DISCONTINUED MODEL
| Key Features | 250mm P.P.Cone with fiber texture | |
| Diamond Array Diaphragm | ||
| 1000W Maximum Input Power | ||
| Dual Ventilation System | ||
| Rubber surround | ||
| Push Terminals | ||
| Reversible gasket | ||
| Speaker Features | Speaker Type | Subwoofer |
| Peak Input Power | 1000W | |
| Rated Input Power | 300W | |
| Speaker Size | 250mm | |
| Speaker Cone Design | Diamond-Array pattern | |
| Magnet Type | Ferrit | |
| Terminals | Silver-plated Push Type | |
| Dual Ventilation System | Yes | |
| Speaker cover | Yes, as part of dual ventilation system | |
| Gasket Installation | two-sided | |
| Installation Capabillity | Sealed/ Ported |
| Speaker/woofer Specifications | Peak Input Power | 1000W |
| Maximum Input Power | 600W | |
| Rated Input Power | 300W | |
| Woofer Cone material | Injection P.P. Cone | |
| Speaker Basket | Steel | |
| Weight of Magnet | 1230gr | |
| Speaker Surround | Rubber | |
| Sensitivity | 82dB/W/m | |
| Frequency Response | 39Hz ~ 300Hz | |
| Subwoofer Impedance | 4Ω x 1 | |
| Dimensions (W x H x D) | 275 x 275 x 143.2mm | |
| Mouting Hole Diameter Ø | 232mm | |
| Mounting Depth | 127mm | |
| Speaker Weight | 4000gr |
| Subwoofer Parameters | Nominal impedance (Z) | 4Ω |
| DC resistance (Re) | 3,6 Ω | |
| Resonant frequency (FSO) | 31Hz | |
| Mechanical Q factor (QMS) | 8.24 | |
| Electrical Q factor (QES) | 0.575 | |
| Total Q factor (QTS) | 0.54 | |
| Voice coil inductance (LBM) | 2.35mH | |
| Voice coil diameter (d) | 50mm | |
| Force factor (BL) | 11.2T/m | |
| Peak excursion Xmax | 5.3mm | |
| Moving mass (MMS) | 103.5gr. | |
| Volume accoustic compliance (VAS) | 42.5liter | |
| Piston Area (SD) | 0.035m² | |
| Displacement | 1313cc | |
| Sealed box volume | 18.4liter | |
| Sealed Box Dimensions | 375 x 324 x 229mm ( 19mm thick MDF)(WxHxD) | |
| Vented box volume | 28.3liter | |
| Vented Box Dimensions | 470 x 318 x 273mm ( 19mm thick MDF)(WxHxD) | |
| Port dimensions (labyrinth) (W x H x L) | 32 x 280 x 508mm |
| Accessories | Screws (Parker-type) | Ø 4 x 35mm, 8 pieces |
| Gasket | 1 piece(s) |