Specification Sheet - P12N No Bell
12" - 50 W Vintage Alnico Loudspeaker
| General Characteristics | ||
|---|---|---|
| Nominal Overall Diameter | 307 mm | 12 in |
| Nominal Voice Coil Diameter | 38 mm | 1.5 in |
| Magnet Weight | 826 g | 29 oz |
| Overall Weight | 3.1 kg | 6.83 lbs |
| Flux Density | 1.26 T | |
| Voice Coil Winding Depth | 10 mm | 0.39 in |
| Magnetic Gap Depth | 8 mm | 0.31 in |
| Thiele-Small Parameters |
8Ω
|
16Ω
|
||
|---|---|---|---|---|
| Voice Coil DC Resistance | RE | 6.03 | 12 | Ω |
| Resonance Frequency | ƒS | 90 | 91 | Hz |
| Mechanical Q Factor | QMS | 4.36 | 5.77 | |
| Total Q Factor | QTS | 0.77 | 0.84 | |
| Mechanical Moving Mass | MMS | 30.9 | 27 | g |
| Mechanical Compliance | CMS | 101 | 125 | µm/N |
| Force Factor | BxL | 10.62 | 13.71 | Wb/m |
| Equivalent Acoustic Volume | VAS | 34.6 | 42.2 | lt. |
| Maximum Linear Displacement | XMAX | ±1 | ±1 | mm |
| Reference Efficiency | nO | 3.4 | 2.84 | % |
| Diaphragm Area | SD | 490.9 | 490.8 | cm2 |
| Losses Electrical Resistance | RES | 43 | 70 | Ω |
| Voice Coil Inductance @ 1kHz | LE | 0.87 | 1.05 | mH |
| Electrical Q Factor | QES | 0.94 | 0.98 | |
| Constructive Characteristics | ||
|---|---|---|
| Magnet | Alnico | |
| Voice Coil Winding | Copper | |
| Voice Coil Former | Kapton | |
| Cone Material | Paper | |
| Surround Material | Integrated Paper | |
| Dust Dome Material | Solid Paper | |
| Basket Material | Pressed Sheet Steel | |
| Surround Treatment | No | |
| Electrical Characteristics |
8Ω
|
16Ω
|
||
|---|---|---|---|---|
| Nominal Impedance | 8 | 16 | Ω | |
| Rated Power | 50 | 50 | W | |
| Musical Power | 100 | 100 | W | |
| [email protected],1m | 97.5 | 97.8 | dB | |
Product Dimensions
