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Jaton Operetta 2300a Class A/B Amplifier - First Look

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The Jaton company has been around for over 25 years. They started with manufacturing PC video cards, and have since branched into home theater and hi-fi gear. Lyra's HD-661 DX speakers were recently reviewed at Secrets, and their interesting design and great sound made me want to try out their amplification. George from Jaton was kind enough to send me a rather large and heavy Class A/B Stereo amplifier capable of putting out 300 watts RMS per channel into 4 ohms. Initial problems with the amplifier has required Jaton to redesign it, and the revised version will be sent to me for review In the meantime, here are some initial observations on the unrevised unit.

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Rotel RMB-1085 Class D (Switching) Five-Channel Power Amplifier

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Class D switching amplifiers are here to stay. The RMB-1085 is a five channel home theater amplifier that uses ICE power modules which stay cool and deliver very efficient high power, all from a small chassis.

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Rotel RB-1092 Stereo (500 Watts/Channel) Class D (Switching) Power Amplifier

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Decades ago, an amplifier with 80 watts per channel (they were all two-channel amplifiers in those days), was considered a big amplifier.

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Halcro MC70 Seven-Channel Power Amplifier

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Halcro's MC series amplifiers come in two, three, five and seven channel configurations (designated the MC20, MC30, MC50, and MC70). The MC70 lists for $7,000, but compared to the Halcro Reference DM88 monoblocks, which will set you back more than $40,000 per pair, the MC70 is quite the bargain. So what kind of amp do you get for a kilobuck per channel?

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The Power Amplifier Review Archives

Visit the Secrets of Home Theater & High Fidelity Power Amplifier Review Archives.

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Lexicon ZX-7 Multi-Channel (300 watts x 7) Power Amplifier

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The Lexicon ZX-7 is a very powerful (300 watts RMS x 7 into 8 ohms) amplifier that delivers exquisite sound for two-channel music, surround sound music, and any movie you can imagine.

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