PowerBass PBX1-8D4
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 8″ / 203 mm |
| Resonance | 44.8 Hz |
| Q factor | 0.67 |
| Sensitivity | 82.5 dB |
| Linear excursion | ± 9 mm |
| Program power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.5dB
- Frequency response 45 - 400Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 44.8Hz
- Mechanical quality factor QMS 5.53
- Electrical quality factor QES 0.76
- Total quality factor QTS 0.67
Large signal parameters
- Maximum linear excursion (one way) xmax 9mm
- Air volume displaced at xmax VD 192cm³
- Power handling P 300W
- Program power Pmax 600W
- Peak power Ppeak 600W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 7.6Ω
- Inductance (1kHz, in series, estimated) LE 3.54mH
- VC Diameter 38.1mm
- Former material BASV
Magnet
- Force factor (in series) Bl 16.5N/A
- Motor constant Bl/√RE 5.99N/√W
Diaphragm
- Effective diameter 165mm
- Effective area SD 214cm²
- Moving mass (including air load) MMS 96.9g
- Moving mass MMD 94.6g
- Material Poly/Mica
Suspensions
- Stiffness KMS 7.69N/mm
- Compliance CMS 130µm/N
- Equivalent volume to the compliance VAS 8.43L
- Mechanical resistance RMS 4.93N·s/m
- Surround material Santoprene
Dimensions
- Nominal diameter 8″
- 203mm
- Mounting depth 133mm
- Volume occupied by the driver 1.67L
Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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