Specification Sheet - Punch BP 8/150
8" - 150 W Bass Speakers Loudspeaker
Punch BP 8/150 -
8Ω
| General Characteristics | ||
|---|---|---|
| Nominal Overall Diameter | 209 mm | 8 in |
| Nominal Voice Coil Diameter | 50 mm | 2 in |
| Magnet Weight | 1100 g | 39 oz |
| Overall Weight | 3.1 kg | 6.83 lbs |
| Flux Density | 1.1 T | |
| Voice Coil Winding Depth | 11 mm | 0.43 in |
| Magnetic Gap Depth | 10 mm | 0.39 in |
| Thiele-Small Parameters |
8Ω
|
||
|---|---|---|---|
| Voice Coil DC Resistance | RE | 6.08 | Ω |
| Resonance Frequency | ƒS | 74.7 | Hz |
| Mechanical Q Factor | QMS | 3.61 | |
| Total Q Factor | QTS | 0.33 | |
| Mechanical Moving Mass | MMS | 22.4 | g |
| Mechanical Compliance | CMS | 203 | µm/N |
| Force Factor | BxL | 13.29 | Wb/m |
| Equivalent Acoustic Volume | VAS | 13.1 | lt. |
| Maximum Linear Displacement | XMAX | ±3.1 | mm |
| Excursion Limit | XVAR | ±6.6 | mm |
| Reference Efficiency | nO | 1.45 | % |
| Diaphragm Area | SD | 213.8 | cm2 |
| Voice Coil Inductance @ 1kHz | LE | 0.71 | mH |
| Electrical Q Factor | QES | 0.36 | |
| Constructive Characteristics | ||
|---|---|---|
| Magnet | Ferrite | |
| Voice Coil Winding | Copper | |
| Voice Coil Former | Kapton | |
| Cone Material | Paper | |
| Surround Material | Treated Cloth | |
| Dust Dome Material | Solid Paper | |
| Basket Material | Pressed Sheet Steel | |
| Surround Treatment | No | |
| Electrical Characteristics |
8Ω
|
||
|---|---|---|---|
| Nominal Impedance | 8 | Ω | |
| Rated Power | 150 | W | |
| Musical Power | 300 | W | |
| Sensitivity@1W,1m | 95 | dB | |
Product Dimensions
