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Atoll Electronique SDA200 Signature
STREAMER / DAC / INTEGRATED AMPLIFIER.
Our “All-in-one-un” SDA200 Signature is fully adapted to current needs related to the playback of dematerialised music files. Whether you’re listening to music in high-definition streaming, locally from your network, from a USB key, from a hard drive, via Bluetooth®, or your favourite internet radios, it has complete connectivity. Finally, the SDA200 Signature integrates a high-performance converter and the amplifier part of the IN200 Signature.
- 8 mm brushed aluminium front.
- Two 340 VA toroidal transformers (audio) + 2×4.5 VA.
- Total of capacitors: 65 800 µF.
- 2×120Wrms / 8Ω.
- MOS-FET dual push-pull power stage.
- High-quality, shielded MKP technology link capacitors.
- Filtering capacitors: 8 × 6800 μF high-quality, low ESR, designed explicitly for ATOLL.
- 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.
- A specific power supply is dedicated to the audio stages.
- A particular power supply is 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 a 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
Inputs
2 Analog inputs – 2 coaxial S/PDIF (PCM1792 24 bits/192 kHz).
2 Toslink optical S/PDIF inputs (24 bits/192 kHz PCM).
2 USB-A inputs (1 front and 1 rear).
1 RJ45 network socket.
1 Bluetooth® receiver (antenna).
Outputs
Speakers.
1 Pre-out output.
1 Coaxial S/PDIF output.
1 Toslink optical S/PDIF output.
1 Trigger output 12V.
1 Headphone output on the front panel (Ø 6,35 mm – 1/4″).
1 Wi-Fi antenna (802.11b/g/n).
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Atoll Electronique SDA200 Signature
The SDA200 Signature is a refined all-in-one streamer, DAC and integrated amplifier that pairs detailed, neutral musicality with surprising punch. Listeners will notice a neutral, detailed presentation with controlled, weighty bass, an involving midrange that renders voices accurately, and a sweeter, refined treble that extends into a wide, deep soundstage. Performance is driven by a Class‑AB power stage (120 W/ch) and a Burr‑Brown PCM1792A DAC, giving strong dynamics, timing and the ability to drive modestly demanding speakers without strain. Build quality reflects solid French engineering—10mm aluminium fascia, toroidal transformer and 65,800µF of reservoir capacitance—while the feature set includes network streaming (Tidal/Qobuz), front/rear USB, multiple digital inputs, a pre‑out and a digital output. The Ear Editor recommends it as a compelling single-box solution and excellent value.
Pros
- Neutral, well‑detailed sound with controlled bass, an involving midrange and refined treble that preserves the original mix.
- Generous dynamics and drive: the 120 W/ch Class‑AB amp delivers authority and timing, easily driving 85dB speakers.
- Extensive feature set and high‑quality digital front end — Burr‑Brown PCM1792A DAC, network streaming (Tidal/Qobuz), front/rear USB, pre‑out and digital output.
- Robust, well‑executed engineering: solid aluminium fascia, toroidal transformer and substantial reservoir capacitance for stable power delivery.
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Cons
- No native Apple AirPlay support at present, which may inconvenience some iOS users.
- Supplied remote is elongated and ergonomically challenging; front display is useful but not touch‑sensitive and album art appears small.
Sound Quality
92/100
Dynamics
92/100
With a Class-AB power stage rated 120 W/ch (8 Ω) and reviewers noting it drove 85dB Harbeths 'amply' and produced 'plenty of power' without strain, dynamics and headroom are strong. Comments about timing being 'commendable', feet tapping to rhythm, and the amp's ability to 'dig deep when required' justify a top-tier dynamics score for its power class.
Soundstage Imaging
91/100
The unit is reported to produce a 'lovely soundstage' with 'deliciously wide and deep soundstage' and 'pinpoint imaging' plus 'superb placement of performers'. The consistent mention of increased depth and height with settling supports a high score for imaging and spatial presentation.
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Build Quality
90/100
Physical construction is praised as 'solid French engineering' with a 10 mm aluminium fascia, 5-inch colour display and large control knobs; internals include a substantial power supply (2×340 VA audio) and 65,800 µF of capacitance. The weight and component choices, plus discrete zero-feedback preamp in Class A, indicate robust engineering and good thermal/power design.
Features Connectivity
94/100
Feature set is strong: onboard Burr-Brown PCM1792A DAC, Roon-ready streaming (firmware option), Tidal/Qobuz/Deezer and internet radio, multiple digital inputs (including front/rear USB), analogue inputs, headphone outlet and a pre-out plus digital output. The combination of DAC, network streaming, USB, multiple digital inputs and a headphone output places this well into the fully-featured tier.
Value for Money
93/100
The reviewer calls it 'astonishing' for the package at this price, labels it 'an audiophile bargain' and suggests 'Best Buy' status—strong, explicit praise for value. Given the combination of sound, features and build at the stated price, the product earns a high value score.
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