Arcam ST25 streamer
The ARCAM ST25 is an all-new digital audio streamer expertly crafted in Cambridge, UK. Featuring a new ultra high-resolution streaming platform, ESS Hyperstream iV DAC architecture and a linear toroidal power supply, it delivers exceptional sound quality together with support for today's most popular music streaming services.
All-New High Resolution Music Streaming
The ST25 is an all-new digital audio player expertly crafted in Cambridge, UK.
Exquisite sound quality has been achieved through thoughtful engineering of a new 6-layer digital audio and streaming platform which includes a ground plane through the entire board to keep noise and interference away from the sensitive audio components. These components include the latest Hyperstream iV DAC topology from ESS, in a balanced configuration with advanced jitter elimination.
Sound quality is enhanced further with a new linear toroidal transformer power supply design that drives the entirety of the internal operation with lower noise, and a switching supply that only operates for peak efficiency when in standby.
Key Features
- All-new ultra high-resolution streaming platform – designed to deliver outstanding sound quality and user experience.
- ESS Hyperstream iV DAC – balanced DAC topology with advanced jitter elimination.
- Linear toroidal power supply – engineered for lower noise and enhanced sonic performance.
- 6.5-inch high-resolution display – clearly shows album artwork and playback metadata.
- Supports up to 32-bit / 384kHz Hi-Res Audio – for exceptional music playback quality.
- Apple AirPlay, Google Cast, Spotify Connect and TIDAL Connect – effortless streaming from leading music services.
- Roon Ready – ready for seamless integration with the Roon ecosystem.
- ARCAM Radia App – quick setup with Internet Radio, Podcasts and presets.
- Perfect partner for the ARCAM A25 – designed to complement the Radia integrated amplifier.
- Plastic-free packaging – designed with sustainability in mind.
Engineered for Outstanding Sound
The new digital audio and streaming platform uses a carefully engineered 6-layer board with a dedicated ground plane to minimise noise and interference. Combined with the latest ESS Hyperstream iV DAC architecture and advanced jitter elimination, it delivers exceptional sonic performance.
Modern Streaming Experience
Using the ARCAM Radia App, connecting the ST25 to your home Wi-Fi network is quick and straightforward. Once connected, enjoy instant playback using Apple AirPlay, Google Cast, Spotify Connect, TIDAL Connect and Roon, alongside Internet Radio and Podcasts.
The Perfect Hi-Fi Upgrade
The ARCAM ST25 is the ultimate high-resolution audio upgrade for any Hi-Fi system, especially when partnered with the ARCAM A25 integrated amplifier. The use of separate components with individual power supplies helps deliver outstanding musical performance.
| Type | Streamer / Network Audio Player |
| DAC | ESS Hyperstream iV (balanced configuration) |
| Supported Media | FLAC, WAV (LPCM), AAC, ALAC, AIFF, DSD (up to DSD256), MP3, MP4, OGG, WMA |
| Supported Bit Depth | 16, 24, 32-bit |
| Supported Sample Rates | Up to 384 kHz |
| Gapless Playback | Yes |
| Analogue Outputs | 1 × Stereo RCA |
| Digital Outputs | 1 × Coaxial (RCA), 1 × Optical (Toslink) |
| Streaming Services | Spotify Connect, TIDAL Connect, Qobuz Connect, Roon Ready |
| Works With | Apple AirPlay, Google Cast |
| ARCAM Radia Services | Internet Radio, Podcasts, UPnP, USB Media |
| Wireless Connectivity | Wi-Fi IEEE 802.11 a/b/g/n/ac/ax (2.4 GHz / 5 GHz) |
| Power Consumption | 15 W |
| Power Consumption (Eco Standby) | <0.5 W |
| Dimensions (W × D × H) | 432 × 329 × 99 mm |
| Weight | 5 kg |
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