Page 2 - TABLE OF CONTENTS
Congratulations! Thank you for choosing an Advanced technology Ceiling Mount Loudspeaker fromNiles. With proper installation and operation, you'll enjoy years of trouble-free use. Niles manufactures the industry's most complete line of custom installation com-ponents and accessories for audio/video ...
Page 3 - Introduction
2 Fea tur es and Bene fit s Introduction Features and Benefits Carbon/Glass Fiber with Butyl Rubber Surround The CM5AT, CM6AT and CM8AT loud-speakers employ an advanced cone materialthat combines carbon and fiber glass in aspecial weave that maximizes stiffness andminimizes cone break up. The result...
Page 4 - Fea
4 or 8 ohm Selectable Impedance The dual voice coil feature of the CM5AT,CM6AT and CM8AT gives the installerflexibility to select the speaker’s imped-ance — 4 ohms for systems where maxi-mum current transfer and output level isdesired; 8 ohms for systems utilizing mul-tiple speaker pairs where ampli...
Page 5 - Ins; Figure 1; Installation Considerations; Figure 2
Recommended Amplifier Power For satisfactory performance, we recom-mend an amplifier with a power rating of10 to 100 watts for the CM5AT; 10 to 125watts for the CM6AT and 10 to 150 wattsfor the CM8AT. Curiously, most speakersare not damaged by large amplifiers butby small amplifiers. If your system ...
Page 6 - TECH TIP
In a multiroom system there is one indis-pensible device for true convenience—alocal volume control. It enables you toadjust the volume of the speakers withoutleaving the room. Plan to wire the system so that each pairof speakers has its own volume controlbuilt into the wall (think of a volume con-t...
Page 7 - Speak; Figure 4; Speaker Placement
6 Introduction Although the CM5AT, CM6AT and CM8AThave extensive ability to compensate forunusual placements with their unique piv-oting tweeters and acoustic fine-tuningswitches, placement is still the primarytool for satisfying your particular listeningneeds. In the following section, we discussho...
Page 9 - Figure 5; Figure 6
array in a commercial theater. Here, it isnot uncommon to see twenty or thirtyspeakers around the audience. This hugearray of speakers assures that you will feelcompletely surrounded by the ambientsoundtrack of the movie. Film makers tryto use the “surround” soundtrack to enve-lope you in the enviro...
Page 10 - Installation; Figure 7
receiver or amplifier. Niles makes a num-ber of Systems Integration Amplifiers withp r o p r i e t a r y f e a t u r e s t h a t m a k e t h e muniquely suited to enhance a good sur-round sound system. Consult your localNiles dealer for more information. The Boundary Effect Corners can affect the ba...
Page 12 - Figure 8
of solid masonry, and have no hollowspace for speakers or wires. Start by examining all the possible routesyou might take to run the speaker wirefrom the speaker to the volume controland back to the stereo. Use a stud sensoror other device to locate the internal struc-ture of the wall. You want to a...
Page 15 - Installation in
Screw one side of the assembled bracketwith wings to the joist using one of thesupplied screws. Level the bracket. Screwthe other side of the bracket/wing assem-bly to the joist. Two screws on each sidemake for a very secure installation. Securethe wire to the bracket using bracket’swire tie. The dr...
Page 16 - Final Installation in New; Final Ins
cleanly if there is an unseen obstructionbehind the wall. BE VERY CAREFULNOT TO SAW THROUGH EXISTINGWIRES, PIPES, OR STRUCTURE. IFYOU FEEL EXTRA RESISTANCE ASYOU ARE CUTTING, STOP. 6. If you are cutting into a plaster ceiling, use masking tape to outline your pen-ciled circle and use a razor to scor...
Page 18 - Operation
17 Operations Operation Listening at Higher Volumes It requires more power to achieve a reason-able volume of sound in a large room thanit does in a small room. It is possible (even ifyou are not a teenager) to turn the volumeso high that the amplifier runs out of power . This creates “clipping” dis...
Page 19 - Specifications
18 Specifica tions Specifications CM5AT Driver Compliment 5-1/4" carbon/glass fiber with butyl rubbersurround 1" fluid-cooled ultra-wide dispersion tri-laminate Teteron tweeter in a custompivoting coaxial enclosure Recommended Amplifier Power 10 to 100 watts per channel Nominal Impedance 4 o...
Page 20 - Specifica
19 Specifications CM8AT Driver Compliment 8" carbon/glass fiber with butyl rubber surround 1" fluid-cooled ultra-wide dispersion tri-laminate Teteron tweeter in a custompivoting coaxial enclosure Recommended Amplifier Power 10 to 150 watts per channel Nominal Impedance 4 or 8 ohm selectable ...
Page 21 - WA R R A N T Y R E G I ST R AT I O N C A R D
DETACH HERE AND RETURN TO: Niles Audio Corporation Warranty Registration Dept. P .O. Box 160818 Miami, Florida 3 3 116 -0818 Model Purchased___________________________________ _________________________________________________ Serial Number_____________________________________________________________...
Page 23 - Limited Warranty; an
Limited Warranty Niles Audio Corporation ("NILES") warrants its loudspeaker products to the original purchaserto be free of manufacturing defects in material and workmanship for a period of five yearsfrom date of purchase. This Warranty is subject to the following additional conditions and l...