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Speaker Placement Considerations

Achieving the best performance from your AV123 x-series speakers requires several 

details to follow when setting up your speakers in their new environment. Tips and 

suggestions for the most desirable placement techniques are listed throughout this 

section. At the end of this section you will also find more information on placement 

alternatives in unique situations.

Front (Left and Right) Speaker Placement

Regardless of physical placement, always try to place your main speakers (LEFT and 

RIGHT) with the tweeter positioned on axis around ear level. This yields excellent sound 

quality results. Physical placement of front speakers should be along the same wall of 

your listening/viewing room. Although we’ve seen successful installations that didn’t 

follow these guidelines, they’re generally more problematic in terms of system response 

and accurate theater sound reproduction. Our advice - why re-invent the wheel?

Use the “Rule of Thirds” whenever possible as 

a starting guide. This suggests that the best 

placement for your LEFT speaker is approximately 

1/3 of the way along the wall behind your 

speakers. Similarly, the best place for the RIGHT 

speaker is usually 2/3 of the way across the same 

wall. If at all possible, move the speakers out from 

the back wall. Although all rooms are different, we 

recommend a minimum wall-to-rear-of-speaker 

distance of 3 inches. Whatever distance you 

finally select, use a tape measure to make sure 

that each speaker is placed at the same distance from the back wall. With that same 

tape measure, make sure the speaker-to-listening/viewing position is the same for each 

speaker, too. If there’s a conflict here (as would happen with an irregular wall behind 

the speakers), we suggest that you equalize the distance between front of the speakers 

and your favorite listening/viewing position. If that places one speaker closer to the wall 

behind it than the other, don’t be too concerned.

Remember that the “Rule of Thirds” is a basic guideline only. Some acousticians 

recommend placing the main (LEFT and RIGHT) speakers so that they form an 

equilateral triangle with the prime listening/viewing position. This is close to ideal. Notice 

different distances between speakers and left and right sidewalls. It’s worth trying for 

this ideal, but don’t get overly concerned if your room doesn’t allow this precision.

Side walls have a major impact on the sound you hear. Ideally, you should not place 

your main speakers close to them. Remember that the “Rule of Thirds” gives you a good 

starting position, but 

you should feel free to experiment

. Ideally, try not to place 

your main speakers so they’re 

exactly 

the same distance from the closest side walls. A 

Back Wall of Room

1/3

2/3

Primary Listening Position

Primary Listening Position

LEFT

RIGHT

Minimum of 3”

from Wall

Summary of Contents for x-cs

Page 1: ...x series Enjoyment Guide...

Page 2: ...peaker Placement 8 Center Channel Speaker Placement 10 Surround Speaker Placement 10 Subwoofer Placement Considerations 11 Speaker Placement Alternatives 13 Tower Speakers 13 Shelf Mounting 13 Stand M...

Page 3: ...turing a curvelinear long throw woofer in a vented enclosure and an exceptionally sweet sounding fabric dome tweeter The tower version of this the x sls offers the same configuration in a tower design...

Page 4: ...ve a ring and spill too Do not use the speakers as tables or chairs Whenever possible ask the kids and pets to play elsewhere than on or directly in front of the speakers All of these suggestions come...

Page 5: ...at you PLEASE READ THIS MANUAL FIRST before installing and positioning the speakers We have thoughtfully assembled many useful tips to maximize the performance of your AV123 x series speakers in your...

Page 6: ...Dual Curvelinear Treated Paper Cone Woofers Polymer Chassis for Reduced Baffle Resonance Proprietary Venting System for Voice Coil Cooling Tweeter Treated Fabric Dome Diaphragm Three Layer Pole Piece...

Page 7: ...amping Treatment Ferrofluid Voice Coil Thermal Management x mtm Frequency Response 40Hz 20KHz 3dB x pls 3 Way D Appolito Towers w Powered Sub Same features as the x mtm Towers with an active 10 subwoo...

Page 8: ...l rooms are different we recommend a minimum wall to rear of speaker distance of 3 inches Whatever distance you finally select use a tape measure to make sure that each speaker is placed at the same d...

Page 9: ...towers relatively close to walls for the benefit of the passive radiator with the boundary effect but of course that will cause issues with the 2 way portion of the speaker due to reflections off of t...

Page 10: ...single CENTER speaker either above or below the screen Try to maintain a deviation of 12 or less between the CENTER and MAIN speakers Aiming the CENTER speaker slightly down or up to compensate can a...

Page 11: ...tions Unlike regular loudspeakers subwoofers will often work best when placed in a corner even if located a few feet to the side and or behind the closest main speaker Typically the front right and le...

Page 12: ...mpensate One trick experienced home entertainment installers sometimes use is to feed a low frequency test tone to the subwoofer input while it s placed in the listening position and then as you walk...

Page 13: ...you will need to allow a minimum 15 125 of shelf space which may not be possible with all types of shelving especially the stuff you assemble yourself such as IKEA etc Since the AV123 x series monito...

Page 14: ...insert in the bottom of the x ls monitors is M8 x 1 25 Wall Mounting Wall mounting is also an option The plate that allows stand mounting of the x ls monitor can also be purchased separately for wall...

Page 15: ...nent is suitable for driving 8 Ohm per channel loads or the center channel output Also you must make sure the preamplifier processor has been configured to enable the center channel output x sub or x...

Page 16: ...put Remember that you must make sure the preamplifier processor has been configured to enable the LFE channel output so the x sub will have signal Wiring for Correct Polarity When connecting the speak...

Page 17: ...our speakers are set to SMALL with subwoofer to YES Please note that many processors require a SMALL setting for the main speakers to allow the LFE subwoofer output function otherwise bass is directed...

Page 18: ...ssor or receiver If you find the need to go much above 2 or 3 consistently we recommend adjusting the gain control on the x sub upward instead and using a lower number for reference level on the proce...

Page 19: ...With SPL meter in hand or better yet on a tripod in the listening position play an 80Hz tone for this exercise the crossover point must be set to 80Hz if you are not using the LFE Subwoofer Input and...

Page 20: ...e Sealed F3 65Hz Frequency Response 3dB 65Hz 20KHz Nominal Impedance 8 Ohms Sensitivity 90 5dB 1w 1m Crossover 2100Hz 2nd Order Raw Weight 33 lbs each 15 kg each Shipping Weight 41 lbs each 18 63 kg e...

Page 21: ...OR 100 lbs pair 45 44 kg pair Shipping Weight 58 lbs each 26 36 kg each OR 116 lbs pair 52 72 kg pair Dimensions ea 8 5 W x 46 7 H x 16 5 D 216mm W x 1186mm H x 419mm D x pls Towers w Powered Sub Sys...

Page 22: ...your AV123 x series speaker purchase AV123 will extend the warranty by an additional two years This in addition to the 1 year limited warranty is a total of 3 years This extended warranty is free sim...

Page 23: ...Page 23 USER NOTES...

Page 24: ...Rev 4 3 03 2007 Distributed Exclusively by AV123 1001 Delaware Avenue Suite C Longmont CO 80501 Toll Free 877 543 7500 Website www av123 com e mail info av123 com...

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