Walter’s Burson V7 Opamp with Burson Conductor 3X Performance

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Definite upgrade over V6 Vivid

The System

Listening with

Burson Conductor 3X Performance · DAC / headphone amplifier / preamp · discontinued
  • Output power (XLR / SE): 16 Ω 6 W / 3 W · 32 Ω 3 W / 1.5 W · 100 Ω 1 W / 0.5 W · 150 Ω 0.66 W / 0.33 W · 300 Ω 0.33 W / 0.115 W
  • Output impedance: 0.5 Ω (headphone); 1 Ω (pre out); 25 Ω (DAC out)
  • Output voltage: RCA 2 V (DAC out) · XLR not published
  • Gain: High / Low; dB not published
  • Inputs: USB (XMOS; PCM to 768 kHz/32-bit, native DSD512); Toslink; Bluetooth 5.0 aptX HD; microphone
  • Input impedance: 39 kΩ
  • Outputs: XLR + RCA pre/DAC out; 6.35 mm + 4-pin XLR headphone
  • DAC / chipset: ESS ES9038Q2M (x1)
  • Other: Model M180X (3XP); THD <0.0015%; FR ±1 dB 0-58 kHz

[1] [2]

Burson

Burson V7 Opamp · Discrete opamp (single / dual)
  • Supply voltage: ±4 V min, ±15 V typ, ±16 V max (absolute maximum ratings table)
  • Gain-bandwidth product: 55 MHz (at 100 kHz)
  • Dual or single: dual and single (quiescent current 10 mA single and 20 mA dual, at ±15 V)
  • Package: 15.4 mm wide × 13.4 mm deep × 20 mm high; DIP8 connection (user manual)

[2]

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. Burson Conductor 3X Performance product page
  2. Burson Conductor 3X Performance User Manual V1.7 (Burson downloads)