Visaton FR 12 4 Ω
13 cm (5") fullrange speaker system with an inverted cone displacement. Very compact design making this the ideal choice where space is at a premium.
| Brand | Visaton |
| Model | FR 12 4 Ω |
| Kind | Full range |
| Nominal diameter (mm) | 130 |
| Impedance (Ω) | 4 |
| Rated power (W) | 15 |
| Maximum power (W) | 40 |
| Sensitivity (dB, 1 W/1 m) | 85 |
| Frequency response | 70 Hz – 18000 Hz |
| Resonance frequency, fs (Hz) | 110 |
| DC resistance, Re (Ω) | 3.4 |
| Mechanical Q, Qms | 5.61 |
| Electrical Q, Qes | 2.8 |
| Total Q, Qts | 1.87 |
| Equivalent volume, Vas (l) | 8.7 |
| Effective piston area, Sd (cm²) | 87 |
| Moving mass, Mms (g) | 3.8 |
| Force factor, BL (T·m) | 1.7 |
| Voice coil inductance, Le (mH) | 0.1 |
| Linear excursion, Xmax (mm) | |
| Excursion limit, Xmech (mm) | 2.5 |
| Voice coil diameter (mm) | 20 |
| Cutout diameter (mm) | 114 |
| Mounting depth (mm) | |
| Cone material | |
| Magnet material | |
| Weight (kg) | 0.284 |