Q-SYS SC-424-8F Tri-Amp 4-Way 2x15-inch Cinema Loudspeaker System with LF-4215-8F and MHV-1090F

The Q-SYS SC-424-8F is a versatile 4-way screen channel loudspeaker designed for tri- or quad-amplified applications. This flyable system is built with robust, 15 mm tour-grade plywood, featuring sixteen M10 attachment points for safe suspension and easy installation. With an advanced HF/VHF diaphragm for extended dynamic range and low distortion, this loudspeaker delivers exceptional audio clarity for cinematic experiences. Low-distortion waveguides ensure articulate dialogue, while the modular dimensions of the Mid/High and LF enclosures allow for flexible installation options. Note: suspension hardware is not included and must be provided by the installer.

Features:

• Flyable 4-way tri-amplified screen channel speaker system
• Constructed of heavily braced, 15 mm tour-grade plywood
• Sixteen M10 attachment points per enclosure for safe and easy suspension
• Common dimensions of Mid/High and LF enclosures facilitate easy installation in vertical or horizontal arrays
• Unique HF/VHF diaphragm with reduced mass for exceptional dynamic range, high-frequency response, and lower distortion
• Low-distortion waveguides provide highly articulate dialogue
• Suspension hardware not included; must be supplied by installer

Specifications:

• Nominal Coverage: 90° horizontal x +20 to -30° vertical
• Frequency Range (-6 dB): 33 Hz–22 kHz
• Active Crossover Frequencies: 280 and 1700 Hz, 24 dB per octave
• Impedance: LF-4215-8F - 8 ohms; MHV-1090F - MF: 8 ohms, HF: 8 ohms, VHF: 8 ohms
• Sensitivity (1 watt / 1 meter, half space): LF-4215-8F - 99.5 dB; MHV-1090F - MF: 105 dB, HF/VHF: 107.5 dB
• Maximum Input Power:
• LF-4215-8F - 800 W continuous, 1000 W continuous, 1600 W continuous maximum
• MHV-1090F - MF: 275 W continuous, HF/VHF: 200 W continuous maximum
• MHV-1090F - MF: 800 W continuous maximum, HF/VHF: 500 W continuous maximum
• Recommended Processing: Subsonic filter below 30 Hz, >18 dB per octave; 4th order LR crossover at 280 and 1700 Hz via QSC processing
• Connectors: Neutrik Speakon™ NL4
• Pin Outs: LF-4215-8F - 1+/1- LF; 2+/2- NC; MHV-1090F - 1+/1- MF; 2+/2- HF/VHF
• Transducers:
• LF-4215-8F - Two 15-inch (381 mm) high-efficiency, extended bass woofers with 4-inch copper voice coils
• MHV-1090F - MF: 10-inch high-efficiency, horn-loaded cone with phase plug; HF/VHF: coaxial neodymium compression driver with 3.5-inch (90 mm) HF voice coil and 1.75-inch (44 mm) VHF voice coil
• Enclosure: Heavily braced 15 mm tour-grade plywood with sixteen M10 load-rated attachment points
• Dimensions (HWD): 40 × 31.5 × 19 inches (1016 x 800 x 482.6 mm)
• Net Weight:
• LF-4215-8F - 134 lb (61 kg)
• MHV-1090F - 121 lb (54.8 kg)
• Shipping Weight:
• LF-4215-8F - 144 lb (65 kg)
• MHV-1090F - 132 lb (59.7 kg)
• System Weight:
• Net - 255 lb (116 kg)
• Shipping - 276 lb (125 kg)