/Ω
Voice Coil Former Material ASV
Transducer Mass 0.52 Kg
Equivalent Volume 0.01 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.