Gerald’s Burson V5i Opamp with xDuoo XD-05

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Post Info

It was very straightforward to install. I did not have the issue with the high gain setting reported by the others. Will let the set up run awhile before making up my mind about the sound. Promising!

The System

Listening with

xDuoo XD-05 · DAC / headphone amp: portable DAC / headphone amp (battery) · discontinued
  • Frequency response: amp 10 Hz – 100 kHz (±0.5 dB); USB/SPDIF 20 Hz – 20 kHz (±0.5 dB)
  • Output power (headphone): 32 Ω 0.5 W
  • Output impedance: not published
  • Gain: +3 / +6 / +15 dB; bass boost 0 / +6 dB
  • Inputs: USB (PCM 384 kHz/32-bit, DSD256); optical; coaxial; aux
  • Outputs: 3.5 mm headphone
  • DAC / chipset: AKM AK4490; XMOS XS1-U8A-64; Cirrus CS8422
  • Other: S/N 112 dB; distortion 0.0025% (1 kHz); headphone range 8-300 Ω; OPA + dual BUF634 output

[1]

Burson

Burson V5i Opamp · Discrete opamp (single / dual) · current
  • Supply voltage: ±5 V / 10 VDC to ±16 V / 32 VDC (absolute maximum)
  • Gain-bandwidth product: 50 MHz (at 100 kHz)
  • Dual or single: dual and single
  • Package: 11 mm wide × 11 mm deep × 7.3 mm high

[2] [3]

Specs from manufacturer data unless a source below says otherwise. “calc.” values are worked out from those figures (V = √(P × R); 110 dB SPL used as a loud reference level). Gear listed without specs is not in our spec library yet.

  1. xDuoo XD-05: archived page (web.archive.org)
  2. Burson V5i Opamp datasheet V1.0
  3. Burson V5i Opamp product page