| Brand | Fostex |
| Model | FE108NS |
| Kind | Full range |
| Nominal diameter (mm) | |
| Impedance (Ω) | 8 |
| Rated power (W) | 15 |
| Maximum power (W) | |
| Sensitivity (dB, 1 W/1 m) | 87 |
| Frequency response | |
| Resonance frequency, fs (Hz) | 75 |
| DC resistance, Re (Ω) | 7.4 |
| Mechanical Q, Qms | 3.11 |
| Electrical Q, Qes | 0.35 |
| Total Q, Qts | 0.32 |
| Equivalent volume, Vas (l) | 5.37 |
| Effective piston area, Sd (cm²) | |
| Moving mass, Mms (g) | 2.7 |
| Force factor, BL (T·m) | 5.1 |
| Voice coil inductance, Le (mH) | 0.03 |
| Linear excursion, Xmax (mm) | |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | 20 |
| Cutout diameter (mm) | 100 |
| Mounting depth (mm) | |
| Cone material | |
| Magnet material | |
| Weight (kg) | 1.08 |
