Eighteen Sound 12NTLX3500
8Ω
Subwoofer
| Nominal diameter | 12″ / 310 mm |
| Resonance | 39 Hz |
| Q factor | 0.33 |
| Sensitivity | 92.6 dB |
| Linear excursion | ± 7.9 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 92.6dB
- Frequency response 40 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 39Hz
- Mechanical quality factor QMS 6.20
- Electrical quality factor QES 0.35
- Total quality factor QTS 0.33
Large signal parameters
- Maximum linear excursion xmax 7.9mm
- Air volume displaced at xmax VD 420cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.0Ω
- Inductance (1kHz) LE 0.52mH
- VC Diameter 88mm
- Winding height HVC 22mm
- Winding material Aluminum
Magnet
- Force factor Bl 17.1N/A
- Motor constant Bl/√RE 7.65N/√W
- Air gap height HAG 12.5mm
- Material Neodymium
Diaphragm
- Effective diameter 260mm
- Effective area SD 531cm²
- Moving mass MMS 86g
- Moving mass (without air load) MMD 77.4g
- Material Weather protected
Suspensions
- Stiffness KMS 5.03N/mm
- Compliance CMS 199µm/N
- Equivalent volume to the compliance VAS 79.6L
- Mechanical resistance RMS 3.4N·s/m
Dimensions
- Nominal diameter 12″
- 310mm
- Overall diameter 310mm
- Baffle cutout diameter 283mm
- Overall depth 194mm
- Flange thickness 15mm
- Mounting depth 179mm
- Volume occupied by the driver (estimated) 2.7L
- Net weight 4.6kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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