Berkeley Audio DesignAlpha DACusedBerkeley Audio Design Alpha DAC+MQAFor sale is Berkeley Audio Design Alpha DAC in very good condition with remote and user manual. Firmware was officially upgraded to V 3.0 with MQA. ($600 Value!) "The original Alpha DAC was a gr...2250.00

Berkeley Audio Design Alpha DAC+MQA [Expired]


no longer for sale

For sale is Berkeley Audio Design Alpha DAC in very good condition with remote and user manual. Firmware was officially upgraded to V 3.0 with MQA. ($600 Value!)


"The original Alpha DAC was a groundbreaking product, both in absolute performance and in its spectacular value."  —Robert Harley, The Absolute Sound, February 2012


Controls & Indicators:

  • Input selects AES, SPDIF or Toslink inputs
  • Lock LED indicates input signal lock 
  • HDCD LED indicates HDCD code detected
  • Phase sets absolute phase 
  • Invert LED indicates absolute phase inverted 
  • 3 digit LED display of Stereo/L/R attenuation, Sampling Rate and Filter type
  • ± controls set attenuation level and select Filter type 
  • Mode selects Stereo/L/R attenuation, Sampling Rate and Filter type display modes 
  • Dim selects multiple display brightness levels

Specifications:
  • Input sampling rate: 32kHz to 192kHz
  • Input word length: 24-bit
  • Two channel analog stereo outputs: XLR balanced and RCA unbalanced
  • Digital Inputs: AES - Single XLR 110Ω, SPDIF - BNC 75Ω, Toslink - Optical
  • HDCD decoding detects 16-bit flag at 44.1kHz or 24-bit flag at all sampling rates
  • Multiple digital filter options
  • Balanced analog output level: +18dBu maximum, +12dBu or lower recommended
  • Unbalanced analog output level: 3.25Vrms maximum, 2Vrms or lower recommended
  • Digital attenuation and balance control: 0.1dB/step with .05dB/step trim, 60dB range  
  • Frequency response at ≥ 88.2kHz sampling rates: ± 0.1dB from < 0.1Hz to 35 kHz, - 3dB at 59kHz 
  • for 176.4kHz and 192kHz sampling rates
  • Distortion at recommended levels: all products ≤ -120dBFS
  • THD+N at maximum level: < -110dBFS
  • Firmware field upgradeable through signal inputs
  • Enclosure dimensions: 1.75”H X 16.5”W x 10.4”D, 19” rack mount option
  • Mains power: 100/120/240VAC, 50/60Hz (internal switchable), IEC power input connector 
  • Power consumption: 25W, designed for continuous operation

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