McIntosh Labs MA12000 2-Channel Hybrid Integrated Amplifier
McIntosh’s flagship hybrid integrated pairs 350W speaker control with a sweet, weighty midrange, delivering thunderous yet pitch-true bass, fluid vocals and expansive scale. SoundStage Solo admired its focused orchestral depth, while StereoNET United Kingdom found its phono and headphone stages exceptional. With DA2 digital, HDMI ARC and extensive analogue inputs, it is a richly capable command centre for serious two-channel systems.
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Deliciously Crispy
Sound Quality
94/100
Build Quality
92/100
Features Connectivity
95/100
Value for Money
94/100
Pros
Authoritative, nuanced bass combines immense slam with convincing pitch definition and control.
Warm, substantial vocals and smooth, detailed treble create an engaging, fatigue-free presentation.
Exceptionally comprehensive facilities include MM/MC phono, DAC, HDMI ARC, headphone amplification and broad analogue/digital connectivity.
Delivers full 350W output across 2, 4 and 8 ohms, with reviewers praising its commanding loudspeaker grip.
Cons
Front-to-back soundstage layering is less convincing than its wide, enveloping left-to-right imaging.
There is no built-in streaming module, despite the otherwise expansive feature set.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 94/100
Reviewers describe a powerful, warm-leaning and highly refined presentation that combines tube-like sweetness with solid-state control. It is especially praised for authoritative bass, expressive dynamics and a broad, enveloping stereo image, although one reviewer found front-to-back layering less exceptional than its other strengths.
Transparency Resolution
93/100
StereoNET heard complete clarity from recordings whose midrange detail normally sounded obscured, while SoundStage praised natural highs with good detail retrieval. Tech Reviews also found piano tones clearer and noted that the MC input remained exceptionally quiet despite a slightly higher quoted noise floor than the MA9000.
Tonal Balance Musicality
94/100
The prevailing character is smooth, warm, weighty and emotionally engaging rather than strictly neutral. Reviewers praise convincing vocal body, sweet and delicate highs, natural brass and strings, and an absence of etch or hardness; StereoNET notes that the treble can sound slightly less organic than a high-end valve reference.
Dynamics
96/100
This is a major strength. Reviewers repeatedly describe effortless power, immense speaker control, fast and expressive transient response, and bass that hits with real weight while retaining pitch accuracy and nuance.
Soundstage Imaging
91/100
SoundStage heard a massive, deep stage with accurately focused orchestral sections, and Adrian described gigantic staging with pinpoint imaging. StereoNET likewise praised the expansive, enveloping left-to-right spread, but found front-to-back layering less accomplished than the amplifier's other performance areas.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
92/100
StereoNET calls the overall build quality excellent and highlights the mirror-polished stainless-steel chassis and aluminium end caps with integrated handles. Reviewers also point to substantial physical construction, sturdy terminals and connectors, and well-developed engineering including the Autoformer outputs and Thermal Trak temperature management.
Features Connectivity
95/100
The MA12000 is unusually comprehensive: it combines extensive analogue connectivity, MM and adjustable MC phono inputs, a high-quality headphone stage, pre-outs, home-theater pass-through, tone controls, and a seven-input DA2 digital section. HDMI ARC, USB support through DSD512, Roon capability, and broad input assignment make it highly adaptable, though it lacks built-in network streaming.
Value for Money
94/100
At roughly $17,500-$21,990, this is an expensive integrated amplifier, but reviewers regard its combination of power, phono stage, DAC, headphone amplifier and connectivity as unusually complete. Gramophone calls it close to a "separate killer," while StereoNET says the asking price looks more sensible when its capable constituent functions are considered; the same review notes that buyers seeking only ultimate no-frills performance may look elsewhere.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
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Specifications
- FTC Power Output Rating
- 350 W
- Power Output per Channel
- 350 W into 2, 4, or 8 ohms
- Number of Channels
- 2
- Rated Power Band
- 20Hz to 20kHz
- Total Harmonic Distortion
- Preamplifier: 0.03%Amplifier: 0.005%
- Dynamic Headroom
- 1.5dB
- Frequency Response +0,-0.5dB
