SPW-1250SC1 12 Inch Woofer
- 2.58 INCH ROUND COPPER VOICE COIL
- 94.6 dB/SPL SENSITIVITY
- 350 WATT RMS
- 50 - 3300 Hz FREQUENCY RESPONSE
GENERAL SPECIFICATIONS
| Nominal diameter | 12 inch |
|---|---|
| Nominal impedance | 8 Ω |
| Magnet weight | 50 oz |
| Power rating | 350W RMS |
| Peak power | 700W |
| Sensitivity | 93.6 dB |
| Frequency range | 50~3300 Hz |
| Voice coil diameter | 2.58 inch |
| basket material | Steel |
| Magnet material | Ferrite |
| Coil material | Round Copper |
| Former material | Aluminum |
| Cone material | Paper |
| Surround material | Cloth |
SMALL SIGNAL PARAMETERS
| DC resistance(Re) | 6.9 Ω |
|---|---|
| Resonance frequency(Fs) | 48.5 Hz |
| Moving mass(Mms) | 58.5 g |
| Compliance(Cms) | 0.18 mm/N |
| Force factor(BL) | 14.9 N/A |
| Mechanical Q-factor(Qms) | 1.97 |
| Electrical Q-factor(Qes) | 0.55 |
| Total Q-factor(Qts) | 0.43 |
| Equivalent air volume(Vas) | 72.5 L |
| Voice coil Inductance(Le) | 0.51 mH |
| Diaphragm area(Sd) | 530.9 cm² |
Frequency Response
Impedence Curve
Dimensions
