Oberton 18NXB1601
Woofer
18″ / 461 mm
Nominal diameter
35 Hz
Resonance
0.29
Q factor
95 dB
Sensitivity
± 12.5 mm
Linear excursion
3200 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.9
- dB
- Frequency response
- 30 - 250
- Hz
- Resonance frequency (free air)
- fS
- 34.6
- Hz
- Mechanical quality factor
- QMS
- 5.75
- Electrical quality factor
- QES
- 0.30
- Total quality factor
- QTS
- 0.29
- Maximum linear excursion
- xmax
- 12.5
- mm
- Air volume displaced at xmax
- VD
- 1448
- cm³
- Power handling
- P
- 1600
- W
- Program power
- Pmax
- 3200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.2
- Ω
- Inductance (1kHz)
- LE
- 1.2
- mH
- VC Diameter
- 115
- mm
- Winding height
- HVC
- 32
- mm
- Winding material
- Copper
- Former material
- Glass fiber
- Flux density
- B
- 1.1
- T
- Force factor
- Bl
- 30.48
- N/A
- Motor constant
- Bl/√RE
- 13.4
- N/√W
- Air gap height
- HAG
- 14
- mm
- Material
- Neodymium
- Effective diameter
- 384
- mm
- Effective area
- SD
- 1158
- cm²
- Moving mass
- MMS
- 248.5
- g
- Moving mass (without air load)
- MMD
- 220.5
- g
- Material
- Paper with carbon fibers
- Stiffness
- KMS
- 11.78
- N/mm
- Compliance
- CMS
- 85
- µm/N
- Equivalent volume to the compliance
- VAS
- 146
- L
- Mechanical resistance
- RMS
- 9.41
- N·s/m
- Nominal diameter
- 18
- ″
- 461
- mm
- Volume occupied by the driver (estimated)
- 7.0
- L
- Frame material
- Die cast aluminium