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Electro-Voice EVI-12 Application Manual

Electro-voice evi-12, evi-15 and evi-28 loudspeakersystems applications guide
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EVI-12, EVI-15 and EVI-28
Loudspeaker Systems
Applications Guide

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Summary of Contents for Electro-Voice EVI-12

  • Page 1 EVI-12, EVI-15 and EVI-28 Loudspeaker Systems Applications Guide...
  • Page 3 Guide is not intended as a “very intense” descrip- tion of installation procedures, but more as a partial description of applications and a discussion with the designer to help you understand this revolution- ary technology and use the Electro-Voice Vari In- ® tense systems to install better-sounding systems and significantly reduce time and material costs.
  • Page 4 Electro-Voice is known for. The new small-format VI horn maintains consistent directional control down to 2,000 Hz. In the EVI-12 and EVI-15 the VI horn is optimally crossed over to an specially angled woofer. Note: the 12-in. driver in the EVI- 12 is at a different angle than the 15-in.
  • Page 5 EVI-28 Installation: The EVI-28 makes use of the same high-fre- quency horn as the EVI-12 and EVI-15, but in- cludes a pair of high-power, high-efficiency 8” woof- ers in a very compact package. The system is pro-...
  • Page 6 10- to 15° relative to the slope of the floor will produce a floorplan the same as an EVI-12 or EVI-15. At the standard aiming, the 45° nearfield operational angle defines an ap- proximate offset to the first useable row of one-half the height of the speaker system above the listening plane.
  • Page 7 Any interference between the systems will be concentrated in the center aisle, where sound quality is not as critical. The EVI-12, EVI-15 and EVI-28 systems are also ideal for re- placing distributed arrays, providing much more...
  • Page 8 (see Figure 9). When the EVI-12 and EVI-15 systems are tilted up approximately 15°, their coverage pattern lengthens to match a level EVI-28 at 5 times the height.
  • Page 9 Figure 2 EVI SYSTEM MOUNTED AT 18’ HEIGHT AND +10° AIMING ANGLE TILTED BACK FROM FLOOR Figure 3 CONVENTIONAL 60X40 SYSTEM MOUNTED AT 18’ HEIGHT AND AIMED ABOUT 30° DOWN CONVENTIONAL 60X40 SYSTEM MOUNTED AT 18’ HEIGHT AND AIMED ABOUT 25° DOWN Direct Field SPL Direct Field SPL Direct Field SPL...
  • Page 10 Direct Field SPL Figure 4 Vertical Polar S moothed EASE Direct Field Figure 5 Horizontal Polar R aw S moothed AcoustaCADD Direct Field DCSO Direct Field...
  • Page 11 Figure 6 EVI SYSTEM MOUNTED AT 20’ HEIGHT AND 8° AIMING ANGLE Direct Field SPL...
  • Page 12 Figure 7 EVI SYSTEM MOUNTED AT 18’ HEIGHT AND ° AIMING ANGLE EVI SYSTEM MOUNTED AT 22’ HEIGHT AND ° AIMING ANGLE Direct Field SPL...
  • Page 13 Figure 8 EVI SYSTEM MOUNTED BACK-TO-BACK AT 30’ HEIGHT AND +5° AIMING ANGLE Direct Field SPL...
  • Page 14 Figure 9 EVI SYSTEM MOUNTED AT 25’ HEIGHT AND 15° AIMING ANGLE Direct Field SPL...
  • Page 15 Figure 10 2 EVI SYSTEM MOUNTED BACK-TO-BACK AT 40’ HEIGHT AND +10° AIMING ANGLE Direct Field SPL...
  • Page 16 Figure 11 Figure 12 Figure 13 BOLTS AND CABLING/CHAINS MUST BE RATED FOR OVERHEAD LIFTING (NOT SUPPLIED) Figure 15 600 Cecil Street, Buchanan, MI 49107 800/234-6831, 616/695-6831, 616/695-1304 Fax ©Telex Communications, Inc. 1998 • Litho in U.S.A. Figure 14 3/8-16 FORGED SHOULDER EYEBOLT (SUPPLIED) WITH PULL-UP STRAP BOLTS AND CABLING/CHAINS MUST...

This manual is also suitable for:

Evi-15Evi-28