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Speaker Settings

Filed under: System Setup

One of our EPICENTRIX (I just did it that way to give you some scale compared to other centre channels) clients contacted us the other day with an initial inquiry which I thought had an easy answer. Scott Walker asked whether we recommended setting the speakers in the processor or receiver to “small” or “large”. Given that Scott’s using an Epicentrix and intends using Neuphonix in the future I advised that he should set them to “large”. This has usually been the case as the setting is determined by the frequency response of the speaker. Scott mentioned that he had indeed read much to the contrary, and I would have to say that after some research I have also read the same. Supporters of this theory claim that you will get better sound “unless your subwoofer is not up to standard” although my argument here would be perhaps if your system sounds better set to small maybe your main and centre channels are not up to standard. Scott also mentioned “…I would assume that when Krix install, for instance, their commercial speaker KX-5986A 4-way array (which by the way is THX certified) would then set the processor for the speaker setting to large”. Congratulations Scott, you are the winner. When I asked Scott Krix to comment on settings for commercial speakers he informed me that most commercial theatre systems were rolled of at anywhere between 60 to 100 Hz. Mr. Walker is interested in what people have to say about this subject and so am I. My feeling is this: as always experimentation is the key. Try both for yourself and draw your own conclusions. I am sure we can make up our own minds. Maybe some systems do sound better if the mains are set to small especially where you wish to increase power handling or when using smaller loudspeakers, otherwise in my experience if you are using loudspeakers that provide a quality signal below 100Hz I would set them to large. The problem with creating absolute rules is that not every setting will suit every system in every environment. But feel free to correct me. Both Scott (Walker) and myself are open to criticism. On the other hand anyone criticising the Godfather of Cinema in Australia (Scott Krix for the late arrivals) will hereby be banished from this country forthwith. Unpatriotic sods!

Comments

dantan said...

When it comes to setting the Epicentrix as a "Small" or "Large" speaker on a surround receiver, it definitely has to be set as "Large". This is the correct way, for sure.

Tuesday, 5 June 2007 4:31 PM

bunburyhifi said...

In regards to this much debated small v large speaker settings war... I think one needs to use some discretion, so I did my own testing here at the shop. We are using a Marantz 7001 receiver, Neupho's, Epi, Seismix 5 and KDX-M as rears, I used 2 DTS tracks (music and movie) to determine my results... The Eagles farewell, and Kingdom of Heaven (the catapult scene). Setting each speaker individually to small and then large, all I really noticed was that the subwoofer seemed to work harder when set to small. The frequencies reproduced by the fronts and centre were being reproduced amply by the sub, but without anywhere near the accuracy. So back to discretion... if someone wants to have earth shattering bass, and is a pure home theatre nut (movies Only), then they should be looking at different speakers to the ones mentioned (possibly KDX-s all around) and letting the Seismix 5 do the neighbour annoying... however if your one who has a more tuned ear, you may appreciate the capabilities of Neuphonix/Epicentrix setup. At the end of all this, this post isn't about appropriate speaker choice its about choosing your settings, as Grant states above, do some experimenting (with settings, not other things, kids!) But it really does make sense to me to have a large speaker doing what it was meant to do, and the sub augmenting the lower frequencies. This industry was meant to have choice and opinion, if it didn't we'd all be buying brand X!!!!! :(

Wednesday, 6 June 2007 5:53 PM

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