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Amplifier Reviews

D-Sonic M3-5400-7 Class D Seven-Channel Power Amplifier

D-Sonic M3-5400-7D-Sonic is a company that I had been tangentially aware of for many years due to their direct marketing efforts on websites like Audiogon. The brainchild of Dennis Deacon, D-Sonic was founded in 2006 to make high quality Class D based amplifiers marketed directly to consumers. I had the pleasure of having D‐Sonic's new top of the line 7-channel multi-channel amp in house for a few weeks and am excited to pass on my thoughts.

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Pass Labs INT-150 Integrated Stereo Amplifier

Pass Labs INT-150Pass Labs is renown for their high end preamplifiers and power amplifiers, but they also have integrated amplifiers as well, which include the INT-30A and the INT-150. Here, we review the INT-150, which, as you can imagine from the model number, outputs 150 watts x 2 (into 8 ohms). It has the same massive build quality as the other Pass components I have reviewed, and also, its own distinctive sound, as I have found with the others.

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NAD C 390DD Direct Digital Integrated Amplifier

NAD C 390DD Direct Digital Integrated Amplifier

NAD launched its first direct digital amplifier, the M2, almost three years ago. As we have come to expect in audio and technology generally, however, it is never long before the state of the art trickles down to more modestly-priced products.

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Bryston BP17 Stereo Preamplifier

Bryston BP17Bryston is the only high-end audio company I know of that offers a 20 year warranty on its products. They manufacture some very expensive preamps and power amps, but even the least expensive product carries that warranty. Why? Because they have massive build quality. The BP17 stereo preamplifier exemplifies that approach, and it is in the middle of their preamplifier line-up, which includes the BP6 and BP26.

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Burson Soloist Headphone Amplifier

Burson Soloist Headphone AmplifierBurson Audio hails to us from Australia, bringing its own design philosophy, "Less is More," to high-end headphone amplifiers. They gained notoriety with the successful HA-160 headphone amp, a pure class A design with an output of 250mW. Here, we review the Burson Soloist Headphone Amplifier, with a specified output of 4 watts.

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Emotiva XPR-1 Monoblock Power Amplifier

Emotiva XPR-1 AmplifierAfter releasing a 500 watt monoblock power amplifier, the XPA-1, Emotiva didn't stop there. The newest addition to their monoblock power amplifier line is the XPR-1, which delivers 1,000 watts RMS into 8 Ohms. It may strain your back to move it, but it will set you back only $1,500.

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Parasound Halo A 31 Three-Channel Power Amplifier

Parasound Halo A 31 Power AmplifierParasound has been making their Halo line of products for quite a few years now, but they are not one to make updates for the sake of change. Their A21 and A51 amplifiers have been unchanged since they debuted and remain a mainstay. The A 31, reviewed here, is a three-channel (250 watts x 3) power amplifier.

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Emotiva XSP-1 Balanced Stereo Preamplifier

Emotiva-XSP-1Balanced connections are popping up on more and more audio products these days. But it only really counts when the internal circuitry is fully balanced, which is the case for the Emotiva XSP-1 stereo preamplifier, all for less than $1,000.

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Pass Labs XP-10 Stereo Preamplifier

 Pass XP-10In the past, we reviewed the Pass Labs XP-20 and XP-30 stereo preamplifiers. Now, we come full circle with a review of the remaining member of their preamplifier trio, the XP-10, which is the least expensive model. It is fully balanced, and has a slightly different sound character compared to the other two, which also sound different from one another. All three are great products, so you can choose based on price and/or sound characteristics.

 

 

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Funk LAP-2.V3 Preamplifier

Funk LAP-2.V3 PreamplifierIt is becoming increasingly popular for high end audio buffs to use pro studio gear in their home systems. This preamp from a German manufacturer that makes pro gear is in keeping with this trend. As a matter of fact...

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Mark Levinson No533H Three Channel Power Amplifier

Mark Levinson No533H Three Channel Amplifier

Mark Levinson has been one of the most well know high-end audio brands for decades now. While usually associated with two-channel stereo, they also have a line of home theater amplifiers and electronics for those that want Mark Levinson with their multichannel system as well as their stereo.

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