PowerBass S-1004D
2x4Ω
4ΩSubwoofer
10″ / 254 mm
Nominal diameter
33 Hz
Resonance
0.51
Q factor
85 dB
Sensitivity
± 9.5 mm
Linear excursion
550 W
Program Power
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.2
- dB
- Frequency response
- 33 - 500
- Hz
- Resonance frequency (free air)
- fS
- 33.0
- Hz
- Mechanical quality factor
- QMS
- 4.85
- Electrical quality factor
- QES
- 0.57
- Total quality factor
- QTS
- 0.51
- Maximum linear excursion
- xmax
- 9.5
- mm
- Air volume displaced at xmax
- VD
- 314
- cm³
- Power handling
- P
- 275
- W
- Program power
- Pmax
- 550
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 6.4
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 1.46
- mH
- VC Diameter
- 51
- mm
- Force factor (in series)
- Bl
- 14.88
- N/A
- Motor constant
- Bl/√RE
- 5.88
- N/√W
- Weight
- 3.29
- kg
- Effective diameter
- 205
- mm
- Effective area
- SD
- 330
- cm²
- Moving mass
- MMS
- 98.5
- g
- Moving mass (without air load)
- MMD
- 94.1
- g
- Material
- Pressed Wool / Paper
- Stiffness
- KMS
- 3.91
- N/mm
- Compliance
- CMS
- 256
- µm/N
- Equivalent volume to the compliance
- VAS
- 39.7
- L
- Mechanical resistance
- RMS
- 4.21
- N·s/m
- Nominal diameter
- 10
- ″
- 254
- mm
- Baffle cutout diameter
- 230
- mm
- Mounting depth
- 132
- mm
- Volume occupied by the driver (estimated)
- 1.5
- L