McIntosh MC2301
300 Watt McIntosh monophonic valve power amplifier with fully balanced architecture, designed for high-end amplification in mono bi-amping configuration.
Description
The McIntosh MC2301 is a monophonic valve power amplifier, that is, an amplifier dedicated to a single audio channel, used in pairs for a stereo configuration in bi-amping. Each unit delivers 300 Watts and is built on a fully balanced architecture, a design that limits interference and background noise from the very origin of the signal.
This power amplifier offers balanced inputs as well as three dedicated speaker outputs, calibrated for impedances of 2, 4 or 8 ohms. This flexibility allows the amplifier to be matched to the actual electrical load of the speaker in use, in order to achieve the best possible power transfer rather than working with a generic impedance. With a stated signal-to-noise ratio of 117 dB, the MC2301 ranks among the brand's most accomplished designs in terms of background silence and reproduction of the finest signal nuances.
This type of monophonic valve power amplifier is aimed at a high-end system, designed for demanding listening in a dedicated stereo configuration, where each channel benefits from its own power stage. It will suit an enthusiast wishing to move beyond the compromises of a conventional integrated or stereo amplifier, in favour of total channel separation and a generous power reserve.
Technical specifications
| Power | 300 W |
| Signal to noise ratio | 117 dB |
| Output impedance | 2, 4 or 8 ohms |
| Number of speaker outputs | 3 |
What to check before buying used
On this type of monophonic valve power amplifier, the condition of the valve set directly affects performance: check their age, the absence of microphonics and the availability of compatible references for future replacement. The power supply capacitors, stressed by the internal high voltages, deserve careful inspection after several years of use, as does the proper functioning of the three speaker output terminals for 2, 4 and 8 ohm impedances. Any unusual hum or hiss on power-up should raise concern, as this model is designed for a particularly quiet signal-to-noise ratio.
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