Celestion FTR12-4080DL
12-inch, cast aluminiumchassis, ferrite magnetLF driver
| Brand | Celestion |
| Model | FTR12-4080DL |
| Kind | Woofer |
| Nominal diameter (mm) | 305 |
| Impedance (Ω) | 8 |
| Rated power (W) | 700 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 88 |
| Frequency response | 20 Hz – 300 Hz |
| Resonance frequency, fs (Hz) | 28.9 |
| DC resistance, Re (Ω) | 6.24 |
| Mechanical Q, Qms | 2.466 |
| Electrical Q, Qes | 0.345 |
| Total Q, Qts | 0.303 |
| Equivalent volume, Vas (l) | 68.6 |
| Effective piston area, Sd (cm²) | 530.93 |
| Moving mass, Mms (g) | 176.07 |
| Force factor, BL (T·m) | 24.05 |
| Voice coil inductance, Le (mH) | 2.07 |
| Linear excursion, Xmax (mm) | 13.6 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 100 |
| Cutout diameter (mm) | 282 |
| Mounting depth (mm) | 169 |
| Cone material | Glass loaded paper (weather-resistant) |
| Magnet material | Ferrite |
| Weight (kg) | 10.2 |