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General Specifications
| Continuous Power Handling (RMS) | 400 W |
| Recommended Amplifier Power (RMS) | 200 - 400 W |
| Nominal Impedance (Znom) | Dual 4/8 Ω |
Physical Specifications
| Nominal Diameter | 12 in / 300 mm |
| Overall Diameter (A) | A1: 13.2 in / 335 mm A2: 12.5 in / 318 mm |
| Mounting Hole Diameter (B) | 11.625 in / 295 mm |
| Bolt Hole Circle Diameter (C) | 12.5 in / 318 mm |
| Motor Outer Diameter (D) | 6.125 in / 156 mm |
| Mounting Depth (E) | 3.5 in / 89 mm |
| Driver Displacement | 0.029 cu ft / 0.82 L |
| Net Weight | 14.9 lb / 6.8 kg |
Parameters
| Free Air Resonance (Fs) | 26.46 Hz |
| Electrical “Q” (Qes) | 0.558 |
| Mechanical “Q” (Qms) | 10.766 |
| Total Speaker “Q” (Qts) | 0.531 |
| Equivalent Compliance (Vas) | 1.72 cu ft / 48.73 L |
| One-Way Linear Excursion (Xmax)* | 0.6 in / 15.2 mm |
| Efficiency (1 W / 1 m)** | 84.11 dB SPL |
| Effective Piston Area (Sd) | 83.517 sq in / 0.0539 sq m |
Sealed Enclosure Specifications
| Wall Thickness | 0.75 in / 19 mm |
| Front Baffle Thickness | 0.75 in / 19 mm |
| Volume (net int.) | 0.80 cu ft / 22.7 L |
| External Width (W) | 21.25 in / 540 mm |
| External Height (H) | 16 in / 406 mm |
| External Depth (D) | 6.5 in / 165 mm |
| F3 | 37.99 Hz |
| Fc | 46.97 Hz |
| Qtc | 0.9426 |
Ported Enclosure Specifications
| Wall Thickness | 0.75 in / 19 mm |
| Front Baffle Thickness | 0.75 in / 19 mm |
| Volume (net int.) | 0.95 cu ft / 26.9 L |
| External Width (W) | 30 in / 762 mm |
| External Height (H) | 16.625 in / 422 mm |
| External Depth (D) | 6.50 in / 165 mm |
| Internal Slot Port Width (SW) | 5 in / 127 mm |
| Internal Slot Port Height (SH) | 2.50 in / 64 mm |
| Internal Slot Port Length (SL) | 31.25 in / 794 mm |
| Port Extension Length (EL) | 26 in / 660 mm |
| Tuning Frequency (Fb) | 32.14 Hz |
| F3 | 32.52 Hz |
