Celestion NTR15-3018E
Celestion NTR15 3018E - 15 inch LF neodymium woofer with cast aluminium chassis, neo magnet, 98dB sensitivity and a low frequency range of 30-3000Hz
| Brand | Celestion |
| Model | NTR15-3018E |
| Kind | |
| Nominal diameter (mm) | 381 |
| Impedance (Ω) | 8 |
| Rated power (W) | 450 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 98 |
| Frequency response | 30 Hz – 3000 Hz |
| Resonance frequency, fs (Hz) | 34.9 |
| DC resistance, Re (Ω) | 5.85 |
| Mechanical Q, Qms | 4.863 |
| Electrical Q, Qes | 0.301 |
| Total Q, Qts | 0.283 |
| Equivalent volume, Vas (l) | 207.27 |
| Effective piston area, Sd (cm²) | 855.3 |
| Moving mass, Mms (g) | 104.12 |
| Force factor, BL (T·m) | 21.07 |
| Voice coil inductance, Le (mH) | 1.18 |
| Linear excursion, Xmax (mm) | 5 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 75 |
| Cutout diameter (mm) | 351 |
| Mounting depth (mm) | 162 |
| Cone material | Glass loaded paper (weather-resistant) |
| Magnet material | Neodymium |
| Weight (kg) | 4 |