Visaton SC 4.7 ND 4 Ω
Magnetically shielded 4 x 7 cm (1.6" x 2.8") fullrange driver with good efficiency and balanced frequency response with a clear highrange reproduction. Extremely small size due to a neodymium magnet system. Applicable as built-in speaker in TV's and PC's with very small mounting space.
| Brand | Visaton |
| Model | SC 4.7 ND 4 Ω |
| Kind | Full range |
| Nominal diameter (mm) | |
| Impedance (Ω) | 4 |
| Rated power (W) | 2 |
| Maximum power (W) | 4 |
| Sensitivity (dB, 1 W/1 m) | 81 |
| Frequency response | 220 Hz – 20000 Hz |
| Resonance frequency, fs (Hz) | 360 |
| DC resistance, Re (Ω) | 3.6 |
| Mechanical Q, Qms | 5.42 |
| Electrical Q, Qes | 5.81 |
| Total Q, Qts | 2.8 |
| Equivalent volume, Vas (l) | 0.18 |
| Effective piston area, Sd (cm²) | 16 |
| Moving mass, Mms (g) | 0.6 |
| Force factor, BL (T·m) | 0.9 |
| Voice coil inductance, Le (mH) | 0.2 |
| Linear excursion, Xmax (mm) | |
| Excursion limit, Xmech (mm) | 0.5 |
| Voice coil diameter (mm) | 14 |
| Cutout diameter (mm) | 65 |
| Mounting depth (mm) | |
| Cone material | |
| Magnet material | |
| Weight (kg) | 0.041 |