D.A.S. Audio 15P
Low frequency
15″ / 381 mm
Nominal diameter
40 Hz
Resonance
0.42
Q factor
97 dB
Sensitivity
± 6 mm
Linear excursion
800 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 97.0
- dB
- Frequency response
- 30 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 40.0
- Hz
- Mechanical quality factor
- QMS
- 6.85
- Electrical quality factor
- QES
- 0.45
- Total quality factor
- QTS
- 0.42
- Maximum linear excursion
- xmax
- 6.0
- mm
- Maximum excursion before damage
- xlim
- 11.0
- mm
- Air volume displaced at xmax
- VD
- 516
- cm³
- Power handling
- P
- 400
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.4
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.18
- mH
- VC Diameter
- 77
- mm
- Winding height
- HVC
- 15
- mm
- Winding material
- Copper
- Former material
- Glass Fibre Reinforced Polymer
- Force factor
- Bl
- 15.9
- N/A
- Motor constant
- Bl/√RE
- 6.29
- N/√W
- Air gap height
- HAG
- 7
- mm
- Material
- Ferrite
- Effective diameter
- 331
- mm
- Effective area
- SD
- 860
- cm²
- Moving mass
- MMS
- 70
- g
- Moving mass (without air load)
- MMD
- 52.8
- g
- Stiffness
- KMS
- 4.51
- N/mm
- Compliance
- CMS
- 222
- µm/N
- Equivalent volume to the compliance
- VAS
- 233
- L
- Mechanical resistance
- RMS
- 2.57
- N·s/m
- Surround material
- Polycotton
- Spider material
- Polycotton
- Nominal diameter
- 15
- ″
- 381
- mm
- Baffle cutout diameter
- 359
- mm
- Volume occupied by the driver (estimated)
- 4.3
- L
- Frame material
- Injected Aluminum