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Saturday, August 27, 2011

Asus launches Hi-Fi USB headphone amplifier


Taiwan-based Asus has launched its first hi-fi USB digital-to-analog converter (DAC), the Xonar Essence One. TheUSB DAC with the world's first 8x symmetrical upsampling technology, also features a 120dB signal-to-noise ratio (SNR), audiophile-class headphone AMP and eleven operational amplifier (op-amp) design for tonal customization.

The average SNR, of other USB DACs is about 110dB, but with an extremely high 120dB SNR, the Xonar Essence One provides audiophiles with clearer sounds, enabling minute sound details to be heard while significantly reducing noise levels, calims the company release.

Xonar Essence One features a fully swappable op-amp design. An op-amp is the key part in a DAC that amplifies the analog signal and affects tonal characteristics, such as darkness or brightness of sound or the overall sound image