SW1X DAC III Signature

SW1X Audio Design™ DAC III Signature Performance Level 3/4 D to A Converter

 

The Signature version of the DAC III is a limited edition version of the DAC III Special with Kaisei and Black Gate capacitors wherever possible and finest materials everywhere. Similar to the Special version, the DAC III Signature employs EL86 power tube output stage however unlike in DAC III Special, The Signture version is C-cored Super HiB signal output transformer de-coupled. All in all, DAC III Signature is simply the most refined, analogue & musical sounding performance level 3/4 DAC ever made directly connected to a SPDIF receiver.

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SW1X Audio Design™ DAC III Signature Features:

  • NOS (Non oversampling –zero digital domain filtering) design
  • Specially selected and harmonically matched component & material quality Performance level 3/4
  • The most refined, analogue & musical sounding performance level 3/4 DAC ever made directly connected to a SPDIF receiver
  • Dynamic Element Matching (DEM) of the TDA1541 is powered by an asynchronous E180F valve clock with EAA91 valve rectified power supply
  • Passive I/V conversion via a single specially selected resistor with the shortest signal path directly connected to the tube grid
  • Discrete transistor based shunt voltage regulated power supplies for the TDA1541 & SPDIF receiver
  • Super HiB transformer de-coupled 2 x EL86 power pentode (triode connected) SE valve output stagenode follower, zero feedback
  • 5R4 directly heated tube rectified CLC (choke filtered) power supply
  • Circuit is wired with of a specially selected copper (single strand or Litz)
  • Supports up to 24Bit/96kHz (optional up to 48 kHz only) digital coaxial S/PDIF signal input (USB input is optional, see in options below)
  • 3 x 110/115/230/240V AC EI grain orient M6 core mains transformers (HiB double C-core available as an option)

 

Note: Due to SW1X Audio Design’s ongoing research and development process, specifications are subject to change without notice.

 

 

Pictures of older DAC III Signture for reference of materials only.

20170609_185447

20170609_185426

20170609_190531

 

Specifications

Dimensions: Height (mm) 150 x Width (mm) 440 x Depth (mm) 400

Weight (kg): 20

Max Power Consumption (W): 23

Output Noise, Unweighted (mVrms): < 0.5

Output Impedance (Ohms): <20

Tube Compliment:  2 x EL86, 1 x 6N1P, 1 x 5R4/GZ32, 1 x E180F, 1 x EAA91

 

SW1X Audio Design Product Price List

 

Ordering

We do not recommend purchasing a key system component without first auditioning it carefully, which is why we have demonstration rooms and a flexible home loan policy.

However in certain situations it can be difficult for people to get to our showroom and for those instances we can offer our mail order service.

 

SW1X Audio Design™ DAC III Signature is available on custom built to order basis only

 

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