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Visaton TIW 250 8 Ω

25 cm (10") High-End woofer with black cellulose cone, large magnet and heavy aluminium die-cast basket. Extremely high power handling due to 50 mm voice-coil, capton voice coil carrier and magnet vent.

BrandVisaton
ModelTIW 250 8 Ω
KindWoofer
Nominal diameter (mm)250
Impedance (Ω)8
Rated power (W)200
Maximum power (W)350
Sensitivity (dB, 1 W/1 m)89
Frequency response
Resonance frequency, fs (Hz)31
DC resistance, Re (Ω)5.8
Mechanical Q, Qms4.39
Electrical Q, Qes0.35
Total Q, Qts0.32
Equivalent volume, Vas (l)80
Effective piston area, Sd (cm²)315
Moving mass, Mms (g)45
Force factor, BL (T·m)12
Voice coil inductance, Le (mH)2.35
Linear excursion, Xmax (mm)
Excursion limit, Xmech (mm)20
Voice coil diameter (mm)50
Cutout diameter (mm)232
Mounting depth (mm)
Cone material
Magnet material
Weight (kg)4.4

Details from the maker