Transducer Size (Millimeters)38.1
DC Resistance3.52
Resonant Frequency145.74
Half Space Sensitivity86.22
Rated Noise Power5
Test Spectrum Bandwidth200-20KHz

Transducer Size (Millimeters)38.1
DC Resistance3.52 Ω±5.0%
Resonant Frequency145.74 Hz15%
Half Space Sensitivity @ 2.83V86.22 dB±1.01
Sensitivity @ 1W/1m83.6 dB±1.01
Rated Noise Power (IEC 268-5 18.1)5 W
Test Spectrum Bandwidth200-20KHz 12 dB/Oc
Effective Piston Area7.8 cm2
Moving Mass0.7 g
Motor Force Factor2.07 T•m
Voice Coil Inner Diameter16.28 mm
Gap Height2 mm
Maximum Linear Excursion2 mm
Ferrofluid Type
Minimum Impedance4.41 Ω±7.5%
Voice Coil Inductance0.08 mH
Mechanical Q Factor4.41
Electrical Q Factor0.51
Total Q Factor0.46
Ratio318.21 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance1756.3 μm/N
Effective Cone Diameter3.15 cm
Motor Efficiency Factor1.2 (T•m2)/Ω
Voice Coil Former MaterialKSV
Transducer Mass0.08 Kg
Equivalent Volume0.15 L

This TC family 1.5 inch 4 ohm full-range driver,with NdFeB magnet, paper cone and PU surround, and steel basket, is designed to be a high performance full range driver. The product was designed with television and other compact applications in mind.