Acoustic Research UA1 USB DAC / Headphone Amplifier

The Acoustic Research UA1 USB DAC is a simple upgrade that brings high fidelity high definition audio to a Windows or Mac OS X computer. Through the flagship grade Burr-brown PCM1794A DAC and top tier gold plated brass output connectors, your computer immediately turn into a reference class audio source.

With the high performance built-in headphone amplifier, it is capable to unleash the full potential of your high end headphones without the need for an external headphone amplifier. Audiophile music player software for Windows / Mac OS X has been included for playing audiophile formats including, but not limited to FLAC, DSD 64/128, and DXD. This is the all-in-one product you need to enable full audiophile music experience on your computer.

The 24/192 UA1 is an outstanding new DAC, designed to upgrade the sound from any computer to deliver genuine High-Definition audio quality and play virtually any HD audio file, it even comes with a free copy of the expensive JRiver Media Centre software for Mac and Windows.

As a portable DAC, the UA1 is USB host-powered so needs no mains supply. The specifically engineered headphone amp is one of the most powerful available on any device like this and is able to drive serious headphones to their full capability.

The wide range of file formats playable includes - WAV, AIFF, ALAC, FLAC, DSD64/DSD128 and DXD (Player software included).

Features:

• Analogue outputs for music playback through any Hi-Fi or Active speaker
• Integrated high quality high-power headphone amplifier to directly drive virtually any high-end headphones
• Integrated high-precision volume control
• Headphone Power (THD < 0.01%) / 32 ohms 400mW + 400 mW / 300 ohms 43mW + 43mW
• Full copy of J-river Media Center for Windows or Mac included 

Specifications:

• Acoustic Research M-Class D/A and Power Design
• Genuine lossless path support 16-bit 44.1kHz to 24-bit 192kHz
• Isolated digital and analogue circuits
• Burr-Brown PCM1794A flag-ship class DAC
• Burr-Brown OPA2134 current/voltage line out driver
• Texas Instrument TPA6120A2 headphones amplifier
• Dual High Precision Oscillator
• Accurate clock for 44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz
• Audiophile grade capacitor and connectors
• High quality capacitors
• High quality ALPS analogue volume control
• High quality gold plated brass RCA connectors