Oberton 15NB500
Woofer
15″ / 388 mm
Nominal diameter
43 Hz
Resonance
0.26
Q factor
97 dB
Sensitivity
± 7.25 mm
Linear excursion
1000 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 96.9
- dB
- Frequency response
- 42 - 2500
- Hz
- Resonance frequency (free air)
- fS
- 42.8
- Hz
- Mechanical quality factor
- QMS
- 11.97
- Electrical quality factor
- QES
- 0.26
- Total quality factor
- QTS
- 0.26
- Maximum linear excursion
- xmax
- 7.25
- mm
- Air volume displaced at xmax
- VD
- 602
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 1000
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.2
- Ω
- Inductance (1kHz)
- LE
- 1.14
- mH
- VC Diameter
- 77
- mm
- Winding height
- HVC
- 20
- mm
- Winding material
- Copper
- Former material
- Glass fiber
- Flux density
- B
- 1.2
- T
- Force factor
- Bl
- 24.31
- N/A
- Motor constant
- Bl/√RE
- 10.6
- N/√W
- Air gap height
- HAG
- 11
- mm
- Material
- Neodymium
- Effective diameter
- 325
- mm
- Effective area
- SD
- 830
- cm²
- Moving mass
- MMS
- 109.6
- g
- Moving mass (without air load)
- MMD
- 92.7
- g
- Material
- Paper with Glass fiber
- Stiffness
- KMS
- 7.94
- N/mm
- Compliance
- CMS
- 126
- µm/N
- Equivalent volume to the compliance
- VAS
- 121
- L
- Mechanical resistance
- RMS
- 2.46
- N·s/m
- Nominal diameter
- 15
- ″
- 388
- mm
- Overall diameter
- 388
- mm
- Baffle cutout diameter
- 355
- mm
- Overall depth
- 200
- mm
- Volume occupied by the driver (estimated)
- 3.5
- L
- Net weight
- 5.4
- kg
- Frame material
- Die Cast Aluminium