Jensen Smooth BS 12N/250A
8Ω
Bass Guitar Speaker
| Nominal diameter | 12″ / 320 mm |
| Resonance | 47 Hz |
| Q factor | 0.43 |
| Sensitivity | 94 dB |
| Linear excursion | ± 5.5 mm |
| Program Power | 500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94dB
Thiele & Small parameters
- Resonance frequency (free air) fS 47Hz
- Mechanical quality factor QMS 12.58
- Electrical quality factor QES 0.45
- Total quality factor QTS 0.43
Large signal parameters
- Maximum linear excursion xmax 5.5mm
- Maximum excursion before damage xlim 8.9mm
- Air volume displaced at xmax VD 292cm³
- Power handling P 250W
- Program power Pmax 500W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.5Ω
- Inductance (1kHz) LE 1mH
- VC Diameter 65mm
- Winding height HVC 18mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Flux density B 1.14T
- Force factor Bl 14.4N/A
- Motor constant Bl/√RE 6.13N/√W
- Air gap height HAG 10mm
- Weight 0.22kg
- Material Neodymium
Diaphragm
- Effective diameter 260mm
- Effective area SD 531cm²
- Moving mass MMS 56.7g
- Moving mass (without air load) MMD 47.8g
- Material Paper
Suspensions
- Stiffness KMS 5N/mm
- Compliance CMS 200µm/N
- Equivalent volume to the compliance VAS 81.3L
- Mechanical resistance RMS 1.33N·s/m
- Surround material Treated Cloth
Dimensions
- Nominal diameter 12″
- 320mm
- Overall diameter 320mm
- Volume occupied by the driver (estimated) 1L
- Net weight 2.5kg
- Frame material Aluminium Die-Cast
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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