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Letters - February 2008

Mismatched centers

February 26, 2008

To Doug Schneider,

I have Paradigm Monitor 5 main speakers, and I want to add a center-channel speaker. The local shop sells PSB, and one of the guys there says that a PSB speaker will work well. Do you agree?

Paul Heath

No I don't. In fact, I encourage you to go to the shop and tell whoever it is who said that that he is completely wrong and that he's misleading people. Here's why. In order to have a good blend across the front, you need left, right and center speakers that are timbrally matched. If you don't have this, you'll have a mismatch in sound that will stick out like a sore thumb. Frankly, many companies do a pretty poor job of doing that within their own lines. However, some do a great job -- Paradigm and PSB being two of them.

But that doesn't mean that you should mix a PSB center with Paradigm left and right speakers, or vice versa. Rather, within each line, the company has usually done a pretty good job of making sure their centers match their own main speakers -- that's within the line.

So, long story short, don't expect that the PSB speaker will work well in your system. Instead, try to hunt down the appropriate Monitor-series center-channel speaker from Paradigm that was actually designed to be used with your speakers....Doug Schneider


APC question

February 5, 2008

To Randall Smith,

I have a question and I was wondering if you might be able to answer it. When I plug my sub and receiver into high-current outlets of an APC H15 power conditioner, the sound is better with the sub in the Amplifier High Current outlet and the receiver in the Subwoofer High Current outlet. Since both are high-current outlets, does it matter which is which?

George

There shouldn’t be a difference in the two if both are designated as “high current” outlets. Obviously that’s not the case. Evidently what you are hearing is the subwoofer performing up to its full capability when it is plugged into the outlet selected to feed an amplifier. On the flip side of the coin, when the sub is powered through the outlet designated for the subwoofer, the subwoofer’s amplifier may be current limited. Perhaps you should call APC and voice this concern with their technical support. If the APC H15 is performing as specified, then you will have to make a choice whether the sub or the amplifier gets plugged into the real “high current” outlet. Either way, one of the products may not be able to perform optimally. In that case, purchase a simple surge protector that does not limit current and use it for your subwoofer. The electronics built inside of the Denon receiver will benefit from the power conditioning of the H15 more than the subwoofer will….Randall Smith

 


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