12BM-400B
Features
- 3” voice coil
- 800 watts continuous program power capacity
- Ferrite magnetics
- Precision circular wire geometry
- Die cast aluminum chassis
General Specifications
General Specifications
| Nominal Diameter | 305 mm (12 in) |
|---|---|
| Nominal Impedance | 8 Ω |
| Nominal Power Handling | 400 W (AES) |
| Continuous Program Power Capacity | 800 W |
| Sensitivity | 96 dB |
| Frequency Range | 45-3000 Hz |
| Voice Coil Diameter | 76.2 mm (3.0 in) |
| Voice Coil Material | CCA-W |
| Former Material | Glass Fiber |
| Effective Piston Diameter | 264 mm (10.4 in) |
| Flux Density | 1.2 T |
Physical Information
Physical Information
| Magnet Material | Ferrite |
|---|---|
| Basket Material | Aluminium |
| Surround Material | Cloth |
| Cone Material | Paper |
| Dust Cap Material | Paper |
| Spider Material | Cotton (Single) |
| Gasket | EVA |
| Pole Design | T-Pole |
| Woofer Cone Treatment | No Treatment |
Parameters
Parameters
| Fs | 55 Hz |
|---|---|
| Re | 5.5 Ω |
| Qms | 5.95 |
| Qes | 0.36 |
| Qts | 0.34 |
| BL | 17.06 Tm |
| Mms | 56.70 g |
| Mmd | 49.25 g |
| Vas | 62.35 lt |
| Sd | 551.5 cm2 |
| Le | 0.50 mH |
| Eff (η₀) | 2.86% |
| Cms | 1.4 e-04 m/N |
| Xmax | 3.9 mm |
| Hag | 9.0 mm |
| Hvc | 16.8 mm |
Mounting And Shipping Information
Mounting And Shipping Information
| Diameter | 313.5 mm (12.3 in) |
|---|---|
| Baffle Cutout Diameter | 283.4 mm (11.1 in) |
| Mounting Hole Diameter | 296 mm (11.6 in) |
| Bolt Circle Diameter | 8 x Ø (6.5×10) mm |
| Depth | 134.7 mm (5.3 in) |
| Flange and Gasket Thickness | 15.5 mm (0.61 in) |
| Net Weight | 7.4 kg |
| Shipping Units | 1 |
| Shipping Weight | 8.2 kg |
| Shipping Box | 355 x 355 x 195 mm |
Service Kit
Service Kit
| Recone Kit | F05031215201PAA |
|---|
