SPW-820SF 8" Woofer
- 1 INCH ROUND COPPER VOICE COIL
- 87.5 dB/SPL SENSITIVITY
- 100 WATT RMS
- 36 ~ 7500 Hz FREQUENCY RESPONSE
GENERAL SPECIFICATIONS
| Nominal diameter | 8 inch |
|---|---|
| Nominal impedance | 8 Ω |
| Magnet weight | 20 oz |
| Power rating | 100W RMS |
| Peak power | 200W |
| Sensitivity | 87.5 dB |
| Frequency range | 36~7500 Hz |
| Voice coil diameter | 1 inch |
| Basket material | Steel |
| Magnet material | Ferrite |
| Coil material | Round Copper |
| Former material | Aluminum |
| Cone material | PP |
| Surround material | Foam |
SMALL SIGNAL PARAMETERS
| DC resistance(Re) | 7.0 Ω |
|---|---|
| Resonance frequency(Fs) | 46.5 Hz |
| Moving mass(Mms) | 19.2 g |
| Compliance(Cms) | 0.61 mm/N |
| Force factor(BL) | 5.9 N/A |
| Mechanical Q-factor(Qms) | 3.59 |
| Electrical Q-factor(Qes) | 1.14 |
| Total Q-factor(Qts) | 0.86 |
| Equivalent air volume(Vas) | 42.0 L |
| Voice coil Inductance(Le) | 0.21 mH |
| Diaphragm area(Sd) | 221.7 cm² |
Frequency Response
Impedence Curve
Dimensions
