8" hexagon neodymium woofer

Model name:                                     8" hexagon neodymium woofer
Nominal Chassis Diameter           8"
Impedance                                         8/4 Ω
Power Handling                                100 (A.E.S.)
Frequency Range                             70 Hz - 4.5 kHz
Sensitivity (1m /w )                            92 dB
Magnetic Gap Depth                         0.3" / 8 mm
Coil Winding Height                          0.55" / 14 mm
Voice Coil Diameter                          2.0" / 50 mm
Former Material                                  kapton
Voice Coil                                            copper
number of layers                                2 layers
Magnet Material                                  neodymium
surround material                              polycotton
Cone material                                     pulp


FS (Hz)                                                   70
Re (ohm)                                               3.6
Qms                                                       6.165       
Qes                                                         0.636         
Qts                                                          0.577          
Vas (Ltr)                                                 15.1
Cms  (mm/N)                                        0.178
BL (T/M)                                                  8
Mms (grms)                                           24.4
Xmax (mm)                                            3
Sd (cm2)                                                21.4          
Effi ciency (%)                                       0.8


Overall Diameter                                   9.8" / 250 mm
Depth                                                       3.9" / 100 mm
Weight                                                     2.8 kg
Packing Carton Dimensions              260 x 260 x140 mm