MCM an InOne company 50-7330A Installation Manual Download Page 3

Installation 

 
Speaker Placement 

Careful consideration should be made when determining the desired location of the speaker pair.  
As this Model #50-7330A is referred to as an in-wall speaker, this is the intended mounting 
location. However, there is no electronic or physical reason these cannot be mounted in ceilings 
or other locations.   
 
In an “ideal” environment, the left and right speakers should be placed on the same wall, 6’ to 8’ 
apart, at the same distance from opposite corners.  The mounting height should be that which 
places the tweeters at eye level to the listeners.  It should be noted that often times, the listeners 
may be seated. Since many rooms do not offer the “ideal” environment, slight variations to this 
may be made.  As proximity to corners has a significant effect on low frequency response, priority 
should be given to locating speakers the same distance to corners.  As these speakers are 
rectangular in shape, they may be mounted either vertically or horizontally.  In situations were 
they are horizontal, the tweeters position should be mirror images of each other (either both in, or 
both 

out). 

 

Pivotal Tweeters  

Since decorating schemes may not allow positioning at eye level, these in-wall speakers are 
equipped with pivoting tweeter assemblies.  After installation is completed, prior to installing the 
grill, the tweeter may be angled towards the primary listening area.  This is especially helpful in 
situations where speakers must be mounted higher than desirable. 
 
It is important to note that more speakers in a given listening area do not necessarily equate to 
higher sound levels.  With more speakers, the desired listening level for a given area is attained 
with lower output from each speaker.  This creates a much more pleasant listening environment 
as the sound source can be uniformly heard through the entire room, regardless of location and 
with less interference with sounds such as conversation.   
 

Speaker Wire 

It is important that good quality wire is used in the installation. Installed speakers generally have 
much longer wire runs than normal home theater speakers, hence heavier gauge wire is 
recommended.  

Note:

 There are numerous manufactures in the market offering “high-end” 

esoteric speaker wire, with claims of exotic materials and superior performance.  Truthfully, this 
type of product has been found to provide little or no benefit to installations of this type.  Good 
quality 14AWG CL3 rated in-wall wire, such as MCM #24-5790 (two-conductor), #24-5835 (four-
conductor) or similar, provide outstanding performance in this application.  
 

When running this cable, a few simple guidelines must be followed 

  All speakers should be home-run. That is, wire should be run directly from each speaker, 

back to the sound source 

  Speaker wire should be kept away from AC wiring to prevent noise.  If AC wiring and 

speaker wire must cross paths, it is best to have them cross at a 90º angle, minimizing 
the common surface area between the two 

  Speaker wire and AC lines should 

NEVER

 pass through the same hole in studs or joists 

Summary of Contents for 50-7330A

Page 1: ...In Wall Speaker Installation Manual Model 50 7330A MCM an InOne company 650 Congress Park Drive Centerville Ohio 45459 www mcminone com 2003 MCM an InOne company ...

Page 2: ...mance with the 6 woven fiberglass woofer These factors combine to provide accurate frequency response superior low frequency extension and consistent sound quality in varying installation locations Additionally this enclosure greatly reduces the amount of sound emanating from the rear of the speaker which may undesirably end up in adjoining rooms Selectable high frequency emphasis allows the user ...

Page 3: ...ituations where speakers must be mounted higher than desirable It is important to note that more speakers in a given listening area do not necessarily equate to higher sound levels With more speakers the desired listening level for a given area is attained with lower output from each speaker This creates a much more pleasant listening environment as the sound source can be uniformly heard through ...

Page 4: ...is at the same time that openings are cut for light switches outlets and ceiling fixtures 1 Skip directly to Part 2 Installation in Completed Structures 1 For this type is installation a stud finder such as MCM 22 6840 is highly recommended This device will not only accurately located both edges of the stud but will provide a warning of nearby electrical wiring 2 When deciding on a final location ...

Page 5: ... If using a drill to tighten screws tighten all six until the speaker frame just makes contact with the wall From there it is best to use a hand screwdriver to fully tighten This will prevent breakage of the plastic mounting clips 6 In an alternating cross pattern center left center right top left bottom right top right bottom left tighten all six screws by hand until the speaker frame is snug aga...

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