- Pro Solutions
doubleHelix
The Legacy doubleHelix is capable of high SPL audio of the highest quality while maintaining a controlled radiation pattern via DSP. This super speaker system was originally designed for L.A. Reid and Universal Music Group and is employed in the Michael Jackson Conference Center at SONY/Epic Studios in Manhattan.
Pair with the doubleHelix subwoofer to provide extreme low end extension for this high performance system.
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Michael Jackson Conference Room, NYC
Legacy Pro's doubleHelix array and doubleHelix subs in the Michael Jackson Conference Room, SONY/Epic Studios NYC
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Peoria Riverfront Museum
The Peoria Riverfront Museum’s two-hundred seat Giant Screen Digital Theater boasts a 70 x 52 ft screen. Evolving cinema technologies from studios such as Dreamworks® and Pixar® are raising the expectations of theater sound. Reacting to this challenge, Legacy Audio developed a state of the art system with more channels of playback to deliver a more convincing and immersive experience.
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The audio system reaches beyond conventional theaters, and is designed by Legacy Audio's President and Chief Designer, Bill Dudleston. The loudspeaker system features five Legacy doubleHelix systems splayed along a 70 foot platform behind screen, some 30 feet above the floor.
Each of the five Legacy doubleHelix behind the screen employs four internal 500 watt ICEpower® amplifiers to drive the digitally steered channels.
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- 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: Up to 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
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- Article: Legacy Speakers: "My Best Investment" - L.A. Reid
- Article: How to Control Legacy Audio Speakers with the Xilica Processor
- Article: Legacy Speakers on TV: The X Factor with Judge L.A. Reid
- Article: Giant Screen 3D Theater - Peoria Riverfront Museum
- Article: Antonio L.A. Reid
- Article: The Legacy Double Helix - Technology & Design
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Performance Collection
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doubleHelix Subwoofer
The doubleHelix Subwoofer provides extreme low end extension for this high performance system. The subwoofer cells are modular and can be stacked beneath the doubleHelix mains.
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Wavelaunch Array
The Wavelaunch Array is designed specifically for the highest quality in music and sound reproduction, providing unprecedented uniform directivity control down to the second octave.
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Velocity
High fidelity performance in the movie theater requires both speed and directional control - the solution is Velocity by Legacy Audio. By controlling the dispersion pattern from high to low frequencies and combining lightning fast air motion ribbon tweeters with massive midwoofers and mass loaded radiators, the appropriately named Velocity is the perfect front main speaker solution for theaters seating up to 120 people.
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