Celestion PULSE XL 12.20
An increasingly popular choice of speaker format for bass players, this 12-inch driver delivers a rock-solid performance.
| Brand | Celestion |
| Model | PULSE XL 12.20 |
| Kind | |
| Nominal diameter (mm) | 311 |
| Impedance (Ω) | 8 |
| Rated power (W) | 500 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 94 |
| Frequency response | 35 Hz – 2200 Hz |
| Resonance frequency, fs (Hz) | 35.1 |
| DC resistance, Re (Ω) | 5.8 |
| Mechanical Q, Qms | 6.087 |
| Electrical Q, Qes | 0.548 |
| Total Q, Qts | 0.503 |
| Equivalent volume, Vas (l) | 153.3 |
| Effective piston area, Sd (cm²) | 530.9 |
| Moving mass, Mms (g) | 53.55 |
| Force factor, BL (T·m) | 11.21 |
| Voice coil inductance, Le (mH) | 1.31 |
| Linear excursion, Xmax (mm) | 8.3 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 50 |
| Cutout diameter (mm) | 281 |
| Mounting depth (mm) | 135 |
| Cone material | Cellulose |
| Magnet material | Ferrite |
| Weight (kg) | 4.1 |