Microphase Audio Design SAT MK3.3 | NEW! OUR CHEF D’ŒUVRE!
Microphase’s SAT MK3 is a compact monitor with a thrillingly airy treble, pin-sharp transients and an expansive soundstage that belies its size. Barry James Johnston found its spatial clarity, dynamics and instrument placement especially engaging, while the marine-grade birch cabinet and time-aligned three-way design give this distinctive speaker serious bespoke appeal.
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Nicely Roasted
Sound Quality
86/100
Build Quality
91/100
Value for Money
85/100
Pros
Exceptionally airy, extended treble delivers fine detail, realism and fast transient response.
Spacious imaging and vocal separation create a sense of scale that exceeds the compact cabinet.
Dynamics and instrument placement are engaging, particularly on rhythm-led material.
Marine-grade birch construction, Mundorf crossover parts and time-aligned tweeter support a refined, distinctive build.
Cons
Lower frequencies roll off around 100Hz; a capable subwoofer is strongly recommended for full-range weight.
A midrange dip can make vocals and guitar sound cooler and less full-bodied than desired.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 86/100
The SAT MK3 is portrayed as an unusually open, spacious miniature monitor, with especially persuasive treble and imaging. Its leaner lower registers and a slight midrange dip mean it is best suited to a small room and benefits substantially from subwoofer support.
Bass
78/100
The reviewer heard a noticeable lower-frequency roll-off around 100Hz and felt that part of the sonic picture was missing without reinforcement. A subwoofer is described as essential, although the speaker integrates well with one and retains appealing openness for its compact format.
Mid
82/100
Midrange presentation is clear and airy, contributing to the speaker's immersive and spacious character. However, the reviewer noted a dip in this region, with guitar sounding a little cold and lacking some warmth and fullness.
Treble
93/100
High frequencies drew particularly strong praise for air, extension and transient precision. The reviewer found fine detail rendered with striking realism, helping give the speaker an exceptionally open presentation.
Soundstage Imaging
92/100
The SAT MK3 creates a generous sense of space and separation that the reviewer felt defied its small dimensions. Vocals were described as effortless and airy, while careful placement in a small listening room is said to be important to realizing this performance.
Dynamics
87/100
On Incubus's “Are You In?”, the speaker impressed with its handling of dynamic contrasts, spatial clarity and instrumental placement. The review offers less detail on high-level headroom, but finds its expressive delivery engaging.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
91/100
The cabinets use marine-grade birch plywood and a clear polyurethane finish, combining an intentionally industrial look with a rugged, refined feel. The reviewer also highlights the costly Mundorf-based crossover, time-aligned offset tweeter and bi-wire capability; long-term durability is not discussed.
Value for Money
85/100
The listed price is AU$4,895, including a five-year Australian warranty. The review does not directly compare the SAT MK3 with competing speakers or make a clear judgement on value at this price.
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Specifications
Manufacturer's Description — Microphase Audio Design
SAT MK3.3 | OUR CHEF D’ŒUVRE
Tentative specifications
3-way miniature monitor, with bi-wiring and time aligned tweeter in a marine grade birch plywood cabinet with a clear polyurethane finish
The main full range driver - 13cm - has a paper membrane and phase plug specially designed for us by AUDAX in France.
The back driver is a 17cm also from Audax with a paper cone specially assembled for MAD.
The tweeter is also from AUDAX, as in our SAT MK1
Dimensions : 180x250x250mm
Frequency response: 70Hz - 20KHz +/- 6 dB
Efficiency: 90dB/1W/1m
Phase: +/- 18 degrees from 20Hz to 40KHz
Impedance: Nominal 4 ohms
Crossover frequencies: 400Hz/12dB/oct, 4KHz/ 12dB/oct, Linkwitz-Riley phase alignment,
Power handling: 100W
- 3200 Euros/pair + freight and duties/taxes in Europe/🇬🇧
- 6270AUD - the 🇦🇺🇳🇿 price includes delivery and GST anywhere in Australia or New Zealand.
Estimated delivery: Four weeks at reception of deposit