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SUPRAVOX 285 EXC MK2 Speaker Driver Full Range 70W 8 Ohm 93/102dB 50Hz-7000Hz Ø28cm
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| A mobile crew and a response identical to the 215-2000 alnico. Its advantage is the possibility of adjusting these parameters thanks to a powerful electromagnetic motor. Adaptable to many speakers, it requires an external power supply (ideal from 10 to 14V for 5A). | ||||||||||||||||||||||||||||||||||||
| mms | cms | R dc | |||||||||||||||||||||||||||||||||
53 Hz | 18.5 g | 0.49 | 6.5 |
Food | 6 V | 7 V | 8 V | 9 V | 10 V | 11 V | 12 V |
| Vas | 154 | 158 | 154 | 156 | 154 | 155 | 154 |
qt | 0.64 | 0.49 | 0.39 | 0.31 | 0.27 | 0.25 | 0.21 |
Qe | 0.68 | 0.51 | 0.41 | 0.32 | 0.27 | 0.25 | 0.22 |
Qm | 10.48 | 10 | 9.31 | 9.33 | 8.83 | 7.9 | 8.2 |
bl | 7.74 | 8.8 | 9.98 | 11.1 | 12.1 | 12.6 | 13.5 |
SPL ref | 97.1 | 98.5 | 99.4 | 100 | 101 | 101 | 102 |
| Speaker Power (W RMS) | 70.0 |
| Speaker Type | Midbass |
| Impedance (Ω) | 8 |
| Loudspeaker diameter (mm) | 280.0 |
| Diaphragm type | N/A |
| Efficiency / Sensitivity (dB) | 102.0 |
| Max Linear Excursion (Xmax) (mm) | 4.0 |
| Lowest frequency (Hz) | 50 |
| Highest frequency (Hz) | 7000 |
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