Specification Sheet - Smooth BS 8N/250A
8" - 250 W Bass Speakers Loudspeaker
Smooth BS 8N/250A -
8Ω
General Characteristics | ||
---|---|---|
Nominal Overall Diameter | 210 mm | 8 in |
Nominal Voice Coil Diameter | 65 mm | 3 in |
Magnet Weight | 220 g | 8 oz |
Overall Weight | 1.8 kg | 3.97 lbs |
Flux Density | 1.04 T | |
Voice Coil Winding Depth | 18 mm | 0.71 in |
Magnetic Gap Depth | 10 mm | 0.39 in |
Thiele-Small Parameters |
8Ω
|
||
---|---|---|---|
Voice Coil DC Resistance | RE | 5.5 | Ω |
Resonance Frequency | ƒS | 59 | Hz |
Mechanical Q Factor | QMS | 6.72 | |
Total Q Factor | QTS | 0.37 | |
Mechanical Moving Mass | MMS | 32 | g |
Mechanical Compliance | CMS | 230 | µm/N |
Force Factor | BxL | 12.85 | Wb/m |
Equivalent Acoustic Volume | VAS | 14.9 | lt. |
Maximum Linear Displacement | XMAX | ±5 | mm |
Excursion Limit | XVAR | ±8 | mm |
Reference Efficiency | nO | 0.74 | % |
Diaphragm Area | SD | 213.8 | cm2 |
Voice Coil Inductance @ 1kHz | LE | 0.8 | mH |
Electrical Q Factor | QES | 0.39 |
Constructive Characteristics | ||
---|---|---|
Magnet | Neodymium | |
Voice Coil Winding | Copper | |
Voice Coil Former | Fiberglass | |
Cone Material | Paper | |
Surround Material | Treated Cloth | |
Dust Dome Material | Solid Paper | |
Basket Material | Aluminum Die-Cast | |
Surround Treatment | Yes |