Goldwood GW-1538/PA
Subwoofer
15″ / 391 mm
Nominal diameter
41 Hz
Resonance
1.36
Q factor
93 dB
Sensitivity
± 2.5 mm
Linear excursion
270 W
Program Power
- Parts Express
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 92.9
- dB
- Frequency response
- 35 - 7000
- Hz
- Resonance frequency (free air)
- fS
- 41.2
- Hz
- Mechanical quality factor
- QMS
- 5.95
- Electrical quality factor
- QES
- 1.76
- Total quality factor
- QTS
- 1.36
- Maximum linear excursion
- xmax
- 2.5
- mm
- Air volume displaced at xmax
- VD
- 210
- cm³
- Power handling
- P
- 140
- W
- Program power
- Pmax
- 270
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.0
- Ω
- Inductance (1kHz)
- LE
- 0.6
- mH
- VC Diameter
- 38
- mm
- Winding material
- Aluminum
- Force factor
- Bl
- 9.23
- N/A
- Motor constant
- Bl/√RE
- 3.49
- N/√W
- Weight
- 0.85
- kg
- Effective diameter
- 327
- mm
- Effective area
- SD
- 840
- cm²
- Moving mass
- MMS
- 82.2
- g
- Moving mass (without air load)
- MMD
- 65
- g
- Material
- Paper
- Stiffness
- KMS
- 5.5
- N/mm
- Compliance
- CMS
- 182
- µm/N
- Equivalent volume to the compliance
- VAS
- 180
- L
- Mechanical resistance
- RMS
- 3.58
- N·s/m
- Nominal diameter
- 15
- ″
- 391
- mm
- Overall diameter
- 391
- mm
- Baffle cutout diameter
- 356
- mm
- Mounting depth
- 159
- mm
- Volume occupied by the driver (estimated)
- 1.2
- L
- Net weight
- 2.835
- kg
- Frame material
- Stamped Steel