BC25SC08-04

Transducer Size (Millimeters)25
DC Resistance2.79
Resonant Frequency1663.19
Half Space Sensitivity98.77
Rated Noise Power100
Test Spectrum Bandwidth2.5kHz~20kHz

Transducer Size (Millimeters) 25
DC Resistance 2.79 Ω±5.0%
Resonant Frequency 1663.19 Hz15%
Half Space Sensitivity @ 2.83V98.77 dB±1.01
Sensitivity @ 1W/1m94.9 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 5.1 cm2
Moving Mass 0.2 g
Motor Force Factor 1.98 T•m
Voice Coil Inner Diameter 25.4 mm
Gap Height 2 mm
Maximum Linear Excursion 0 mm
Ferrofluid Type APG027N
Minimum Impedance 3.27 Ω±7.5%
Voice Coil Inductance 0.02 mH
Mechanical Q Factor 4.93
Electrical Q Factor 1.53
Total Q Factor 1.17
Ratio 1425.19 fs/Qts
Energy Bandwidth Product ((1/Qes)•fs)
Suspension Compliance 44.3 μm/N
Effective Cone Diameter 2.55 cm
Motor Efficiency Factor 1.4 (T•m2)/Ω
Voice Coil Former Material KSV
Transducer Mass 0.08 Kg
Equivalent Volume 0 L

This BC family tweeter features a 4 ohm 25 mm voice coil, a damped fabric dome for smooth frequency response performance, and ferrofluid in the gap of the NdFeB motor, providing enhanced cooling of the voice coil. The tweeter comes with a compact faceplate with recessed mounting holes.A finned heat sink has been added for improved power handling.