RCF M15P550
Woofer
15″ / 381 mm
Nominal diameter
45 Hz
Resonance
0.37
Q factor
98 dB
Sensitivity
± 7 mm
Linear excursion
1000 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 98.1
- dB
- Frequency response
- 40 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 45.0
- Hz
- Mechanical quality factor
- QMS
- 4.00
- Electrical quality factor
- QES
- 0.41
- Total quality factor
- QTS
- 0.37
- Maximum linear excursion
- xmax
- 7.0
- mm
- Maximum excursion before damage
- xlim
- 18.0
- mm
- Air volume displaced at xmax
- VD
- 595
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 1000
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.3
- Ω
- Inductance (1kHz)
- LE
- 0.57
- mH
- VC Diameter
- 76
- mm
- Winding height
- HVC
- 17
- mm
- Winding material
- Edgewound aluminium
- Force factor
- Bl
- 19.8
- N/A
- Motor constant
- Bl/√RE
- 8.6
- N/√W
- Air gap height
- HAG
- 10
- mm
- Effective diameter
- 330
- mm
- Effective area
- SD
- 850
- cm²
- Moving mass
- MMS
- 89
- g
- Moving mass (without air load)
- MMD
- 71.7
- g
- Stiffness
- KMS
- 8.55
- N/mm
- Compliance
- CMS
- 117
- µm/N
- Equivalent volume to the compliance
- VAS
- 140
- L
- Mechanical resistance
- RMS
- 6.29
- N·s/m
- Spider material
- with silicon damping
- Nominal diameter
- 15
- ″
- 381
- mm
- Overall diameter
- 387
- mm
- Baffle cutout diameter
- 360
- mm
- Overall depth
- 165
- mm
- Volume occupied by the driver
- 3.8
- L
- Net weight
- 8.7
- kg