PS Audio Stellar M1200 Mono Amplifiers

Pair

The Stellar M1200 monoblock power amplifier combines the rich warmth and musicality of vacuum tubes with the jaw-dropping power and seemingly infinite headroom of a 1200 watt high-performance output stage. This extraordinary hybrid amplifier knows no limits. From the subtlest musical whisperings to the loudest crescendos an orchestra or rock band is capable of, Stellar M1200 never flinches. Regardless of your speaker’s power demands or limitations, enjoy the once unachievable uncompressed effortlessness afforded by this design. Pure musical bliss for any loudspeaker made, from the smallest to the biggest. Stellar.

PS Audio Stellar M1200 proved itself to be one hell of an amplifier when it was delivering the sound of all the pianos I auditioned What Hi-Fi?


Sale price$12,495.00
Colour: Black

Key features

ICE EDGE TECHNOLOGY

MONO POWER AMPLIFIER PAIR

ZERO-LOSS TUBE INPUT STAGE

600 WATTS PER CHANNEL 8Ω

Finishes Black & Silver

PS Audio Stellar M1200 Mono Amplifiers

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PS Audio Stellar M1200 Mono Amplifiers

The Stellar M1200 Mono Amplifier Pair is designed for listeners who want extraordinary power without sacrificing the warmth, detail, and musicality that make high-end audio truly engaging. Combining a Class-A 12AU7 vacuum tube input stage with an ultra-powerful ICE Edge Class D output stage, the M1200 brings together two very different amplifier technologies to deliver the best qualities of both.

With 600 watts into 8Ω and an astonishing 1,200 watts into 4Ω, the M1200 provides enormous headroom and effortless control, even when driving demanding loudspeakers. Its design focuses on eliminating the compression and strain that can occur when music becomes complex or reaches extreme dynamic levels.

Whether you're listening to delicate vocals, intimate acoustic recordings, large orchestral performances, or high-energy rock, the M1200 is engineered to remain composed and highly linear. The result is a powerful yet refined presentation with exceptional dynamics, clarity, warmth, and control.

For serious two-channel systems and demanding audiophiles, the M1200 offers a compelling combination of tube musicality, Class D efficiency, massive power, and virtually effortless performance.

PS Audio Stellar M1200 Mono Amplifiers

Massive 1,200-Watt Power for Effortless Performance

The Stellar M1200 delivers 600 watts per channel into 8Ω and 1,200 watts RMS into 4Ω, giving your speakers an enormous amount of available power and headroom. Even demanding speakers can reproduce large musical peaks and explosive crescendos without the amplifier sounding strained or compressed.

This tremendous power reserve allows the M1200 to handle everything from subtle musical passages to the most demanding orchestral and rock performances with exceptional composure. It is also stable for musical transients at 2Ω, making it an excellent choice for speakers with challenging impedance characteristics.

PS Audio Stellar M1200 Mono Amplifiers

Class-A 12AU7 Vacuum Tube Input for Rich Musicality

At the heart of the M1200 is a zero-feedback Class-A vacuum tube input stage featuring a carefully selected 12AU7 tube. This stage is designed to preserve the delicate information contained in the original music signal, including subtle overtones, ambience, transient detail, and spatial cues.

The result is the kind of rich, warm, and nuanced presentation traditionally associated with premium tube amplification. You get the emotional and musical character of a tube design while still benefiting from the enormous power and efficiency of a modern solid-state output stage.

PS Audio Stellar M1200 Mono Amplifiers

Hybrid Design Combines Tube Warmth, Class D Power

The M1200 combines two complementary technologies: a Class-A vacuum tube input stage for musical refinement and an advanced ICE Edge Class D output stage for power, efficiency, and control. This hybrid architecture is designed to deliver the strengths of both approaches rather than forcing you to choose between tube character and high-power solid-state performance.

The high-current MOSFET output stage provides excellent linearity, low distortion, high efficiency, and a powerful output capability. This makes the M1200 particularly attractive for listeners who want a highly musical amplifier without giving up serious power and speaker control.

PS Audio Stellar M1200 Mono Amplifiers

Designed to Minimize Sonic Compression

One of the M1200's biggest advantages is its focus on maintaining effortless dynamics without compression. Many amplifiers can begin to sound stressed when an orchestra becomes dense or a recording suddenly demands large amounts of power, causing the music to lose some of its natural impact.

The M1200's enormous power reserve and high-current output design are engineered to prevent this sense of strain. From quiet details to explosive crescendos, the amplifier is designed to maintain its sonic character and deliver music with greater freedom, scale, and realism.

PS Audio Stellar M1200 Mono Amplifiers

Exceptional Speaker Control with High Damping Factor

With a damping factor of more than 1,100 into 8Ω, the M1200 provides extremely strong control over the connected loudspeakers. This helps the amplifier maintain authority over the speaker drivers, contributing to tight, controlled bass and precise musical reproduction.

Its low output impedance and powerful current capability make it suitable for a wide variety of loudspeakers, including large and demanding designs. Whether you're building a high-end stereo system or powering speakers that require substantial amplification, the M1200 offers the control and headroom needed for confident performance.

PS Audio Stellar M1200 Mono Amplifiers

Premium Connectivity and High-End System Integration

The M1200 is equipped with both RCA single-ended and true balanced XLR inputs, allowing it to integrate easily into a wide range of high-end audio systems. Balanced XLR connectivity is particularly useful for compatible preamplifiers and sources where low-noise signal transmission is important.

It also includes dual copper-plated output posts, a front-panel standby button, and a 12V trigger input for convenient system integration. With relatively low heat production compared with traditional high-power Class A amplifiers, the M1200 delivers huge performance while remaining practical for everyday high-end listening.

PS Audio Stellar M1200 Mono Amplifiers
PS Audio Stellar M1200 proved itself to be one hell of an amplifier when it was delivering the sound of all the pianos I auditioned

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