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Overview

McIntosh MC152 Stereo Power Amplifier Classic McIntosh Performance in a More Compact Amplifier

The McIntosh MC152 Stereo Power Amplifier delivers 150 watts per channel with the technology, build quality, and unmistakable design that define a McIntosh power amplifier—just in a more compact package.

As one of McIntosh's lower-powered solid-state stereo amplifiers, the MC152 is a great fit for systems that don't require massive output. Its slim 6-inch-tall chassis also makes it easier to accommodate where larger McIntosh amplifiers may simply be too big.

Don't mistake its size for a compromise in performance. With McIntosh Autoformers, Power Guard, balanced connectivity, and classic blue Watt meters, the MC152 is very much a traditional McIntosh amplifier.

150 Watts Into 2, 4 or 8 Ohms

The MC152 delivers 150 watts per channel, but what's particularly important is how that power is delivered.

McIntosh's output Autoformer technology allows the amplifier to provide its full rated 150 watts into 2, 4, or 8 Ohm speakers.

That gives the MC152 considerable flexibility when choosing loudspeakers. Rather than seeing its available output change dramatically with speaker impedance, the appropriate Autoformer connection allows the amplifier to deliver its rated power to a wide variety of designs.

It's one of the technologies that gives a McIntosh solid-state power amplifier its distinctive architecture.

The Right Amount of Power for Many Systems

Not every high-end audio system needs 300, 600, or 1,000 watts per channel.

For many speakers and listening rooms, 150 watts per channel is substantial power, providing plenty of headroom for dynamic music without moving into the size and weight of McIntosh's larger amplifiers.

That makes the MC152 especially attractive for medium-sized listening rooms, systems using reasonably efficient loudspeakers, or anyone who wants traditional McIntosh amplification in a more manageable package.

Its power and control allow it to move easily between delicate passages and large dynamic swings, making it equally comfortable with intimate acoustic recordings, rock, electronic music, or large-scale orchestral material.

A Great Option for Home Theater, Too

The MC152 isn't limited to two-channel music.

Its two identical 150-watt channels make it an excellent choice for powering a pair of speakers in a high-performance home theater.

For example, a larger multi-channel or three-channel McIntosh amplifier can handle the front soundstage while the MC152 provides dedicated amplification for surround channels.

This modular approach allows a theater to use the appropriate amplifier for each group of speakers rather than relying on a single amplifier to do everything.

Power Guard Protection

The MC152 incorporates McIntosh Power Guard technology to help protect both the amplifier and connected speakers.

Power Guard monitors the amplifier signal and helps prevent the harsh clipping that can occur when an amplifier is pushed beyond its available output.

Instead of allowing a severely clipped waveform to reach the speakers, the system intervenes to preserve cleaner operation and reduce the possibility of speaker damage.

It's especially useful when a system is being played loudly and the listener may not immediately realize the amplifier is approaching its limits.

Balanced and Unbalanced Inputs

Both balanced XLR and unbalanced RCA inputs are provided, making the MC152 easy to pair with a wide variety of preamplifiers.

Balanced connections are particularly useful in systems where the source equipment and power amplifier are separated by longer cable runs, while RCA inputs make integration with traditional unbalanced components straightforward.

McIntosh speaker binding posts provide a secure connection between the amplifier and loudspeakers.

Slimmer Chassis, Unmistakable McIntosh Design

At only 6 inches tall, the MC152 takes up noticeably less vertical space than many traditional McIntosh power amplifiers.

Visually, however, there's no mistaking what it is.

The black-glass front panel, silver end caps, illuminated McIntosh branding, and two large blue Watt meters give the MC152 the same visual identity as its much larger siblings.

Those meters provide real-time indication of amplifier output while giving the MC152 the appearance that has become synonymous with McIntosh power amplifiers.

The Grid's Take on the McIntosh MC152

The MC152 is proof that buying a McIntosh power amplifier doesn't automatically mean buying the biggest amplifier in the lineup.

For the right speakers and room, 150 watts per channel is more than enough—and the MC152 delivers those 150 watts into 2, 4, or 8 Ohms thanks to its Autoformers.

We particularly like it for someone who wants the full McIntosh experience—Autoformers, Power Guard, balanced inputs, blue meters, and the classic black-glass front panel—but doesn't need the power, physical size, or weight of the larger models.

It's also a smart building block for a McIntosh home theater, where a two-channel amplifier can be dedicated to a specific pair of surround speakers.

At The Grid HiFi & Home Theater, we can help determine whether the MC152 is the right match for your speakers and room and build a complete system around the appropriate McIntosh preamplifier, source components, and loudspeakers.

Specifications

Electronic Specifications

FTC Power Output Rating

150 W

Power Output per Channel

150 W into 2, 4 or 8 ohms

Number of Channels

2

Total Harmonic Distortion

0.005%

S/N below rated output

118dB Balanced

115dB Unbalanced

Dynamic Headroom

2.0dB

Damping Factor

>40 Wideband

Rated Power Band

20Hz to 20kHz

Frequency Response

+0, -0.25dB from 20Hz to 20kHz

+0, -3.0dB from 10Hz to 100kHz

Control

Remote Power Control

Yes

Multi-Channel DB25 Cable

No

General Specifications

Circuit Configuration

Push-Pull Complementary

Circuit Design

Solid State

Mono Bridge

No

Mono Parallel

No

Output Type

Autoformer™

Meters

Yes

Meter Light Switch

Yes

Balanced Input

1 Stereo

Front Panel

Glass

Illumination

LED Fiber Optic

Chassis Style

Enclosed Steel

Connectivity

Speaker Binding Post Type

Yes, New Style McIntosh

Weights & Dimensions

Unit Dimensions (W x H x D)

17-1/2" (44.45cm) x 6" (15.24cm) (including feet) x 21" (50.8cm) (including front panel and cables)

Unit Weight

75 lbs (34 kg)

Shipping Weight

85 lbs (38.6 kg)

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FAQs

Please read our FAQs page to find out more.

Do you price match?

Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.

Do you offer free shipping?

Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.

Where is your showroom?

We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.

Can I buy online without visiting the showroom?

Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.

Do you offer financing?

Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.

Do you install systems as well as sell equipment?

Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.

Do you provide support after installation?

Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.