B&C Speaker 12NBX100
4Ω
8ΩSubwoofer
12″ / 320 mm
Nominal diameter
40 Hz
Resonance
0.22
Q factor
93 dB
Sensitivity
± 10 mm
Linear excursion
2000 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 92.8
- dB
- Frequency response
- 40 - 1500
- Hz
- Resonance frequency (free air)
- fS
- 40.0
- Hz
- Mechanical quality factor
- QMS
- 7.05
- Electrical quality factor
- QES
- 0.23
- Total quality factor
- QTS
- 0.22
- Maximum linear excursion
- xmax
- 10.0
- mm
- Air volume displaced at xmax
- VD
- 531
- cm³
- Power handling
- P
- 1000
- W
- Program power
- Pmax
- 2000
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.6
- Ω
- Inductance (1kHz)
- LE
- 1.35
- mH
- VC Diameter
- 100
- mm
- Winding height
- HVC
- 25
- mm
- Winding material
- Copper
- Former material
- Glass Fibre
- Flux density
- B
- 1.1
- T
- Force factor
- Bl
- 23.04
- N/A
- Motor constant
- Bl/√RE
- 12.1
- N/√W
- Air gap height
- HAG
- 11
- mm
- Material
- Neodymium Inside Slug
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 133
- g
- Moving mass (without air load)
- MMD
- 124.1
- g
- Material
- Waterproof Both Sides
- Stiffness
- KMS
- 8.55
- N/mm
- Compliance
- CMS
- 117
- µm/N
- Equivalent volume to the compliance
- VAS
- 46.5
- L
- Mechanical resistance
- RMS
- 4.74
- N·s/m
- Spider material
- Silicone
- Nominal diameter
- 12
- ″
- 320
- mm
- Overall diameter
- 320
- mm
- Baffle cutout diameter
- 280
- mm
- Overall depth
- 143
- mm
- Flange thickness
- 12
- mm
- Mounting depth
- 131
- mm
- Volume occupied by the driver
- 4.0
- L
- Net weight
- 8.25
- kg