The Well-Tempered Computer, an introduction to computer audio

Monday, May 30, 2011

PureAudio Lotus DAC1

A division of Vintage Audio Lab ("VALAB"), PureAudio's Lotus DAC1 uses top of the line AKM 4399 32-bit chip and is can accept up to 24/192 over its SPDIF and I2S inputs while USB is 24/96kHz capable.  Pricing is very competitive at circa US$600.


High grade parts usage:
  • Resistors used on audio circuit are Dale military precision metal film resistors. 
  • Wima mkp and Philips 036 electrolytical capacitors used for chips decouping. 
  • Japanese Rubacon capacitors used for main power filtering. 
  • 1n5062 diodes based rectifiers. 
  • SMD parts and profession circuit layput for high freqnency circuits to get best performance.
  • Matal can Sealed transformer to get lowest EMI interference. 


Digital Inputs:
USB - Support 16bit and 24bit 44.1K/48K/96K sampling rate (Native 24bit 96k supported, not by ASRC sample rate converter)

COAX、OPTICAL、AES/EBU、I2S - support 16bit and 24bit 44.1K/48K/88.2K/96K/176.4K/192K sampling rate