MODEL: TRF SW1545 D1
Size: 15inch
Cone: Competition Grade paper
Surround material: Foam with FABRIC
Voice coil made : MADE IN USA
Voice coil dimension : 4.0inch
Voice coil layer: 8 layers
Dust cap: Carbon FROM MADE IN EUROPE
Nominal impedance: dual 1ohm
Voice coil wire: aluminum
Spider dimension : 4''ID / 10''OD
Spider material: NOMEX
Spider layers: 2pcs x 4layers
RMS Power: 4500wrms
MAX Watt: 9000wmax
Sensitivity: 87.3dB
Resonance frequency (f0): 37.6 Hz
Mechanical Q factor (Qms): 6.65
Electrical Q factor (Qes): 0.42
Total Q factor: (Qts): 0.39
Xmax: 27mm
Force factor: N/A
Magnet Weight: 400 Oz
Net weight: 33kg
Basket: Die cast Alumium
Magnet: Ferrite
Magnet dimension: Φ250*20mm X 3PCS
1=Outer Dimension: 392mm - 15.4"
2=Mounting Depth: 280mm - 11"
3=Magnet Dimension: 260mm - 10.2"
4=Mounting Hole Dimension: 363mm - 14.3"