pa woofer speaker box (W157540)
speaker/woofer speaker/pa woofer speaker 1. 3-inch, edgewound aluminum VC 2. 400W (RMS) 3. 97dB (SPL) 4. 43-3500Hz
speakers/woofer speaker/pa woofer speaker(W157540)
| MODEL | W157540 | ||
| TYPE | MID-BASS | ||
| Nominal Diameter | 380/15 | mm/inch | |
| Rated impedance | 8 | ohm | |
| Power handing capacity | 400 | watts | |
| Sensitivity | 98 | dB | |
| Frequency Range | Fs-3000 | Hz | |
| Voice Coil Diameter | 75/3.0 | mm/inch | |
| Voice Coil Material | Copper | ||
| Number of layer | 2 | ||
| Kind of layer | inside/outside | ||
| Resonance frequency | Fs | 40 | Hz |
| Dc resistance | Re | 5.7 | ohm |
| Mechanical factor | Qms | 13 | |
| Electrical factor | Qes | 0.29 | |
| Total factor | Qts | 0.29 | |
| BL factor | BL | 21.9 | T.M |
| Effective Moving mass | Mms | 96 | g |
| Effective Cas air load | Vas | 167 | liters |
| Effective piston area | Sd | 0.087 | m^2 |
| Overall Diameter | 390/ 15.4 | mm/inch | |
| Bolt Circle Diameter | 372/14.7 | mm/inch | |
| Bolt Hole Diameter | 8-φ6.5/8-φ0.26 | mm/inch | |
| Mount Baffle Cut-out | 357/ 14.1 | mm/inch | |
| Depth | 171/ 6.8 | mm/inch | |
| Net Weight | 8.8 | kg | |
| Shipping Weight | 10.5 | kg | |
| Package Size | 430X420X210/1PCS | mm |
pa woofer speaker box (W157540)
