Celestion FTX1025
This 10 inch 300W coaxial speaker has a ferrite magnet assembly and aluminium chassis with demodulation ring for minimised distortion.
| Brand | Celestion |
| Model | FTX1025 |
| Kind | Coaxial |
| Nominal diameter (mm) | 254 |
| Impedance (Ω) | 8 |
| Rated power (W) | 300 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 96 |
| Frequency response | 60 Hz – 5000 Hz |
| Resonance frequency, fs (Hz) | 71.5 |
| DC resistance, Re (Ω) | 5.42 |
| Mechanical Q, Qms | 2.788 |
| Electrical Q, Qes | 0.523 |
| Total Q, Qts | 0.44 |
| Equivalent volume, Vas (l) | 25.85 |
| Effective piston area, Sd (cm²) | 346.36 |
| Moving mass, Mms (g) | 32.55 |
| Force factor, BL (T·m) | 12.3 |
| Voice coil inductance, Le (mH) | 0.48 |
| Linear excursion, Xmax (mm) | 5 |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 64 |
| Cutout diameter (mm) | 235 |
| Mounting depth (mm) | 123 |
| Cone material | Polyimide |
| Magnet material | Ferrite |
| Weight (kg) | 4.5 |