Burson Soloist 3X GT with Audeze LCD-5

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Hi, I have only just received the Soloist 3X GT. I have only read the reviews and owner experiences on Head Fi website. This is my first Burson product. Prior to this I used a Naim Headline2 powered by a Naim Hicap2 power supply. It was a difficult choice between all the myriad of products available. Actual product demos are often a waste of time without being able to hear it with your own equipment, so reviews and user experiences are important in the decision making process. I hope I am happy with it and there are no product quality control issues as experienced in the Headphonesty review.

The System

Listening with

Audeze LCD-5 · Headphones: open-back, planar magnetic, circumaural
  • Impedance: 14 Ω
  • Sensitivity: 90 dB/1mW (at Drum Reference Point) ≈ 108.5 dB/V (calc.)
  • Frequency response: 5 Hz – 50 kHz
  • Plugs / cables supplied: 2.5 m braided 4-pin XLR balanced cable; 4-pin XLR to 6.35 mm adapter; 6.35 to 3.5 mm adapter
  • Other: recommended power >500 mW (min >100 mW; max 5 W RMS);

Matching notes: At 14 Ω and 90 dB/mW, the LCD-5 is a low-impedance load, and a fairly demanding one: about 1.2 V (100 mW, 85 mA) for 110 dB SPL (calc.). Burson does not publish a 14 Ω rating for the Soloist 3X GT; its nearest published rating is 10 W XLR / 5 W SE into 16 Ω. The Soloist 3X GT’s 0.5 Ω headphone output impedance is 1/28 of the load. [1] [2] [3]

Burson

Burson Soloist 3X GT · Headphone amplifier / preamp (Class-A) · discontinued
  • Output power (XLR / SE): 16 Ω 10 W / 5 W · 32 Ω 8 W / 4 W · 100 Ω 3.8 W / 1.9 W · 300 Ω 1.3 W / 0.65 W · 600 Ω 0.64 W / 0.32 W
  • Output impedance: 0.5 Ω (headphone); 25 Ω (pre out)
  • Gain: High / Medium / Low; dB not published
  • Inputs: 2x XLR; 2x RCA; mic bypass
  • Input impedance: 35 kΩ
  • Input sensitivity: line level
  • Outputs: XLR + RCA pre out; RCA subwoofer out; 4-pin XLR + SE headphone
  • Other: Model R-120X (“GT3”); THD <0.0015%; FR ±1 dB 0-48 kHz

[2] [3]

Also in the system

dCS Rossini APEX

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. Audeze LCD-5: audeze.com
  2. Burson Soloist 3X GT product page
  3. Burson Soloist 3XGT User Manual V2.0 (Burson downloads)