

Atoll ST300 Signature Streamer-PREAMP
ATOLL ST300 SIGNATURE: £3000
The ST300 Signature Streamer offers a versatile and high-performance solution for modern digital music playback. It combines advanced features with exceptional sound quality and is designed for high-definition streaming, local network playback, USB drives, hard drives, Bluetooth®, and internet radio. It can be used as both a pure source and a preamplifier.
Key Features:
Design & Build:
8 mm brushed aluminium front panel.
Total capacitors: 69,000 µF, with ESA series CLARITY CAP MKP audio capacitors.
Dedicated 10 VA low-noise linear transformer for audio stages.
Audio Performance:
Dual Burr-Brown PCM1792 converters with:
132 dB dynamic range.
132 dB signal-to-noise ratio.
Discrete Class A preamp stages with no negative feedback.
Analog volume management using switched resistors, bypassable for pure output.
Dedicated power supplies for audio stages and analog-digital converters.
Digital & Streaming Capabilities:
Supports PCM resolutions up to 24 bits/192 kHz and DSD64/DSD128.
Compatible with DLNA and UPnP over wired RJ45 or WiFi connections.
“Gapless” playback and playlist creation.
Displays track details, album art, and metadata.
Interface & Control:
5″ TFT LED color graphic display (800×480).
USB-A compatibility with FAT32, NTFS, EXT2/3/4 file systems.
Controlled via the ATOLL “Signature 2” app (Android & iOS) or included remote control.
The ST300 Signature is an all-encompassing solution for audiophiles seeking unmatched streaming flexibility and sonic excellence.
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 RCA output
1 Stereo line XLR output
2 Digital outputs: 1 Coaxial, 1 Optical Toslink
Various
1 RJ45 input (network).
1 Trigger output (12V).
1 WIFI antenna.
1 Bluetooth® antenna.
ROON
COMPATIBILITY
The ST300 Signature Streamer is fully compatible with Roon, offering seamless integration for high-quality audio, advanced music management, and intuitive control. Enjoy rich metadata, enhanced browsing, and effortless playback of your music collection in high resolution.
External Controls
Network Playback: Compatible with DLNA and UPnP for seamless playback of audio files on your network via a wired (RJ45) or WiFi connection.
Metadata Display: Streamers show names, tags, resolutions, and album covers during playback.
Gapless Playback: Enjoy uninterrupted listening without breaks between tracks.
Playlist Management: Create and manage playlists directly through the device interface.
Third-Party App Integration: Control your streamer externally through applications like Qobuz and Audirvana using the RTSP protocol.
Supported File Formats
File Types: Compatible with MQA, DSF, LPCM, FLAC, ALAC, AIFF, WMA, OGG, WAV, AAC, and MP3 formats.
High-Resolution Support: Accepts PCM up to 24-bit/192 kHz and DSD64/128.
USB-A File Systems: Compatible with FAT32, NTFS, and EXT2/3/4 formats for external storage devices.
Streaming Services
Built-In Streaming Platforms: Enjoy direct integration with Qobuz, Tidal, Tidal Connect, Deezer, Spotify, and HighResAudio through the ATOLL Signature app.
Spotify Connect: Control playback using your phone, tablet, or computer. After logging in once, access all Spotify account features effortlessly.
Tidal Connect: Stream high-quality, lossless music directly from the Tidal app to your Atoll streamer.
Internet Radio:
Access over 100,000 internet radio stations and podcasts via the Airable system.
Stream in HD through WiFi or Ethernet (RJ45).
View station logos, song titles, artists, and resolution details.
Save your favorite stations for quick access in a personalized "Favorites" menu.
ATOLL Signature 2 app
ATOLL Signature 2 is an updated application designed to control Atoll Signature network players. It features a user-friendly and ergonomic interface, along with appealing functionalities that enhance your browsing and listening experience. With the ATOLL Signature 2 application, you can manage your music from anywhere in your home. Available for free, it is the perfect complement to Signature network players. You can download it from Google Play and the App Store, and it is compatible with all your smart devices.
ST300 SIG SPECIFICATIONS
Power:
30 + 10 + 10 VA
Total of capacitors:
69 000 µF
Output impedance:
5,6 Ω
Output stages:
4 discrete non-feedback stages
Dynamic:
132 dB
Maximum input level:
3,5 Vrms
Output level:
2,0 Vrms
Signal/Noise ratio:
132 dB
Distortion at 1 kHz:
0,0004%
Bandwidth:
5 Hz – 20 kHz
Rising time:
1,5 µs
Digital/analogue converter:
2× Burr-Brown PCM1792, 24 bits/192 kHz
Dimensions:
440×284×95 mm
Weight:
7 Kg
FINISHES:
Anodised Black, Natural Aluminium
warranty:
2 Years