Q7S single 18 inch subwoofer active line array speaker
Q7S single 18-inch subwoofer active linear array speaker and Q7 single 12-inch two-way linear array speaker form a linear array audio, suitable for professional audio equipment for stage performances, bar audio system, banquet hall audio equipment, multi-functional lecture hall audio Equipment and audio system engineering of the auditorium and opera house.
◆ Single 18-inch line array subwoofer with built-in power amplifier, used with 12A.
◆ Unit combination: 18 "Woofer (imported LA neodymium magnetic unit)
◆ Rated power 1000W, maximum power 2000W, sensitivity 108dB, maximum sound pressure level 142dB peak, @ 1m.
◆ Frequency response: 33Hz ~ 200Hz (± 3dB)
◆ Built-in amplifier output power: 2500W / D digital power amplifier
◆ Built-in amplifier input impedance: 20 KΩ
◆ Built-in amplifier input sensitivity: 0.775V
◆ Distortion of built-in power amplifier: ﹤ 0.05%
◆ Damping coefficient of built-in power amplifier: ≥ 400
◆ Cooling method: natural cooling
◆ Working voltage of built-in power amplifier: 170V ~ 265V 50 / 60Hz
★ Cooling method: natural cooling
★ Intelligent control: reduce the sensitivity by half for 5 minutes without signal, turn off the main power amplifier for 20 minutes without signal, and return to normal sound pressure level with 0.6S
◆ Built-in one-in and two-out digital audio processor, each channel can be connected through computer to adjust frequency division, EQ, pressure limit, delay, etc.