Niles OS3 - Manual

INSTALLATION CONSIDERATIONS TOOLS AND MATERIALS REQUIRED • A wire stripper• A pencil• A level (optional)• Three screws or bolts suitable for the mounting surface• The proper screwdriver for your mounting hardware• A drill bit of the right size and type• An electric drill WIRING The OS3 connects to y...

INCORPORATING A VOLUME CONTROL It’s possible to control the volume of the sound at the speaker location. Plan towire the system so that each pair of speakers has its own volume control. Nilesmakes a wide range of indoor and outdoor volume controls. Consult your localNiles dealer for more information...

PLACING THE OS3 FOR THE BEST SOUND QUALITY The OS3’s dispersion pattern is very broad. The speaker is very sensitive andwill handle a lot of amplifier power. This allows good sound quality over anextremely large listening area. However, if a single pair is positioned to providecoverage of a very lar...

Make sure you are not blocking or reflecting the sound off of furniture or otherobjects. You should have a direct line of sight with the front of the speaker. Todetermine the best position, measure the distance between the ideal listeningposition and the wall you plan to mount the speakers on. Try t...

1. If the speaker is never going to be exposed to sudden accidental impacts,wind, waves or earthquakes you can simply hang it on a nail using the nailhole(s) of the bracket (See Figure 7). 2. The safest and most secure way to mount the speaker is by screwing it to themounting surface using your own ...

PAINTING THE OS3 The enclosure, the brackets, and the grilles of the OS3 can all be painted tomatch the surroundings. Because we want you to preserve the acoustic quali-ties of the grille, please paint the grille according to the grille painting instruc-tions. Make sure you pick a paint that is appr...

If you are using an applicator or brush and a can of paint, thin the paint first.Thick paint will tend to clog the grille holes. REPLACING THE GRILLE Carefully fit the grille into its recess so that it is barely in place. Starting withone corner, go around the speaker, pushing the grille in a little...

INSTALLATION MOUNTING THE BRACKET 1. Remove the bracket knobs and the bracket from the speaker. 2. Hold the bracket up to the mounting surface. The speaker can be mountedeither horizontally or vertically. Hold the bracket so that the speaker wire fitsthrough the large, circular wire hole in the brac...

OPERATION LISTENING AT HIGHER VOLUMES Significantly more power is required to achieve a reasonable level of volumewhen speakers are installed outdoors. The two primary reasons for this are thatwhen listening outdoors, there are no walls to reflect and contain the soundand listeners often find themse...

SPECIFICATIONS RECOMMENDED AMPLIFIER POWERFive to 75 watts per channel NOMINAL IMPEDANCE8 Ohms FREQUENCY RESPONSE110Hz to 20kHz, plus or minus 5 dB (on axis) SENSITIVITY91 decibels for 2.83 volts of Pink Noise, measured at 1 meter on axis WIRING REQUIREMENTSSixteen to eighteen gauge 2-conductor (uns...

DETACH HERE AND RETURN TO: Niles Audio Corporation. Warranty Registration Dept. P .O. Box 160818 Miami, Florida 33 11 6- 0818 Model Purchased___________________________________ ________________________________________ Serial Number_____________________________________________________________________...

LIMITED WARRANTY Niles Audio Corporation ("NILES") warrants its outdoor loudspeaker products to the originalpurchaser to be free of manufacturing defects in material and workmanship for a period of twoyears from date of purchase. This Warranty is subject to the following additional condition...