- 20Hz to 20kHz
- Frequency Response, +0, -3dB
- 10Hz to 100kHz
- Sensitivity Phono (Moving Coil)
- 0.30mV
- Sensitivity Phono (Moving Magnet)
- 3.0mV
- Sensitivity High Level (Balanced / Unbalanced)
- 600 mV/300mV
- Sensitivity (Power Amp input)
- 1.7V
- Signal To Noise Ratio (Moving Coil)
- 75dB
- Signal To Noise Ratio (Moving Magnet)
- 77dB
- Signal To Noise Ratio (High Level)
- 95dB
- Signal To Noise Ratio (Power Amp input)
- 114dB
- Input Impedance (Balanced / Unbalanced)
- 44K/22K
- Damping Factor
- >40
- Maximum Output (Balanced / Unbalanced)
- 8V Unbalanced16V Balanced
- Balanced Input
- 2
- Unbalanced Input
- 6
- Phono Input Moving Coil
- 1 (adjustable loading)
- Phono Input Moving Magnet
- 1 (adjustable loading)
- Upgradeable Digital Audio Module
- Yes: DA2
- Digital Coaxial Inputs
- 2
- Digital Optical Inputs
- 2
- Digital MCT Inputs
- 1
- Digital USB Input
- 1
- HDMI (ARC) Input
- 1
- Balanced Variable Output
- 1
- Unbalanced Fixed Output
- 1
- Unbalanced Variable Output
- 1
- Headphone Output
- 1/4" High Drive with Headphone Crossfeed Director (HXD®)
- Subwoofer Outputs
- 0
- AM/FM Tuner option
- No
- Home Theater PassThru
- Yes
- Unbalanced Analog Connector Type
- Premium gold-plated solid brass
- Speaker Binding Post Type
- Patented Solid Cinch™ Speaker Binding Posts
- Service Port
- 1
- Digital-to-Analog Converter (DAC) Type
- 8-channel, 32-bit/384kHz PCM/DSD, Quad Balanced
- Digital Coaxial Input Sample Rate
- 24-bit/44.1kHz to 192kHz
- Digital Optical Input Sample Rate
- 24-bit/44.1kHz to 192kHz
- Digital MCT Input Sample Rate
- 16-bit/44.1kHz (CD)DSD64 (SACD)
- Digital USB Input Sample Rate
- 32-bit/44.1kHz to 384kHz (PCM)DSD64, DSD128, DSD256, DSD512, DXD352.8kHz, DXD384kHz
- Tone Controls
- 8-Band
- Tone Bypass and Input Assign
- Yes
- RS232 Control Inputs
- Yes
- Power Control Outputs
- 1 Main, 2 Trigger
- Rear Panel Data Ports
- 4
- Rear Panel IR Sensor Inputs
- Yes
- Input Level Match
- Yes
- Vacuum Tube or Solid State
- Preamplifier: Vacuum TubeAmplifier: Solid State
- Output Type
- Autoformer™
- Output Meters
- Yes
- Dual Layer Chassis
- Yes
- Chassis Finish
- Polished stainless steel & black painted steel
- McIntosh Monogrammed Heatsinks™
- Yes
- Power Requirement
- 120V, 50/60Hz, 6.6A
- Standby Power Requirement
- <0.25 Watts
- Unit Dimensions (W x H x D)
- 17-1/2” (44.5cm) x 9-7/16” (24 cm) x 19-3/4” (50.2cm)
- Unit Weight
- 108 lbs (48.9kg)
- Shipping Weight
- 141 lbs (63.9kg)
Manufacturer's Description — McIntosh Labs
- Type: Hybrid Drive
- Vacuum Tube Preamplifier and Solid State Power Amplifier
- 350 Watts x 2-Channels
- Autoformers™, Power Guard®, Sentry Monitor™, Monogrammed Heatsinks™, Solid Cinch™ speaker binding posts
- 17 analog and digital inputs
- Includes DA2 Digital Audio Module
- Supports 24-bit/192kHz and DSD512 files
- 8-band analog equalizer
- A certified Roon Tested device
The fully loaded, hybrid MA12000 Integrated Amplifier is a product of uncompromising audio engineering and expert craftsmanship. Our most powerful integrated amplifier ever, the feature rich MA12000 offers 350 Watts per channel of clean, high performance power that produces a breathtaking home audio experience. You will think your favorite musicians are playing a live, in-person performance in your house.
The MA12000 includes our Hybrid Drive technology that uses the best of vacuum tubes and solid state to produce the best sound performance. It gives you the warm nuances of a vacuum tube preamplifier (or valve preamplifier as some of our friends like to say) combined with the speed and raw power of a solid state amplifier, state-of-the-art digital audio capabilities, and enough analog audio connections for virtually any home music system.
The MA12000 is a hybrid design with the preamplifier section powered by (4) 12AX7A vacuum tubes (2 tubes per audio channel), while the 350 Watt power amplifier section employs a solid state design. Our Autoformer technology guarantees your speakers will always be capable of receiving that full 350 Watts whether they have 2, 4 or 8 Ohm impedance.
There are 10 analog inputs on the MA12000 consisting of 2 balanced and 6 unbalanced inputs, plus 1 Moving Coil and 1 Moving Magnet input for connecting a turntable. Both phono inputs feature adjustable loading for fine tuning the MA12000 to your specific turntable configuration so your vinyl collection sounds just right. All the unbalanced analog connectors are constructed from premium gold-plated solid brass for superior signal handling and grounding. The MA12000 also has 1 balanced and 1 unbalanced output if you ever want to connect to an additional amplifier that's used in a different part of your residence.
