Eighteen Sound 15NLW9300
Subwoofer
15″ / 380 mm
Nominal diameter
39 Hz
Resonance
0.26
Q factor
97 dB
Sensitivity
± 8 mm
Linear excursion
1200 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 97.0
- dB
- Frequency response
- 50 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 39.0
- Hz
- Mechanical quality factor
- QMS
- 6.70
- Electrical quality factor
- QES
- 0.27
- Total quality factor
- QTS
- 0.26
- Maximum linear excursion
- xmax
- 8.0
- mm
- Air volume displaced at xmax
- VD
- 680
- cm³
- Power handling
- P
- 800
- W
- Program power
- Pmax
- 1200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.95
- mH
- VC Diameter
- 100
- mm
- Winding material
- Aluminum
- Force factor
- Bl
- 24.4
- N/A
- Motor constant
- Bl/√RE
- 9.96
- N/√W
- Material
- Neodymium
- Effective diameter
- 329
- mm
- Effective area
- SD
- 850
- cm²
- Moving mass
- MMS
- 107
- g
- Moving mass (without air load)
- MMD
- 89.7
- g
- Material
- Weather protected
- Stiffness
- KMS
- 6.41
- N/mm
- Compliance
- CMS
- 156
- µm/N
- Equivalent volume to the compliance
- VAS
- 170
- L
- Mechanical resistance
- RMS
- 3.91
- N·s/m
- Nominal diameter
- 15
- ″
- 380
- mm
- Overall diameter
- 387
- mm
- Baffle cutout diameter
- 353
- mm
- Overall depth
- 174
- mm
- Flange thickness
- 19
- mm
- Mounting depth
- 155
- mm
- Volume occupied by the driver (estimated)
- 3.8
- L
- Net weight
- 6.8
- kg