Eighteen Sound 10NMB420 16Ω
8Ω
16Ω
Woofer
10″ / 260 mm
Nominal diameter
65 Hz
Resonance
0.33
Q factor
97 dB
Sensitivity
± 4 mm
Linear excursion
500 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 96.7
- dB
- Frequency response
- 65 - 5000
- Hz
- Resonance frequency (free air)
- fS
- 65.0
- Hz
- Mechanical quality factor
- QMS
- 4.60
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.33
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 138
- cm³
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 500
- W
- Nominal impedance
- Z
- 16
- Ω
- DC resistance
- RE
- 10.5
- Ω
- Inductance (1kHz)
- LE
- 0.4
- mH
- VC Diameter
- 65
- mm
- Winding material
- Aluminum
- Force factor
- Bl
- 19.5
- N/A
- Motor constant
- Bl/√RE
- 6.02
- N/√W
- Material
- Neodymium
- Effective diameter
- 210
- mm
- Effective area
- SD
- 346
- cm²
- Moving mass
- MMS
- 31.5
- g
- Moving mass (without air load)
- MMD
- 26.8
- g
- Material
- Weather protected
- Stiffness
- KMS
- 5.26
- N/mm
- Compliance
- CMS
- 190
- µm/N
- Equivalent volume to the compliance
- VAS
- 30
- L
- Mechanical resistance
- RMS
- 2.8
- N·s/m
- Nominal diameter
- 10
- ″
- 260
- mm
- Overall diameter
- 260
- mm
- Baffle cutout diameter
- 232
- mm
- Overall depth
- 122
- mm
- Flange thickness
- 11
- mm
- Mounting depth
- 111
- mm
- Volume occupied by the driver (estimated)
- 1.4
- L
- Net weight
- 3.0
- kg