Power Amplifier Reviews

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Ultimate AV Staff  |  Jul 10, 2006

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<LI>Price: $5,000</LI>
<LI>Channels/Power: Seven channels; 150-Watts per channel into 8 ohms/300-Watts into 4 ohms</LI>
<LI>Inputs: Single-ended and balanced</LI>
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Ultimate AV Staff  |  Jul 10, 2006

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<LI>Price: $5,990</LI>
<LI>Channels/Power: Five channels; 350-Watts per channel into 4 ohms </LI>
<LI>Inputs: Single-ended and balanced</LI>
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Ultimate AV Staff  |  Jul 10, 2006

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<LI>Price: $8,000</LI>
<LI>Channels/Power: Five channels; 200-Watts per channel into 8 ohms/370-Watts into 4 ohms </LI>
<LI>Inputs: Single-ended and balanced</LI>
</UL>
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Ultimate AV Staff  |  Jul 10, 2006

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<LI>Price: $2,299/pr.</LI>
<LI>Channels/Power: Monoblock; 200-Watts per channel into 8 ohms/325-Watts into 4 ohms </LI>
<LI>Inputs: Single-ended or balanced</LI>
</UL>
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Ultimate AV Staff  |  Jul 10, 2006

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<LI>Price: $995-$1,995 (stereo unit $995, plus $200 per additional channel module)</LI>
<LI>Channels/Power: 2-7 channels; 180-Watts per channel into 8 ohms/270-Watts into 4 ohms</LI>
<LI>Inputs: Single-ended</LI>
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 |  Jul 07, 2006

<UL CLASS="square">
<LI>Price: $15,800/pr.</LI>
<LI>Channels/Power: Monoblock; 400-Watts per channel into 8 ohms/650-Watts into 4 ohms</LI>
<LI>Inputs: Single-ended and balanced</LI>
</UL>
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 |  Jul 07, 2006

<UL CLASS="square">
<LI>Price: $1,499</LI>
<LI>Channels/Power: Seven channels; 105-Watts per channel into 8 ohms (all channels driven)/140-Watts per channel into 4 ohms (all channels driven) </LI>
<LI>Inputs: Single-ended</LI>
</UL>
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Thomas J. Norton  |  May 07, 2006

When we think of a power amp today, we think of that large, heavy, hot-running, often ugly block of metal we hide away so we don't have to look at it. Or, if it's impressively large or expensive we proudly display it on the floor&mdash;an amp that's large, impressive, and expensive enough to show off is too heavy to put anywhere else! There, we willingly subject our ankles and shins to its sharp heat sinks on the sacrificial altar of great sound.

Steven Stone  |  Apr 02, 2006

The concept of "investing" in a rapidly depreciating commodity strikes me as patently stupid. Just look at EBay and Audiomart. They are chockablock full of yesterday's stratospherically priced audio components now available for ten cents on the dollar. I believe the best values in audio or video components come from companies that refine bleeding-edge, hyper-expensive technology into attractively priced products.

Thomas J. Norton  |  Feb 05, 2006

Power amps get little respect in the home theater world. They're the heavy, black (or silver) boxes that sit somewhere in the dark, serving your speakers with a generous supply of power.

Chris Lewis  |  Sep 30, 2005
Power that will surely register on your Richter scale.

Earthquake is not a bad moniker to have attached to an amplifier that can crank out some 300 watts across each of its seven channels. That kind of power, with the right speakers in front of it, can certainly set your listening room to rolling and rumbling. The name also applies well to the minor seismic event that will result when you drop this 122-pound behemoth into your equipment rack—assuming that you have an equipment rack that can hold it. But, as endearing as weight and power are in an amplifier, they don't tell the whole story of an amplifier's potential. Finesse and athleticism are just as important in a big, bulky amplifier as they are in a big, bulky linebacker.

Steven Stone  |  Apr 24, 2005

Once upon a time, audiophiles used to get very excited about power amplifiers. They would obsess about the minutiae of an amp's sonic character and its ability to successfully drive 2ohm loads. Times change. Now amplifiers are among the least sexy components in a home theater. Most videophiles would concur with the concept that amplifiers should be heard, but not seen. Within the new world order of home theaters, amplifiers have been relegated to a supporting role.

Steven Stone  |  Oct 15, 2004

Most power amplifiers are primarily differentiated by their size and color. Eventually, even an amplifier fetishist grows weary of digging for the minute variations that make each amplifier special. Perhaps that's why it's so refreshing to discover an amp that embraces some truly unique new technology. Bel Canto, a small company located in darkest Minnesota, has managed to find a way to manufacture a digital amplifier, dubbed the eVo2, whose performance rivals that of more conventional analog designs.

Chris Lewis  |  Apr 01, 2004
Lexicon's CX-7 is ready for its due.

No matter the dollar amount involved, it happens to everyone: You get locked on to something new, you watch the glowing reviews and awards pile up, and you consider pulling the trigger when either financial reality or conservatism kicks in. You ultimately think, "If only it were a few hundred (or thousand, or hundred thousand) dollars less." Patience usually pays off, though. That's as clear in the A/V world as it is anywhere, especially in the high end. It's only natural that, when a manufacturer rolls out a new design or line, they start with their best foot forward, which usually ends up being the more-expensive foot. However, most manufacturers will eventually give those of you who are limited to lower price brackets—either by choice or necessity—a taste with lower-priced models. With the legitimate companies, the gap in price between models is almost always significantly greater than the gap in performance.

Thomas J. Norton  |  Mar 07, 2004

The Dreadnaught (reviewed in our Oct-ober 2000 issue) was the first power amplifier from Theta Digital, a company previously known for its D/A converters, CD and DVD transports, and surround processors. But it wasn't to be the last. The Dreadnaught II is now a member of a growing family of Theta amplifiers&mdash;the premier multichannel design in a line that also includes high-end monoblocks.

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