Andrew’s Burson Conductor 3 Reference with Bowers & Wilkins 705S2

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Sales Burson
December 23, 2021

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Bowers & Wilkins 705S2, Burson Conductor 3 Reference, Conductor 3, MOON 240i

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The System

Listening with

Bowers & Wilkins 705S2 · Speakers: passive 2-way standmount (25 mm Decoupled Carbon Dome tweeter-on-top, 6.5 in Continuum cone, Flowport) · discontinued

Impedance: 8 Ω (minimum 3.7 Ω)
Sensitivity: 88 dB (2.83 V / 1 m)
Frequency response: 50 Hz – 28 kHz (±3 dB); 45 Hz – 33 kHz (-6 dB)
Recommended amplifier power: 30 – 120 (into 8 Ω, unclipped programme)
Other: 9.3 kg; 407 mm high incl. tweeter

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Burson

Burson Conductor 3 Reference · DAC / headphone amplifier / preamp · discontinued

Output power (headphone): 16 Ω 7.5 W · 32 Ω 5 W · 100 Ω 1.75 W · 150 Ω 1.16 W · 300 Ω 0.58 W
Output impedance: 0.5 Ω (headphone); 1 Ω (pre out); 25 Ω (DAC out)
Output voltage: RCA 2 V (DAC out)
Gain: High / Medium / Low; dB not published
Inputs: 2x RCA; USB (XMOS; PCM to 768 kHz/32-bit, native DSD512); Toslink; coaxial; Bluetooth 5.0 aptX HD; microphone
Input impedance: 40 kΩ
Input sensitivity: line level
Outputs: RCA pre out; RCA DAC out; 2x 6.35 mm headphone
DAC / chipset: 2x ESS ES9038Q2M
Other: Model R180 (3R); SE only; THD <0.0015%; FR ±1 dB 0-58 kHz

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Also in the system

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.

^{[2] [3] [4]}

MOON 240i

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.