Christoph’s Burson Conductor 3 with beyerdynamic T51p and AKG K702

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Great sound and build quality. Conductor 3 is the perfect choice to set up a minimalistic audiophile music system.

The System

Listening with

beyerdynamic T51p · Headphones: closed-back, dynamic, on-ear (portable) · discontinued
  • Impedance: 32 Ω
  • Sensitivity: 111 dB (reference not stated)
  • Frequency response: 10 Hz – 23 kHz
  • Plugs / cables supplied: 3.5 mm mini-jack cable with 6.35 mm adapter

[1]

AKG K702 · Headphones: open-back, dynamic, circumaural
  • Impedance: 62 Ω
  • Sensitivity: 105 dB SPL/V ≈ 92.9 dB/mW (calc.)
  • Frequency response: 10 Hz – 39.8 kHz
  • Plugs / cables supplied: detachable 3 m cable
  • Other: max input power 200 mW

[2]

Burson

Burson Conductor 3 · DAC / headphone amplifier / preamp family (Conductor 3 Performance / 3 Reference) · discontinued
  • Output impedance: 1 Ω (pre out); 25 Ω (DAC out); headphone 0.5 Ω (3R) / 0.6 Ω (3P)
  • Output voltage: RCA 2 V (DAC out)
  • Gain: High / Low (3P); High / Medium / Low (3R); dB not published
  • Inputs: USB (XMOS; PCM to 768 kHz/32-bit, native DSD512); Toslink; Bluetooth 5.0 aptX HD; microphone (3R adds 2x RCA analogue in + coaxial)
  • Outputs: RCA pre out; RCA DAC out; 6.35 mm headphone (SE only)
  • DAC / chipset: ESS ES9038Q2M (1x in 3P, 2x in 3R)
  • Other: 3P (M180): 4 W @16 Ω, 2 W @32, 0.64 W @100, 0.16 W @300; 1x ES9038Q2M; THD <0.0017%. 3R (R180): 7.5 W @16, 5 W @32, 1.75 W @100, 0.58 W @300; 2x ES9038Q2M; THD <0.0015%. Both FR ±1 dB 0-58 kHz.

[3] [4] [5]

Also in the system

AudioQuest Diamond USB

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. beyerdynamic T51p: archived page (web.archive.org)
  2. AKG K702: archived page (web.archive.org)
  3. Burson Conductor 3 product page (conductor-3 page, archived 2019)
  4. Burson Conductor 3 product page (conductor-3-performance page, archived 2020)
  5. Burson Conductor 3 References User Manual V1.6 (Burson downloads)