seating position in a peak am I gaining or missing out

henry1234

Established Member
In my listening position directly in front of the screen I am in a massive bass peak, I have had to drop the sub levels a lot from my previous house to balance the sound.

If I move my head forward about 0.5m the bass drops significantly.

If I only listen from my position is this o.k?

Are all the frequencies reinforced or do I only have a peak of certain bass frequencies and a messed up sound unbalanced sound.

I am sorry but I haven't the time at the moment to get a test CD and sound meter out as I have just moved house.
 

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AngelEyes

Distinguished Member
If you are sitting in a peak, this will normally be only 1 frequency so essentially you can't hear any other frequencies properly as they are being drowned out by the peak. This is a bad thing and often sounds monotone and boomy.

Try moving your sub around or your seating position to achive a flatter response. Even a few inches can make all the difference.

Adam
 

HiFiRuss71

Distinguished Member
In my listening position directly in front of the screen I am in a massive bass peak, I have had to drop the sub levels a lot from my previous house to balance the sound.

If I move my head forward about 0.5m the bass drops significantly.

If I only listen from my position is this o.k?

Are all the frequencies reinforced or do I only have a peak of certain bass frequencies and a messed up sound unbalanced sound.

I am sorry but I haven't the time at the moment to get a test CD and sound meter out as I have just moved house.
It seems likely that as both the sub and you are against opposite walls, you're suffering from huge boundary gain. You can take the heat out of this by moving both yourself and the sub out from the walls.

However, if you haven't got the time to use at least use an SPL meter and test tones, then you'll never know whether it's merely the front to back room dimension causing the boom, or any combination of the room width and height dimensions chiming in too.

If it's possible, get the sub out of the corner at least (inside of the left speaker?), but I'm afraid that there's no substitute for taking the time to get it right the traditional way.

Russell
 

craigd

Prominent Member
I have spent a great deal of time experimenting with subwoofer placement because of an issue exactly the same as yours. Given the restrictions of the living space the sub could not be moved out more than about 30cm from any one boundary and the seating position could not be changed.

At low frequencies a substantial change in positioning is generally required and quite often inconvenient if the peak is due to a room mode between parallel surfaces and not just boundary gain as mine was.

I could only solve my issues through the use of parametric EQ on the subwoofer channel. THe hardware was under £100 and easily the best value 'upgrade' I have ever purchased. It did require a fair amount of time to get set up though.
 

Nimby

Distinguished Member
One can usually pull a subwoofer out while listening to it then push it back out of the way while not.

Try as many alternative subwoofer positions as you have available to you.

Try anywhere in the room where the cable will stretch safely and you won't fall over the sub.

Nothing ventured. Nothing gained. :)
 

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