Genesis Advanced Technologies 1.1 User Manual

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3.3  Defining the Soundstage 
A common problem we find with many set-ups is a tendency to 
separate the speakers too far from each other. This gives an 
unnaturally stretched soundstage between the two speakers, and 
creates problems with focus. The key problem is a lack of soundstage 
information beyond the left and right sides of the speakers.  
If you find that the sound is not spacious enough or you are not getting 
enough front to back depth, pull the speaker away from the front wall. 
This is typically preferable to separating the two speakers too far, and 
will almost always give you better depth and soundstage information. 
A word of caution though: if you move the speakers too far from the 
front wall you may lose the focus of the image. 
3.4  Appropriate Mid-bass Balance 
Yet another problem is a lack of mid-bass energy. In order for the 
appropriate amount of mid-bass energy to be present, the speakers 
should be close enough together to achieve proper "coupling" of the 
midrange ribbon drivers. Coupling is desirable in the lower frequencies 
from the mid-bass on down. This simply means that the left and right 
drivers "work together" as opposed to working independently. 
With the broad wings of the Genesis 1.1, we have not found this to be a 
problem. However, if the gap between the two towers is more than 7 
feet, you will find that the speakers lose coupling, and the mid-bass 
suffers. 
If you find there isn't enough deep bass, your first remedy is the 
volume control on the woofer amplifier. This has several limitations. 
First, turned up too high, you may get some distortion on very low 
frequencies or you may overheat the amplifier. 
Push the woofer towers back towards the rear wall. This will increase 
the coupling of the woofers to the room. Do this procedure in small 
increments (approximately one inch at a time), and return often to the 
recordings you have used to adjust the front to back depth and 
soundstage properties of your system. It is easy, yet unproductive, to 
go too far in one direction. If you move the woofer towers too far from 
the rear wall you may lose low bass extension, too near and you may 
get too much wall reinforcement. 
Secondly, you may make the mid-bass produced by the top range of 
the woofer out of proportion with the mid-bass produced by the bottom 
range of the midrange ribbon. This would tend to sound slow or thick in