For digital music, the MA12000 comes with our DA2 Digital Audio Module factory installed. Located in the DA2 are 7 digital audio inputs: 2 coaxial, 2 optical, 1 USB and 1 MCT (for use with our MCT series of SACD/CD Transports), and 1 audio-only HDMI Audio Return Channel (ARC) connection. The DA2 is powered by a next generation, Quad Balanced, 8-channel, 32-bit Digital-to-Analog Converter (DAC). This audiophile-grade DAC features improved dynamic range and improved total harmonic distortion. The DA2 supports high resolution digital audio playback, as the USB input supports native playback of up to DSD512 and DXD up to 384kHz, while the coax and optical inputs can decode digital music up to 24-bit/192kHz.
The HDMI (ARC) input allows TVs with a compatible HDMI (ARC) output to be connected to the MA12000 and your home stereo system to bring a new level of audio performance to your TV and movie watching that TV speakers or soundbars just can't provide. Popular multi-channel audio formats from Dolby and DTS are supported and will be expertly converted to 2-channel audio for proper playback. When CEC communication is enabled in both the MA12000 and your TV, your TV remote can control the power and volume of the MA12000. The DA2 can be replaced by future modules to keep your MA12000 up to date as new digital audio formats and technologies are developed.
The DA2 has received Roon Tested designation from Roon Labs, which can be especially useful if you have an extensive library of digital music. As a Roon Tested partner, McIntosh has provided equipment to Roon for testing with a variety of different operating systems and computers, and shared information about its design and capabilities.
The top of the MA12000 is highlighted by some updated industrial design elements. The Autoformers and power transformer are now contained in a new glass topped enclosure capped by a glass name plate encircled with a decorative trim ring. Key performance specifications and a detailed block diagram are printed on 5 glass panels.
Other MA12000 features include:
- Power Guard that monitors the output signal for over driving and makes real time micro adjustments to the input signal to prevent harsh sounding clipping that could potentially damage your speakers
- Our fuse-less short-circuit protection circuit Sentry Monitor that disengages the output stage before current exceeds safe operating levels and then resets automatically when operating conditions return to normal
- A pair of peak responding, trademarked "McIntosh Blue" Watt meters that indicate the real time power output of each audio channel
- McIntosh Monogrammed Heatsinks which are connected to advanced high current output transistors that minimize thermal equilibrium lag (or warm-up) time and help keep the MA12000 running cool
- Home Theater PassThru that allows for seamless integration into a home theater system
- Our patented Solid Cinch speaker binding posts that easily but securely attach the speaker cables to prevent them from coming loose and possibly causing a short; the binding posts are also gold-plated to prevent corrosion and ensure a quality signal is sent over your speaker cables to your speakers
- A discrete, eight-band tone control that allows for advanced manual analog adjustment of your favorite recordings
- High Drive headphone amplifier with Headphone Crossfeed Director (HXD) which can bring an added dimension to headphone listening
- Power Control to send power on/off signals to connected McIntosh components for easy system power up and shutdown
- Doubling of filter capacity compared to our other integrated amplifiers for even better low frequency performance
- The latest audio-grade circuit components to deliver the best sound possible
- Powerful control microprocessors to improve overall system operation
- Easy operation via front panel controls or the included comprehensive remote control
The entire unit is wrapped in the classic McIntosh aesthetic with a pair of blue watt meters, a black glass front panel, rotary control knobs, illuminated logo, aluminum end caps with built-in handles and a beautiful stainless steel chassis polished to a mirror finish.
The MA12000 can be paired with a variety of turntablesCD playersmusic streamers, and speakers. Contact your local dealer to learn more.
- The HDMI (ARC) input will only play audio from a compatible TV. It will not pass video to or from a TV, or play audio from any non-TV source.
The terms HDMI, HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. Dolby is a registered trademark of Dolby Laboratories. DTS, DTS-HD, the Symbol, & DTS or DTS-HD and the Symbol together are registered trademarks of DTS, Inc. © DTS, Inc. All Rights Reserved.
Verified Dealers
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Authorized dealers for McIntosh Labs MA12000 2-Channel Hybrid Integrated Amplifier
- Absoulute Audio plus Video — in-store — Aiken, South Carolina, United States (website)
- Holt Hill — online and in-store — Andover, Massachusetts, United States (website)
- Resolution A/V — in-store — New York City, New York, United States (website)
- A Tube High Fidelity — online and in-store — Almere, Flevoland, Netherlands (website)
- Abt Electronics — online and in-store — Glenview, Illinois, United States (website)
- Acoustic Designs Inc. — in-store — Scottsdale, Arizona, United States (website)
- Advance Audio — in-store — Wichita, Kansas, United States (website)
- Ahead Stereo — in-store — Los Angeles, California, United States (website)
- Ajasom — online and in-store — Amadora, Lisboa, Portugal (website)
- Alen Audio — in-store — Extramurs, Comunidad Valenciana, Spain (website)
and 225 more verified dealers