| SPECIFICATION | Value | Unit |
|---|---|---|
| Nominal diameter | 21 | mm/inch |
| Rated impedance | 8 | ohm |
| Nominal power | 3000 | W |
| Maximum power | 6000 | W |
| Sensitivity (1w/1m) | 96.5 | dB |
| Frequency response | 33-500 | Hz |
| Voice coil diameter | 153/6 | mm/inch |
| Voice coil material | Copper | |
| Voice coil | Neodymium | |
| material size | 154*14 | mm |
| Carbon Fibre Cone | ||
| Inside Shorting Circuit Ring Technology |
| T/S PARAMETER | Value | Unit |
|---|---|---|
| Fs | 33 | Hz |
| Re | 5.1 | |
| Qes | 0.27 | |
| Qts | 0.26 | |
| Qms | 11 | |
| Vas | 182.5 | L |
| Cms | 0.05 | mm/N |
| Mms | 438.9 | gr |
| BL | 42.6 | N/A |
| Le | 1.5 | mH |
| MOUNTING INFORMATION | Value | Unit |
|---|---|---|
| Overall diameter | 548 | mm |
| Bolt Circle diameter | 526 | mm |
| Baffle Cutout diameter | 506 | mm |
| Depth | 265 | mm |
| Net weight | 19 | KG |
| Shipping | 62*61*38 | mm |
MODEL : HD21NC152A
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