| Power Rating |
650W RMS |
| Nominal Diameter |
457mm (18”) |
| Nominal Impedance |
8Ω |
| Sensitivity (1W/1m ) |
98 dB |
| Magnet Weight |
3.56kg |
| Resonant Frequencey (Fs) |
32Hz |
| DC resistance (Re) |
5.1Ω |
| Electromagnetic Q (Qes) |
0.26 |
| Mechanical Q (Qms) |
5.29 |
| Total Q (Qts) |
0.245 |
| Compliance Equivalent Volume (VAS) |
246 Litr |
| Surface Area of Cone (Sd) |
1225cm2 |
| Reference Efficiency (ηo) |
3.12% |
| Voice Coil |
4.0” |
| Overhang (Xmax) |
5.0 mm |
| Moving Mass (Mms) |
218gm |
| BL Product (BL) |
29.64TM |
| Coil Inductance (Le) |
1.9mH |
| Overall Diameter |
476 mm |
| Depth |
205 mm |
| Baffle Hole Diameter |
424 mm |
| Bolt Mount Diameter (PCD) |
450 mm (8 Bolts) |
| Weight |
12.00kg |
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