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| Giá bán: | Liên hệ | 
| Model No. | ALPHA S18A | 
| System Type | 18" High Output Active Subwoofer | 
| Max SPL Output | 134dB | 
| LF Driver | 18" Driver with 3" Sandwich Voice Coil with long excursion | 
| Frequency Response (-6dB) | 40Hz - 120Hz | 
| Loopout crossover Frequency | 80Hz Analogue 12dB/Oct Band Pass type filter | 
| Power Rating | 2000W (Program) / 4000W (Peak) | 
| Connectors | In-Left/ Mono (COMBO) Right (XLR-F) / Out-Left / Mono Right (XLR-M) / Link- Left / Mono-Right (XLR-M) Balanced (150KOhms) | 
| External Controls & Indications | Volume Control / Phase Switch/ HPF-80Hz for L-R Satellite or By Pass / Power ON with Green LED / Clip Limiter with Red LED/ Ground Lift | 
| Electronic Protections | Thermal / Convection-Fan / Overload / Limiter / Compressor | 
| Power Supply | 110V - 120V / 220 - 240V, 50/60Hz | 
| Mounting | Can host one metal standard pole mount | 
| Enclosure Construction | Plywood cabinet, metal grille, rubber foot | 
| Dimensions (HXWXD) | 535 x 661 x 515.5 mm | 
| Net Weight | 31.8 Kg |