Niles OS6.5 - Manuals

NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 3 RIGID, ACOUSTICALLY-INERT CABINET Prevents transmission of unwanted vibrations for clean and dynamic bass response ALL-WEATHER VERSATILITY Reduces installation limitations to provide great sound from the beaches of Miami to the harsh winters ...

PARTS GUIDE 4 e a d d d b b c g g f h e Figure 1. OS .5 Parts Guide a . Mounting Bracket b . Nail Hole c . Wire Hole d . Screw Hole e . Bracket Knob f . Grille g . Cabinet h . Shelf Stand

i j NOTE: Bracket and Shelf Stand are used depending upon installation requirements. See INSTALLATION on page 14. NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 5 Figure 2. OS .5 Parts Guide (continued) i . Binding Posts j . Threaded Insert (1/4"-20 Thread size)

TECH TIP Wire size is expressed by its AWG (American Wire Gauge) number – the lower the number, the larger the wire. For example, 12 AWG is physically larger than 14 AWG. INSTALLATION CONSIDERATIONS TOOLS AND MATERIALS REQUIRED • Electric drill with 1/4- and 1/2-inch drill bits, and a 1-inch flat dr...

Figure 3. Wiring directly from a receiver or amplifie Figure 4. Incorporating a volume control NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 RECOMMENDED AMPLIFIER POWER For optimum performance, we recommend amplifiers with the following power ratings: • For the OS 5.5 loudspeaker, 5 to 100 p...

Speaker Placement Zone Speaker Placement Zone 10' 5' 10' Figure 5. Illustration depicts the optimum placement zone for a listening distance of 10 feet (3.04 meters). PLACING LOUDSPEAKERS FOR THE BEST SOUND QUALITY (CONTINUED) When using more than one pair, it is usually best to alternate a left chan...

Figure 6. Placement for more bass output Figure 7. Placement for less bass output NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 You can control the loudspeaker’s bass output by placement. This is called the boundary effect. You will get more bass response by mounting the loudspeaker direct...

NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 11 PAINTING THE LOUDSPEAKER The enclosure, the brackets, and the grilles of the loudspeaker can all be painted to match the surroundings. Because we want you to preserve the acoustic qualities of the grille, please paint the grille according to...

4. Mask off the threaded inserts on the top and bottom with masking tape. 5. Protect the front of the loudspeakers by inserting the supplied paint masks in place of the grilles. PAINTING THE CABINET, BRACKET KNOBS, AND BRACKET 1. Apply two thin coats of a sandable spray primer to the cabinet and kno...

INSTALLATION MOUNTING THE BRACKET (IF ATTACHING THE LOUDSPEAKER TO A WALL, CEILING, BEAM, OR OTHER SOLID STRUCTURE) 1. Loosen the bracket knobs and remove the bracket from the loudspeaker. 2. Hold the bracket up to the mounting surface. The loudspeaker can be mounted either horizontally or verticall...

NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 ATTACHING THE FOOT (IF USING THE LOUDSPEAKER IN FREE-STANDING MODE) 1. Loosen the bracket knobs and remove the bracket from the loudspeaker. 2. Tighten the top knob so it does not vibrate. 3. Remove the bottom knob by unscrewing it from the cab...

CONNECTING THE LOUDSPEAKER (CONTINUED) 4. If using the bracket to attach to a solid surface, slide the loudspeaker onto the bracket. Do not tighten the knobs completely. Angle the loudspeaker so that the rear terminals are accessible. If using the shelf stand, position the loudspeaker on the stand a...

NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 1. Stand halfway between the loudspeakers. 2. Play some music with the amplifier or receiver set to Mono. 3. Listen to the richness of the bass and the loudness of the sound. 4. Turn off the amplifier and reverse the connections on one amplifie...

SPECIFICATIONS 18 OS 7.5 Loudspeaker Driver Complement • 7" carbon-weave polypropylene woofer • 1" Teteron dome tweeter with fluid cooling Recommended Amplifier Power 5 to 150 watts per channel Nominal Impedance 8 ohm Frequency Response 60 Hz to 23 kHz, +/- 3 dB Sensitivity 91 dB with 2.83 V p...

NILES AUDIO CORPORATION – 1-800-BUY-HIFI – 305-238-4373 NOTES 19