What a party! Surely this is bizarre. These hybrid mono power amplifiers combine a 150 watt tube section with a 300 watt solid-state section, ideal for bi-amping. The tubes provide a very warm and natural reproduction, while the solid-state section delivers tight and controlled bass. The internal crossover allows seamless integration between the two sections, resulting in a balanced and dynamic sound.
Retail price: 20,490.00
Two months old.
Sometimes people want something different, sometimes very quickly. Didn't like that one, we are then asked.... No, it doesn't necessarily work that way. Sometimes people upgrade immediately because they like the performance. Or another opportunity arises here in the shop, resulting in a trade-in. Also, it may not fit nicely into the whole set. Of course, it could also just be that someone is not satisfied.
The caps are not pictured but are available.
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The McIntosh MC451 is a dual mono amplifier that uses Hybrid Drive™ technology, combining a tube amplifier and a solid-state amplifier in a single chassis. This configuration optimizes the soundstage, with the tube amplifier driving the mid and high frequencies and the solid-state amplifier handling the low frequencies.
With an output of 150 watts for the tube amplifier and 300 watts for the solid-state amplifier, the McIntosh MC451 delivers enough power to drive virtually any speaker. The integrated crossover allows precise tuning of the frequency distribution between the two amplifier sections, resulting in dynamic and detailed sound reproduction.
The McIntosh MC451 features the DualView™ Power Output Meter, which displays real-time output power from both the tube and solid-state sections. In addition, the amplifier features various McIntosh technologies such as Power Guard®, Sentry Monitor™ and Solid Cinch™ speaker connections, which contribute to reliable and high-quality audio reproduction.
Want to experience the McIntosh MC451 for yourself? Schedule a listening session to discover the unique combination of tube and solid-state amplification and discuss trade-in or comparison options with other amplifiers.
Solid-State Power Output: 300 watts into 2, 4, or 8 ohms Vacuum Tube Power Output: 150 watts into 2, 4, or 8 ohms Total Harmonic Distortion (Solid-State): 0.005% from 20 Hz to 20 kHz Total Harmonic Distortion (Vacuum Tube): 0.5% from 20 Hz to 20 kHz Signal-to-Noise Ratio (Solid State): 118 dB Signal-to-Noise Ratio (Vacuum Tube): 112 dB Dynamic Headroom (Solid State): 2.5 dB Dynamic Headroom (Vacuum Tube): 1.2 dB Damping Factor (Solid State): >40 Damping Factor of a Vacuum Tube: >18 Solid-State Frequency Response: +0, -0.25 dB from 20 Hz to 20,000 Hz; +0, -3 dB from 10 Hz to 100,000 Hz Vacuum Tube Frequency Response: +0, -0.5 dB from 20 Hz to 20,000 Hz; +0, -3 dB from 10 Hz to 70,000 Hz Inputs: 2 balanced, 2 unbalanced (1 Solid State or Mono, 1 Vacuum Tube) Dimensions (W x H x D): 45.4 cm x 30 cm x 54.6 cm Weight: 60.3 kg net, 72.1 kg in shipping packaging
The McIntosh MC451 is an innovative power amplifier that combines hybrid technology developed by the renowned McIntosh engineering team. The design combines a 150W tube amplifier with a 300W solid-state output stage, providing a rich musical experience. The enclosure is made of high-grade steel with a scratch-resistant, mirror-like finish. The internal wiring is carefully constructed for optimal signal integrity. McIntosh uses only carefully selected materials from reliable suppliers to ensure the highest build quality and durability.
McIntosh Laboratory, founded in 1949 by Frank H. McIntosh and Gordon Gow, is located in Binghamton, New York. In 1965, McIntosh amplifiers were used during President Lyndon B. Johnson's inauguration speech. In 1969, twenty McIntosh MC3500 tube amplifiers provided the sound for the Woodstock festival. In 1974, the Grateful Dead used 48 McIntosh MC2300 amplifiers for their "Wall of Sound" system. In 1990, McIntosh was acquired by Clarion, followed by a takeover by D&M Holdings in 2003. In 2022, the company was sold to a private equity firm. McIntosh is known for its black glass front panels and blue VU meters.
