Nominal Diameter     460mm(18in)
Bolt Circle Diameter     442mm
Baffle Cutout Diameter      424mm
Depth      204mm
Flange and Gasket Thickness      18mm
Net Weight      9.1kg


Resonance frequency (Fs)     32Hz
DC resistance (Re)      5.1 Ohm
Electrical factor (Qes)      0.27
Mechanical factor (Qms)     6.5
Total factor (Qts)     0.26
Equivalent Cas air load (Vas)      0.257m³
Effettive piston area (Sd)     1220cm²
Max.linear excursion (Xmax)     8.8mm
Mms      201g
BL Factor (BL)      27.8N/A
Voice-coil inductance (Le)     2.5mH
Cms      0.55mm/N
Eta Zero     3.01%


Nominal Impedance     8 Ohm
Minimum Impedance     6.3 Ohm
AES Power Handling (1)      1200W
Maximum Power Handling (2)     2400W
Sensitivity (1W/1m)     98dB
Frequency Range      30-1000Hz
Voice Coil Diameter      100mm(4in)