MODEL: TRF SPL SW1230 D0.5

Size:12 inch

Cone: competition grade paper

Surround material: Foam

Voice coil: 3.0inch

Voice coile layer: 8layer

Nominal impedance: dual 0.5ohm

Voice coil wire:aluminium

RMS Power: 3.000wrms

MAX Watt:6.000wmax

Sensitivity: 87.5dB

Resonance frequency(f0): 40.9Hz

Mechanical Q factor (Qms): 6.08

Mechanical Q factor(Qes): 0.55

Total Q factor:(Qts): 0.50

Xmax: 21mm

Force factor: 22.9N/A

Magnet Weight: 300Oz

1=Outer Dimension:  311mm - 12.2"

2=Mounting Depth: 228mm - 8.98"

3=Magnet Dimension: 226mm - 8.9"

4=Mounting Hole Dimension: 283mm - 11.1"