Celestion TSQ1230
12-inch cast aluminium chassis neodymium magnet low frequency loudspeaker.
| Brand | Celestion |
| Model | TSQ1230 |
| Kind | Woofer |
| Nominal diameter (mm) | 305 |
| Impedance (Ω) | 8 |
| Rated power (W) | 700 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 98 |
| Frequency response | 50 Hz – 3000 Hz |
| Resonance frequency, fs (Hz) | 55 |
| DC resistance, Re (Ω) | 5.2 |
| Mechanical Q, Qms | 8.11 |
| Electrical Q, Qes | 0.315 |
| Total Q, Qts | 0.303 |
| Equivalent volume, Vas (l) | 45.2 |
| Effective piston area, Sd (cm²) | 530.93 |
| Moving mass, Mms (g) | 69.5 |
| Force factor, BL (T·m) | 20.5 |
| Voice coil inductance, Le (mH) | 0.72 |
| Linear excursion, Xmax (mm) | 6.8 |
| Excursion limit, Xmech (mm) | 16 |
| Voice coil diameter (mm) | 75 |
| Cutout diameter (mm) | 282 |
| Mounting depth (mm) | 145 |
| Cone material | Glass loaded cellulose |
| Magnet material | Neodymium |
| Weight (kg) | 4.9 |