Transducer Size (Millimeters)25
DC Resistance3.47
Resonant Frequency415.36
Half Space Sensitivity93.99
Rated Noise Power80
Test Spectrum Bandwidth2.5kHz - 20kHz

Transducer Size (Millimeters)25
DC Resistance3.47 Ω±5.0%
Resonant Frequency415.36 Hz15%
Half Space Sensitivity @ 2.83V93.99 dB±1.01
Sensitivity @ 1W/1m91.2 dB±1.01
Rated Noise Power (IEC 268-5 18.1)80 W
Test Spectrum Bandwidth2.5kHz - 20kHz 12 dB/Oc
Effective Piston Area8 cm2
Moving Mass0.3 g
Motor Force Factor2.46 T•m
Voice Coil Inner Diameter25.76 mm
Gap Height2 mm
Maximum Linear Excursion0.1 mm
Ferrofluid Type
Minimum Impedance4.25 Ω±7.5%
Voice Coil Inductance0.01 mH
Mechanical Q Factor1.4
Electrical Q Factor0.48
Total Q Factor0.35
Ratio1186.74 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance475 μm/N
Effective Cone Diameter3.2 cm
Motor Efficiency Factor1.7 (T•m2)/Ω
Voice Coil Former MaterialASV
Transducer Mass0.8 Kg
Equivalent Volume0.04 L

This DX family tweeter features a 4 ohm 25 mm ferrofluid-cooled voice coil, a damped silk diaphragm with large surround roll to produce a low resonant frequency, and a big ferrite magnet motor for power handling capacity. The faceplate features recessed mounting holes to minimize reflections.