Eighteen Sound 10NMB500
Low frequency
10″ / 260 mm
Nominal diameter
67 Hz
Resonance
0.32
Q factor
99 dB
Sensitivity
± 2.5 mm
Linear excursion
320 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 99.4
- dB
- Frequency response
- 70 - 6500
- Hz
- Resonance frequency (free air)
- fS
- 67.0
- Hz
- Mechanical quality factor
- QMS
- 2.73
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.32
- Maximum linear excursion
- xmax
- 2.5
- mm
- Maximum excursion before damage
- xlim
- 9.0
- mm
- Air volume displaced at xmax
- VD
- 87
- cm³
- Power handling
- P
- 250
- W
- Program power
- Pmax
- 320
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.2
- Ω
- Inductance (1kHz)
- LE
- 0.2
- mH
- VC Diameter
- 51
- mm
- Winding material
- Copper
- Force factor
- Bl
- 11.0
- N/A
- Motor constant
- Bl/√RE
- 4.82
- N/√W
- Material
- Neodymium
- Effective diameter
- 210
- mm
- Effective area
- SD
- 346
- cm²
- Moving mass
- MMS
- 20
- g
- Moving mass (without air load)
- MMD
- 15.3
- g
- Material
- Curvilinear profile high damping water resistant treated cellulose
- Stiffness
- KMS
- 3.53
- N/mm
- Compliance
- CMS
- 283
- µm/N
- Equivalent volume to the compliance
- VAS
- 48.1
- L
- Mechanical resistance
- RMS
- 3.08
- N·s/m
- Surround material
- Triple-roll, Polycotton
- Nominal diameter
- 10
- ″
- 260
- mm
- Overall diameter
- 260
- mm
- Baffle cutout diameter
- 232
- mm
- Overall depth
- 122
- mm
- Flange thickness
- 15
- mm
- Mounting depth
- 107
- mm
- Volume occupied by the driver (estimated)
- 1.0
- L
- Net weight
- 1.9
- kg