P.Audio 18NT-100SW
FT
NT
Low frequency
| Nominal diameter | 18″ / 457 mm |
| Resonance | 35 Hz |
| Q factor | 0.48 |
| Sensitivity | 94.7 dB |
| Linear excursion | ± 9 mm |
| Program Power | 2600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.7dB
- Frequency response 35 - 1000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 35Hz
- Mechanical quality factor QMS 11.67
- Electrical quality factor QES 0.50
- Total quality factor QTS 0.48
Large signal parameters
- Maximum linear excursion (one way) xmax 9mm
- Air volume displaced at xmax VD 1103cm³
- Power handling P 1300W
- Program power Pmax 2600W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.8Ω
- Inductance (1kHz) LE 1.05mH
- VC Diameter 99.3mm
- Winding height HVC 29mm
- Winding material Round Copper Wire
- Former material Glass Fiber
Magnet
- Flux density B 1.3T
- Force factor Bl 25.2N/A
- Motor constant Bl/√RE 10.5N/√W
- Air gap height HAG 11mm
- Material Neodymium
Diaphragm
- Effective diameter 397mm
- Effective area SD 1225cm²
- Moving mass MMS 212g
- Moving mass (without air load) MMD 182g
- Material Waterproof Paper
Suspensions
- Stiffness KMS 14.7N/mm
- Compliance CMS 68µm/N
- Equivalent volume to the compliance VAS 145L
- Mechanical resistance RMS 4.68N·s/m
- Surround material Cloth
- Spider material Double Silicone
Dimensions
- Nominal diameter 18″
- 457mm
- Overall diameter 467mm
- Baffle cutout diameter 426mm
- Overall depth 258mm
- Flange thickness 23mm
- Mounting depth 222mm
- Volume occupied by the driver (estimated) 6.8L
- Net weight 9.5kg
- Frame material Aluminium
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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