NVX SMW12D4
2x4Ω
Shallow Subwoofer
| Nominal diameter | 12″ / 305 mm |
| Resonance | 29.1 Hz |
| Q factor | 0.57 |
| Sensitivity | 86 dB |
| Linear excursion | ± 8 mm |
| Program power | 800 W |
.jpg)
.jpg)
.jpg)
Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86dB
- Frequency response 25 - 350Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 29.1Hz
- Mechanical quality factor QMS 5.18
- Electrical quality factor QES 0.64
- Total quality factor QTS 0.57
Large signal parameters
- Maximum linear excursion (one way) xmax 8mm
- Air volume displaced at xmax VD 409cm³
- Power handling P 400W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series, estimated) LE 4.35mH
- VC Diameter 63.5mm
- Winding material Aluminum
Magnet
- Force factor (in series) Bl 17.6N/A
- Motor constant Bl/√RE 6.96N/√W
Diaphragm
- Effective diameter 255mm
- Effective area SD 511cm²
- Moving mass (including air load) MMS 171g
- Moving mass MMD 163g
- Material Polypropylene with Carbon Fiber Dust Cap
Suspensions
- Stiffness KMS 5.71N/mm
- Compliance CMS 175µm/N
- Equivalent volume to the compliance VAS 64.9L
- Mechanical resistance RMS 6.03N·s/m
Dimensions
- Nominal diameter 12″
- 305mm
- Overall diameter 313mm
- Baffle cutout diameter 289mm
- Mounting depth 100mm
- Volume occupied by the driver (estimated) 2.2L
- Net weight 4.99kg
Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Amplion.jpg.webp)
.jpg.webp)
.webp.webp)