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Musical Fidelity M6SI Dual Mono Integrated Amplifier - Silver [ex-demo]

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Musical Fidelity M6SI Dual Mono Integrated Amplifier - Silver [ex-demo]

Musical Fidelity

Country of origin: United Kingdom

Musical Fidelity M6SI Dual Mono Integrated Amplifier - Silver [ex-demo]
$3,990.00 $5,100.00
Save $1,110.00

Includes GST. 🚚 Free shipping on orders over $100 Australia wide at checkout.

Dual-mono integrated amplifier combines exceptional power with Musical Fidelity’s signature musicality and precision. Its fully discrete, symmetrical circuitry and massive toroidal transformer ensure ultra-low noise, high current delivery, and effortless control over demanding loudspeakers. Housed in a substantial, thermally optimized chassis, it offers both analog and digital inputs, including a high-quality MM phono stage, for a complete high-end audio solution.

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Colour:Silver
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Every order ships free to any address in Australia via fully tracked, insured delivery. You will receive a tracking link once ur order is dispatched so you can follow it the whole way. Estimated delivery is 1-4 business days.

We handle your warranty so you don't have to. If something isn't right, simply get in touch and we'll coordinate directly with the Austrailan importer for you on your behalf. Find out more.

Whether you're browsing or already unboxing, Geoff is available 7 days a week. From choosing the right system to setting up your new purchase, sound advice is always within reach. Contact Geoff today.

From setting up your turntable to designing your dream listening room, Heynow Care is our end-to-end service offering. Whatever your hi-fi needs, we can help you. Explore our services.
Description

M6si | Integrated Amplifier

The M6si is a new amplifier with incredible realism and emotional involvement.

At Musical Fidelity we think of the M6si as being a destination product. The M6si offers such excellent performance, facilities and power that unless you are seeking the most exotic high-end sound quality you would never need another amplifier. We believe it’s that good.

Internally, the M6si is configured as 2 independent monobloc power amps with a separate pre amp. It is, in fact, a pre amp with 2 monobloc power amps that just happen to share the same casework.

The M6si has 220wpc. It has very low distortion, outstanding noise ratio and extremely flat frequency response. Its inputs are phono (MM/MC), 4 line level, 1 balanced XLR and 1 USB ‘B’ up to 24bit 96kHz asynchronous.

The M6 combination of high power, high current and extraordinary stability means that it can drive any loudspeaker with ease.

In use it is hard to hear any practical difference between the M6si and other much more expensive amplifiers. In proper blind listening comparisons, the M6si performs incredibly well. If we sound rather enthusiastic it’s because we are.

We love the M6si and hope that you do too.

M6si In Brief

  • 220WPC
  • Excellent technical performance
  • Amazing load driving ability, unconditional stability will drive any loudspeaker
  • Wide range of useful inputs including asynchronous USB and switchable MM / MC Phono
  • Preamp output
  • Internally it is a separate preamp with two independent monobloc power amps; effectively a separates system in a box
  • Excellent, hunky build quality

Reviews

"Plays with irrepressible temperament, contour sharpness and verve"
Jürgen Schröder - Stereoplay 09/14

"For many people who are spending this kind of money, it's exactly what you're looking for." 
Watch the Video
Sean Fowler - Zero Fidelity 10/20

"The level of musicality and dynamic skills is impressive"
Michael Lang - Stereo 02/15

"The best mix of musicality, beauty and power is found in this noble amp"
Thomas Kirsche, Stefan Goedecke - AUDIO TEST 08/16

"The symbol of the integrated amplifier."
LowBeats 07/18

"A lot of sound, a lot of power, rich equipment"
Fono Forum 08/15

"Jackpot!"
Ingo Schulz - Fidelity 03/16

"Made with passion!"
Olaf Sturm - Hifi and Records 02/15

Tech Specs

Amplifier

Power output

220 Watts per channel into 8 Ohms

THD (+ noise)

<0.007 % typical 20Hz - 20 kHz

Signal to Noise Ratio

>107dB ‘A’ - weighted

Frequency Response

+0, –0.1dB, 10Hz to 20 kHz

Inputs

4x Line Level RCA

1x Line Level XLR Balanced

1x USB type ‘B’ connector - asynchronous data stream at up to 24-bit/96kHz

1 x switchable phono input

Trigger in

Phono Input

Sensitivity

3mV nominal (MM), 0.4mV nominal (MC)

Signal / noise ratio

>84dB ‘A’-weighted

Input impedance

47k Ohms (MM and MC)

Frequency response

RIAA/IEC ±0.5dB 20Hz-20kHz

Outputs

Trigger out

Fixed, line level output

Variable, preamp output

General

Dimensions - WxHxD (mm)

440 x 125 x 400

Weight (unpacked / packed)

16.6 kg/ 21.3 kg

Customer Reviews

User Reviews

Warranty Information
warranty shield 2 Years Warranty

We care about your experience with HeyNow Hi-Fi, and we’re here to make the warranty process as smooth as possible.

