Progression Preamplifier vs Vitus Audio SD-025 Mk.II
The SD-025 Mk.II's signal-to-noise is 110 dB against the Progression Preamplifier's 95 dB and its thd 0.010% against 0.018%. Both share bit depth (24-bit) and max sample rate (192 kHz).
AI-generated product photo — not official manufacturer imagery.
AmplifiersPre-AmplifiersDACsStreamers
Estimated price (community-sourced)
$32,998
Around — community and catalog average, updates slowly
About the Progression Preamplifier
The Dan D’Agostino Progression Preamplifier is a fully balanced, solid-state line preamplifier with optional DAC streaming module support. It is currently listed by the manufacturer, so it is not no longer manufactured.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 24-bit
- Max Sample Rate
- 192 kHz
- MQA Support
- Yes
Analog Output
Analog signal output specifications
- THD
- 0.018%
- SNR
- 95 dB
Connectivity
Input and output connections
- Wi-Fi
- No
- Ethernet
- Yes
- Digital Inputs
- SPDIF coaxial, Optical, USB, RJ-45
Streaming Services
Supported streaming platforms and protocols
- AirPlay
- No
- Roon Ready
- Yes
- Spotify Connect
- Yes
- TIDAL Connect
- Yes
- Other Services
- Qobuz
Physical Dimensions
Size, weight, and appearance
- Available Colors
- silver, black
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions