Visaton UL 87 4 Ω
Cabinet speaker, equipped with one 8.7 cm full-range loudspeaker. Black plastic housing. Remove the grille and loudspeaker to fit. The housing can then be fitted to a flat surface directly, without a holder. To this end, there are two screw holes in the base.
| Brand | Visaton |
| Model | UL 87 4 Ω |
| Kind | |
| Nominal diameter (mm) | |
| Impedance (Ω) | 4 |
| Rated power (W) | 10 |
| Maximum power (W) | 15 |
| Sensitivity (dB, 1 W/1 m) | 87 |
| Frequency response | 150 Hz – 10000 Hz |
| Resonance frequency, fs (Hz) | |
| DC resistance, Re (Ω) | |
| Mechanical Q, Qms | |
| Electrical Q, Qes | |
| Total Q, Qts | |
| Equivalent volume, Vas (l) | |
| Effective piston area, Sd (cm²) | |
| Moving mass, Mms (g) | |
| Force factor, BL (T·m) | |
| Voice coil inductance, Le (mH) | |
| Linear excursion, Xmax (mm) | |
| Excursion limit, Xmech (mm) | |
| Voice coil diameter (mm) | |
| Cutout diameter (mm) | |
| Mounting depth (mm) | |
| Cone material | |
| Magnet material | |
| Weight (kg) | 0.33 |