Legacy Pro Audio Double Helix Array

Consisting of four stacked cells, the Double Helix is capable of high SPL audio reproduction while maintaining a controlled radiation pattern via DSP. This super speaker system was originally designed for L.A. Reid and Universal Music Group. Applications: Main channels for theaters, clubs, auditoriums System Type: DSP steerable, 4 way system, includes internal amplification for midbass and dipolar bass, 4 way system Mounting : Fixed, portable or flown System Directivity: Cardioid, 45 degree vertically, 60 degrees horizontally Projection Distance: 160 feet Tweeter: Compression horn Midrange: (4) 6.5" arrayed drivers with phase plug Midwoofer: (4) dipolar 15", 2 sealed 15" chamber loaded Subwoofer: mate with doubleHelix subwoofer Low Frequency Alignment: Dipolar + compression chamber Freq. Response (Hz, +/-3dB): 42- 20k with processor Sensitivity (Room, dB@ 2.83V): 107 Crossover Freq. (Hz): 400, 800, 3K Inputs: 4 XLR balanced inputs Internal Amplification: (2) to (4) channels of 500 watt ICEpower® amplification Peak Output Current: 35 A per channel Idle Noise: 80 microvolts Output per channel: 500W @ 0.05% THD+N (1kHz, 4Ω) Amplifier Efficiency: 83% (250W, 8Ω) Protection Schemes: under-voltage, thermal, over-current, high frequency Idle Power: 3 watts/per module x 4 Start-up: Soft start, mute/de-mute Dimensions (inches) HxWxD: 62 x 36 x 18 Weight: 350 lbs each