The UD-301-X is a compact USB DAC from the Reference 301 range, designed to fit seamlessly into even the smallest desktop spaces. Offering exceptional sound quality, it supports DSD128 and PCM 192 kHz / 32-bit content from PC/Mac, ensuring high-quality playback. The improved analog audio stage provides excellent sound reproduction for your hi-fi system, delivering an immersive listening experience.
In addition, the UD-301-X features an innovative CCLC headphone amplifier circuit, enabling it to function as a high-quality standalone headphone amplifier. This makes it an ideal solution for minimalist desktop setups, combining your computer, headphones, and the UD-301-X into a high-fidelity audio system.
Key Features
- Compact and low-profile design, perfect for tight desktop spaces.
- Supports playback of DSD128 (5.6MHz) and PCM 192kHz / 32-bit content from PC/Mac.
- Improved analog audio stage for superior sound quality.
- Innovative CCLC headphone amplifier circuit for high-grade headphone amplification.
- USB 2.0 asynchronous transfer mode ensures smooth and reliable data transmission.
- Ideal for use as a minimalist desktop audio system with a computer and headphones.
Technical Specifications
Specification |
Details |
Supported Formats |
DSD128 (5.6MHz), DSD64 (2.8MHz), PCM 16/24/32-bit (32k/44.1k/48k/88.2k/96k/176.4k/192kHz) |
USB Audio Input |
USB 2.0, Asynchronous Transfer Mode |
Coaxial Digital Input |
PCM 16/24-bit (32k/44.1k/48k/88.2k/96k/176.4k/192kHz) |
Optical Digital Input |
PCM 16/24-bit (32k/44.1k/48k/88.2k/96kHz) |
DAC |
BurrBrown PCM1795 × 2 |
Up-conversion |
Max 192kHz (On/Off selectable) |
Audio Inputs |
USB B-type × 1, Coaxial RCA Pin × 1, Optical TOS-link × 1 |
Audio Outputs |
Analog Balanced XLR 3-32 × 1 pair, Analog Unbalanced RCA Pin × 1 pair, Headphone 1/4" (6.3mm) stereo × 1 |
Power |
AC 230V, 50Hz (UK/Europe), Power Consumption 10W |
Dimensions |
8.5" × 2.4" × 9.4" / 215 × 61 × 238mm (W×H×D) |
Weight |
4.4 lbs. / 2.0kg |
Accessories |
Power cord, User Manual (including Warranty) |