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Legacy Helix Owner's Manual
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Summary of Contents for Legacy Helix

  • Page 2 Registration 3. Uncrating 4. The Cabinetry / Our Commitment Introduction 5. Designer’s Note Setup 6. Speaker Placement 7. Speaker Connections 10. Processor Setup Technology 12. Specifications...
  • Page 3 U n c r a t i n g  H e l i x H e l i x  i s  a  l a r g e  l o u d s p e a k e r  r e q u i r i n g  a s s i s - t a n c e  o f  a  d o l l e y ,  a  c o r d l e s s  P h i l i p s  s c r e w  d r i v e r  a n d  t w o  o r  mo r e  p h y s i c a l l y  c a p a b l e  i n d i v i d u a l s  t o  u n c r a t e  a n d  l o c a t e .
  • Page 4 Handcrafted Beneath the surface of Helix’s elegant exterior lies rigid MDF construction. Interlocking joinery maximizes the strength of the cabinet parts. Polyester fiberfill is selected for internal damping. A sharp rap on the enclosure will leave you with little more than bruised knuckles.
  • Page 5 United States, Legacy has also developed a new family of drivers for the HELIX system. HELIX is a reference monitor system. It will deliver more than 120 dB over the full audible spectrum owing to the application of Neodymium magnets in the woofer and high frequency motors.
  • Page 6 1. A speaker setup (left) that works well with HELIX follows these ratios: Distance, d1, between the speakers (center to center) = Distance, d2, from plane of speaker front to listener. 2. Toe the speakers into the listening area. In most circumstances crossing speaker axes just slightly behind of the listener’s head works best.
  • Page 7 The Terminal Plate The four-way HELIX requires the user to provide three channels of amplification per speaker. This may be accomplished via three stereo amplifiers, a combination of mono blocks and stereo amplifiers, or a single six-channel amplifier. HELIX includes an internal 750-watt amplifier to power the subwoofer section. A balanced XLR input feeds the subwoofer, while three pairs of premium WBT Platinum five-way binding posts are provided for the mid bass, midrange and treble inputs.
  • Page 8 It is advantageous, when practical, to position the amplifiers midway between the HELIX speakers. This will keep the speaker cable lengths to a minimum...
  • Page 9 HELIX Internal Wiring (For use by qualified technicians only)
  • Page 12 Specifications System Type: 10 drivers, 5-way. Tweeter: Neo-Quadra-pole Midrange: (4) 6" Curvilinear Midwoofer: (3) 15" Neodymium Subwoofer: (1) 15" Copper/Aluminum. Low Frequency Alignment: Tri-coil Stabilized Sensitivity: 100 dB @ 2.83V/1m. Frequency response: 22 Hz - 30 kHz, ± 2 dB. Crossover frequencies: 300, 3k, 10k.
  • Page 13 © 2011 Legacy Audio 3023 E Sangamon Ave. Springfield, IL 62702 Phone: 800 283 4644 Fax: 217 544 1483...