| SPECIFICATIONS | SC-443C |
| Nominal Coverage | 90° horizontal by +20 to -30° vertical |
| Frequency Range (-6 dB) | 32 Hz–16 kHz |
| Crossover Frequency | 250 and 1700 Hz, 24 dB per octave |
| LF-4215 | MH-1075C |
| Impedance | 4 ohms | 8 ohms |
| Sensitivity 1 watt/1 meter, half space | 99.5 dB | Bi-amp 105 dB Tri-amp MF 105 dB HF 107.5 dB |
| Bi-amp 105 dB | Tri-amp MF 105 dB | HF 107.5 dB |
| Maximum Input Power 1 (8 hours of 6 dB crest factor IEC 268 noise spectrum) (2 hours of 6 dB crest factor pink noise, 50 Hz–20 kHz, AES method) Recommended Amplifier Power | 800 watts continuous 1000 watts continuous 1600 watts continuous maximum | 350 W continuous passive mid-high 2 275 W continuous 75 W continuous 350 watts continuous 800 watts continuous maximum |
| 350 W continuous passive mid-high 2 | 275 W continuous | 75 W continuous |
| Recommended Processing | Subsonic filter below 30 Hz, >18 dB per octave | 4th order LR crossover at 250 & 1700 Hz via QSC processing |
| Connectors | Barrier strip screw terminals accept up to #10 AWG stranded wire | Barrier strip screw terminals accept up to #10 AWG stranded wire |
| Transducers | Two 15-inch (381 mm) high efficiency, extended bass woofers featuring 4-inch copper voice coils | 10-inch high efficiency mid range, 1.5-inch (38 mm) exit, 3-inch titanium diaphragm compression driver |
| Enclosure | Quasi B4 alignment, ported enclosure with fully flared ports, symmetrical port design, tuned to 36 Hz, constructed of MDF and heavily braced. Features vandal-resistant woofer mounting bolts | Tilt/Pan Bracket ±10° vertical tilt ±10° horizontal pan |
| Dimensions (HWD) inches | 30 × 36 × 20.3 | 30 × 39 × 20 |
| Dimensions (HWD) mm | 910 x 762 x 516 | 990 x 762 x 508 |
| Net Weight | 172 lb (78 kg) | 85 lb (39 kg) |
| System Weight | 257 lb (117 kg) |
| Baffle Cut-Out | 111.6-inch × 32-inch |