12-inch Drivers
NW-127508
The NW-127508 is a 12-inch neodymium woofer for subwoofer and bass cabinet systems. It handles 400 W AES (800 W program) with 97 dB sensitivity, a 60 Hz resonant frequency and a 76 mm aluminium voice coil. N38H neodymium magnet. AES standard power rating.
Specifications
- Nominal Diameter
- 12" / 320 mm
- Nominal Impedance
- 8 ohm
- Sensitivity (1W/1m)
- 97 dB
- Frequency Range
- 62 Hz - 3 kHz
- Voice Coil Diameter
- 76 mm / 3"
- Net Weight
- 4.4 kg
Full Thiele-Small parameters available on request – contact contact@brave-audio.com
GENERAL SPECIFICATIONS
Nominal Diameter | 12" / 320 mm |
Nominal Impedance | 8 ohm |
AES Power Handling | 400 W |
Continuous Program Power | 800 W |
Sensitivity (1W/1m) | 97 dB |
Frequency Range | 62 Hz - 3 kHz |
Voice Coil Diameter | 76 mm / 3" |
Winding Material | Aluminium |
Former Material | FGL |
Winding Depth | 15.5 mm |
Magnetic Gap Depth | 10 mm |
Surround Material | Paper cone with cloth surround |
Surround Design | W-shaped cloth |
MOUNTING INFORMATION
Overall Diameter | 313 mm |
Bolt Circle Diameter | 294 mm |
Baffle Cut-out Diameter | 282 mm |
Depth | 153 mm |
Net Weight | 4.4 kg |
Shipping Weight | 6 kg |
Shipping Carton Size | 350 x 350 x 295 mm |
THIELE-SMALL PARAMETERS
Fs (Resonance Frequency) | 60 Hz |
Re (DC Resistance) | 5.2 ohm |
Qms (Mechanical Factor) | 5.96 |
Qes (Electrical Factor) | 0.65 |
Qts (Total Factor) | 0.58 |
Cms (Compliance) | 0.1121 mm/N |
Mms (Moving Mass) | 59.97 g |
BL Factor | 17.13 T.m |
Vas (Equivalent Air Load) | 44.11 liters |
Sd (Piston Area) | 530.9 cm2 |
Mmd (incl. air load) | 53.05 g |
