Mark Levinson N433 user manual

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Nº433
TRIPLE-MONO POWER AMPLIFIER

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Nº433 TRIPLE-MONO POWER AMPLIFIER A Mark Levinson Amplifier for the Flexibility and Quality Fitting three separate amplifiers in an enclo- Multi-Channel Age The Nº433, Mark Levinson’s first three- sure normally devoted to one or two channel, single-chassis power amplifier, is a presented significant challenges, including significant milestone. It combines multi- potential interference and heat dissipation channel flexibility with the legendary quality issues far beyond those encountered in and

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and totally independent linear power temperatures and humidity. Here, the ® supplies, each consisting of a low-noise advanced material Arlon provides a physical- toroidal power transformer and a bank of ly inert and sonically neutral base. low-loss capacitors to insure copious energy storage. Control of this power reserve is the For the output sections, we’ve chosen bipolar task of the power amplifier’s voltage gain and transistors with the best performance charac- output stage circuitry, an

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Nº 433 Triple-Mono Power Amplifier Rated power output: 200 W/ch rms power @ 8 Ω 400 W/ch rms power @ 4 Ω all above power ratings from 20 Hz–20 kHz at <0.5% THD (assuming that the AC mains can deliver adequate current, without its own voltage sagging) Frequency response: within 0.2 dB from 20 Hz to 20 kHz Signal-to-noise ratio: better than –80 dB (ref. 2.83 V) Voltage gain: 26.8 dB Input impedance: 100 kΩ (balanced) 50 kΩ (unbalanced) Input sensitivity 2.83 V output: 130 mV Full output: 1.82 V P

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©2005 Harman International Industries, Incorporated. "Mark Levinson" is a registered trademark of Harman 3 Oak Park, Bedford, MA 01730-1413 USA International Industries, Incorporated. All rights reserved. Tel: 781-280-0300 | Fax: 781-280-0490 Not responsible for typographic errors. www.mar klevinson.com Part # 072-17293