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Atoll Electronique ST200 Signature
STREAMER / DAC
Whether it’s listening to high-definition streaming music, locally from your network, from a USB key, a hard drive, via Bluetooth®, or via your favourite internet radios, our network playerST200 Signature is totally adapted to the current needs related to the reading of dematerialized music files. It embeds a high-performance converter and can be used as a pure source or as a preamplifier.
- 8 mm brushed aluminium front.
- 1×30 VA linear transformer + 1×10 VA low-noise linear transformer (audio).
- Total of capacitors: 27 000 µF.
- ESA series CLARITY CAP audio MKP link capacitors.
- BURR-BROWN PCM1792A converter:
– Dynamic: 129 dB.
– Signal/Noise ratio: 129 dB. - 5″ TFT LED colour graphic display (800*480).
- Discrete component audio stages without negative feedback in pure Class A.
- Analogue volume management (switched resistors) that can be bypassed.
- Specific power supply dedicated to the audio stages.
- Specific power supply dedicated to the analogue digital audio converter.
- Accepted resolutions: PCM up to 24 bits/192 kHz and DSD64 and DSD128.
- Playback of audio files present on the network (DLNA and UPnP compatible) in wired.
- RJ45 or Wifi connection.
- Display of names, tags, resolutions and album covers.
- “Gapless” system (no cut between pieces).
- Ability to create playlists.
- USB-A file systems: FAT32, NTFS, EXT2/3/4.
- ATOLL “streamer” remote control supplied as standard.
- ATOLL Signature 2” App (Android and IOS).
CONNECTIVITY
Audio inputs
2 Stereo line inputs.
4 Digital inputs: 2 Coaxial, 2 Optical Toslink.
1 Bluetooth®.
2 USB-A inputs (1 front, 1 rear).
Audio outputs
1 Stereo line output.
2 Digital outputs: 1 Coaxial, 1 Optical Toslink.
Various
1 RJ45 input (network).
1 Trigger output (12V).
1 WIFI antenna (802.11b/g/n).
1 Bluetooth® antenna.
WATT RECOMMENDS
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Professional Reviews 86/100
Nicely Roasted
Sound Quality
88/100
Build Quality
85/100
Features Usability
84/100
Value for Money
85/100
The ST200 Signature delivers a polished, musically engaging streamer/DAC with solid construction and a practical feature set, including a color screen, remote control, and preamp mode. Alpha Audio praises its sober design and useful app support for Tidal, Qobuz, and Deezer, making it a refined all-rounder for focused streaming systems.
What Reviewers Are Saying
Pros
Solid construction and understated, premium-feeling design.
Useful streaming app support for Tidal, Qobuz, and Deezer, plus preamp functionality.
Color screen and remote improve day-to-day usability.
&
Cons
Not Roon Ready, which limits appeal for Roon-based setups.
Spotify support is missing from the native app ecosystem.
SOUND QUALITY PERFORMANCE 88/100
Reviewers describe the ST200 Signature as having style and panache, suggesting a lively and engaging presentation rather than a bland or mechanical one. The review material here is fairly limited on deep sonic specifics, but the language points to a polished, confident sound that feels musically satisfying.
Tonal Balance Musicality
89/100
The reviewer’s 'style and panache' comment points to a presentation with musical flair and good flow. There is little evidence of hardness or sterility in the supplied text, but the detailed tonal character is not discussed at length.
Resolution Detail
86/100
The review excerpt does not go into fine-grained detail retrieval, layering, or separation. Still, the overall positive impression suggests the unit is competently revealing without drawing attention to any obvious softening or glare.
Digital Performance
87/100
The supplied review text gives no direct criticism of conversion, noise, or digital artifacts, and the product’s DAC-equipped design plus competent playback impressions suggest a well-handled digital stage. The evidence is not explicit enough to claim standout digital brilliance, but it sounds clean and assured.
FEATURES USABILITY PERFORMANCE 84/100
The feature set is practical rather than expansive: Atoll’s own Signature app includes Tidal, Qobuz, and Deezer, the unit can also serve as a preamp, and it includes a remote plus a color screen. The same review notes that it is not Roon Ready, so the convenience story is good but not especially broad or universally complete.
Streaming Software
84/100
The proprietary Signature app gets credit for supporting major services like Tidal, Qobuz, and Deezer, which makes daily use straightforward for many listeners. The review does not describe the app as especially advanced or best-in-class, and the lack of Roon Ready support keeps expectations sensible.
Features Connectivity
83/100
Useful extras include preamp capability, remote control, and a color screen, all of which improve real-world flexibility. Beyond those core advantages, the review does not present a particularly broad or unusually versatile connection story.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
85/100
Reviewers explicitly call out the 'sober look and solid construction' typical of Atoll components, which supports a clearly positive view of the chassis and overall physical execution. At the same time, the evidence here is brief and does not go much beyond that general praise, so there is little basis for calling it exceptional.
Value for Money
85/100
The review frames the ST200 Signature as sitting in a 'very interesting price segment,' which suggests the asking price is competitive enough to merit attention without being a slam-dunk bargain. None of the supplied comments call it overpriced or especially exceptional value, so it reads as reasonably priced for its class rather than a standout deal.
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Authorized dealers for Atoll Electronique ST200 Signature
- A Tube High Fidelity — in-store — Almere, Flevoland, Netherlands (website)
- Absolute Audio - Canada — in-store — Calgary, Alberta, Canada (website)
- Akustik Strauss — in-store — Garmisch-Partenkirchen, Bayern, Germany (website)
- Alpha High End — online and in-store — Brasschaat, Vlaams Gewest, Belgium (website)
- AM Audio Design — in-store — Beauvais, Hauts-de-France, France (website)
- Ambiance Concert — in-store — Angers, Pays de la Loire, France (website)
- Ars Antiqua Audio — in-store — Boadilla del Monte, Comunidad de Madrid, Spain (website)
- Art Sonique — France (website)
- Audio Alternative — online and in-store — Fort Collins, Colorado, United States (website)
- Audio Ark — in-store — Edmonton, Alberta, United States (website)
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