Description
| Model | JS-21A1-154PA | Parameters | |
|---|---|---|---|
| Nominal diameter | 21" | Re | 4.25 |
| Power rating | 3000 | Le | 1.293 |
| Max power rating | 6000 | Fs | 43.7 |
| Rated impedance | 8 | Mms | 543.842 |
| Sensitivity | 98 | Rms | 18.508 |
| Frequency range | 40-1200 Hz | Cms | 0.024 |
| Chassis material | Aluminum | BI | 38.544 |
| Magnet material | Neodymium | Qms | 8.077 |
| Voice coil diameter | 154 | Qes | 0.428 |
| Voice coil material | Aluminum | Qts | 0.406 |
| Cone material | Paper | Vas | 119.5014 |
| Surround material | Cloth | Sd | 1862.72 |