Your warranty is handled directly by the Australian importer. By submitting this form, we’ll coordinate the process for you and keep you updated every step of the way. Important: Shipping fees are not included as part of your warranty coverage.

If your HeyNow Hi-Fi purchase isn’t working as it should, click here to lodge a warranty claim.

Should you have any questions, feel free to contact us https://www.heynowhifi.com.au//pages/contact

Why Choose Musical Fidelity

Musical Fidelity is a British Hi-Fi manufacturer with a long-standing reputation for producing powerful, musically engaging amplifiers and source components designed around one simple philosophy — deliver big, effortless sound without unnecessary complication. Since the company’s beginnings in the 1980s, Musical Fidelity has developed a loyal following through products that combine strong engineering, substantial power delivery, and a highly enjoyable analogue-inspired presentation.

What makes Musical Fidelity particularly distinctive is the company’s focus on real-world amplifier performance and current delivery. Rather than chasing minimalist specifications or ultra-clinical presentation, Musical Fidelity products are engineered to sound expansive, confident, and highly musical across a broad range of loudspeakers and listening environments.

At HeyNow Hi-Fi, Musical Fidelity products consistently appeal to customers seeking amplifiers that combine authority, warmth, and strong system flexibility while still maintaining genuine high-end performance credentials. There is a sense of scale and ease to the sound that works beautifully with both digital and analogue systems.

Signature Design and Sound

Manufactured around substantial analogue amplifier platforms, Musical Fidelity products are engineered with oversized power supplies, high-current output stages, and strong emphasis on maintaining musical dynamics and tonal body even at lower listening levels.

The current B Series and M Series products in particular have attracted extremely strong international reviews for their ability to combine modern connectivity with the company’s traditional amplifier strengths. One especially useful feature within the newer range is the inclusion of HDMI eARC connectivity, allowing customers to integrate television audio directly into high-quality stereo systems without additional switching hardware or unnecessary complexity. For many customers, this creates a far more engaging alternative to conventional soundbars while maintaining proper Hi-Fi performance for music listening.

Musical Fidelity also continues to place strong emphasis on analogue integration, with many products incorporating high-quality DAC stages, moving magnet and moving coil phono preamplifiers, balanced connectivity, and substantial speaker-driving capability within highly versatile integrated amplifier platforms.

Sonically, Musical Fidelity products are known for their scale, warmth, and effortless dynamic presentation. The sound feels full-bodied and spacious, with strong bass authority, smooth tonal balance, and impressive long-term listenability. Rather than sounding overly sharp or analytical, the presentation remains inviting and highly musical while still preserving excellent detail retrieval and control.

Musical Fidelity Product Range

The Musical Fidelity range available through HeyNow Hi-Fi focuses primarily on the highly regarded B Series and M Series amplifiers, DACs, integrated amplifiers, and digital playback components designed for customers seeking strong amplifier performance together with modern system flexibility.

Products within the range combine substantial current delivery, refined analogue presentation, extensive connectivity, and practical integration features including HDMI eARC support, making them particularly attractive for modern stereo systems that integrate both music and television playback.

At HeyNow Hi-Fi, Geoff and his experienced system setup team provide assistance with speaker matching, television integration, analogue setup, streamer configuration, and complete system optimisation to ensure Musical Fidelity products perform at their full potential within each customer’s listening environment.

Explore the Musical Fidelity range:

CD Players

DAC's

Streamers

Turntables

Phono Pre-Amplifiers

Integrated Amplifiers

Power Amplifiers

Pre Amplifiers

Bookshelf Speakers

Power Conditioners

Explore Musical Fidelity

Featured Categories

AMPLIFIERS

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WHY CHOOSE HEYNOW HI-FI?

At HeyNow Hi-Fi, it's not just about the gear - it's about how it all comes together. With over 30 years of experience, Geoff provides personalised, expert advice to help you build a system that suits your music, your space, and listening style.

Whether you're starting from scratch, refining your set up, or upgrading your gear, Geoff is always happy to have a chat. Call or book a private consultation directly with Geoff today.

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