Celestion TF1218
Celestion TF1218 - 100W 12 inch mid bass LF driver with pressed steel chassis, ferrite magnet, 97dB output sensitivity and a 60-4500Hz frequency range.
| Brand | Celestion |
| Model | TF1218 |
| Kind | |
| Nominal diameter (mm) | 305 |
| Impedance (Ω) | 8 |
| Rated power (W) | 100 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 97 |
| Frequency response | 60 Hz – 4500 Hz |
| Resonance frequency, fs (Hz) | 59 |
| DC resistance, Re (Ω) | 5.93 |
| Mechanical Q, Qms | 3.344 |
| Electrical Q, Qes | 0.609 |
| Total Q, Qts | 0.516 |
| Equivalent volume, Vas (l) | 83.04 |
| Effective piston area, Sd (cm²) | 530.98 |
| Moving mass, Mms (g) | 35 |
| Force factor, BL (T·m) | 11.23 |
| Voice coil inductance, Le (mH) | 0.62 |
| Linear excursion, Xmax (mm) | 2 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 45 |
| Cutout diameter (mm) | 283 |
| Mounting depth (mm) | 125 |
| Cone material | Kevlar loaded paper |
| Magnet material | Ferrite |
| Weight (kg) | 2.7 |