Celestion TF1020RE
10-inch pressed steel chassis, ferrite magnet mid/bass driver.
| Brand | Celestion |
| Model | TF1020RE |
| Kind | Woofer |
| Nominal diameter (mm) | 254 |
| Impedance (Ω) | 8 |
| Rated power (W) | 250 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 97 |
| Frequency response | 50 Hz – 2000 Hz |
| Resonance frequency, fs (Hz) | 52.6 |
| DC resistance, Re (Ω) | 5.63 |
| Mechanical Q, Qms | 2.797 |
| Electrical Q, Qes | 0.448 |
| Total Q, Qts | 0.386 |
| Equivalent volume, Vas (l) | 44.53 |
| Effective piston area, Sd (cm²) | 346.36 |
| Moving mass, Mms (g) | 34.957 |
| Force factor, BL (T·m) | 12.04 |
| Voice coil inductance, Le (mH) | 0.682 |
| Linear excursion, Xmax (mm) | 5875 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 50 |
| Cutout diameter (mm) | 229 |
| Mounting depth (mm) | 113 |
| Cone material | Kevlar loaded paper |
| Magnet material | Ferrite |
| Weight (kg) | 3.7 |