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About the Reference CD9SE
The Audio Research Reference CD9SE is a high-end CD player and digital-to-analog converter (DAC) that combines a super high-resolution compact disc player with a state-of-the-art DAC. It features four digital inputs: USB 2.0HS, AES/EBU, RCA, and Toslink, all supporting up to 24-bit/192kHz resolution. The player retains the Philips PRO2R transport mechanism, renowned for its superior CD playback. The DAC section uses quad 24-bit DACs running in mono mode with dual master oscillators for different sample rates, and offers selectable sample rate conversion and digital filters (fast or slow rolloff). The analog output stage is vacuum tube based, using four 6H30 dual-triodes and vacuum-tube power supply regulation with a 6550WE tube. Outputs include balanced XLR and single-ended RCA, plus digital outputs (AES/EBU and BNC). Sonically, it is praised for its musicality, transparency, speed, dynamic range, and timing, delivering a captivating and high-definition listening experience. The unit measures 19" wide, 5.25" high, and 15.375" deep, weighs 33 lbs, and consumes up to 120 watts of power.
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