Eighteen Sound 8NTLW2000
8Ω
16ΩWoofer
8″ / 210 mm
Nominal diameter
71 Hz
Resonance
0.21
Q factor
95 dB
Sensitivity
± 4.4 mm
Linear excursion
700 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.9
- dB
- Frequency response
- 70 - 4500
- Hz
- Resonance frequency (free air)
- fS
- 71.0
- Hz
- Mechanical quality factor
- QMS
- 8.10
- Electrical quality factor
- QES
- 0.21
- Total quality factor
- QTS
- 0.21
- Maximum linear excursion
- xmax
- 4.4
- mm
- Air volume displaced at xmax
- VD
- 100
- cm³
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.2
- Ω
- Inductance (1kHz)
- LE
- 0.63
- mH
- VC Diameter
- 51
- mm
- Winding height
- HVC
- 13
- mm
- Winding material
- Aluminum
- Force factor
- Bl
- 17.5
- N/A
- Motor constant
- Bl/√RE
- 7.67
- N/√W
- Air gap height
- HAG
- 8.5
- mm
- Effective diameter
- 170
- mm
- Effective area
- SD
- 227
- cm²
- Moving mass
- MMS
- 28
- g
- Moving mass (without air load)
- MMD
- 25.5
- g
- Material
- Water,UV repellent
- Stiffness
- KMS
- 5.59
- N/mm
- Compliance
- CMS
- 179
- µm/N
- Equivalent volume to the compliance
- VAS
- 13
- L
- Mechanical resistance
- RMS
- 1.54
- N·s/m
- Nominal diameter
- 8
- ″
- 210
- mm
- Overall diameter
- 210
- mm
- Baffle cutout diameter
- 186
- mm
- Overall depth
- 121
- mm
- Flange thickness
- 9
- mm
- Mounting depth
- 112
- mm
- Volume occupied by the driver (estimated)
- 0.76
- L
- Net weight
- 1.5
- kg