SW1X DAC I Special

SW1X Audio Design™ DAC I Special Performance Level 1 D to A Converter with valve rectified power supply


On special request of our customers, we are proud to offer the DAC I at its full glory with choke filtered and indirectly heated valve rectified power supply.

Also available with USB interface, valve based USB to SPDIF converter (I2S directly connected on request) and SPDIF input.

This is a high end entry level solution to a musical, organic & analogue sounding digital setup- just add an analogue sounding digital transport and re-experience your collection of music.


SW1X Audio Design™ DAC I Special Features:


Optional Extras:

a) Audio Note Copper foil, mylar in Oil signal output decoupling capacitors

b) Audio Note 2W copper, non- magnetic, tantalum film resistors on plates of the output tube

c) the STD version of DAC II can be ordered with either US made 5687/E182CC or Soviet 6N6P

Premium 6N6P from the 60s or

Premium vintage NOS black plate Tung Sol 5687/E182CC output tube

d) semi directly heated vintage GZ34 type of tube (from the 60s) in the PSU

e) output wiring is normally 1 x pair in fine silver and other is copper (by default),

This way one can fine tune the sound by using either output.

optional is all silver or all copper wiring

f) Tubed clock USB input, powered by an separate transformer


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


What is different about the DACs of SW1X?


for Frequently Asked Questions (FAQ) click here

Reviews and customer’s feedback can be found here









Dimensions: Height (mm) 130 x Width (mm) 335x Depth (mm) 400

Weight (kg): 10.3

Max Power Consumption (W): 15

Output Noise, Unweighted (mVrms): < 0.5

Output Impedance (k Ohms): <1

Tube Compliment:  6N6P, 6X5GT


SW1X Audio Design™ DAC I Special is available on custom built to order basis only


SW1X Audio Design Product Price List



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.

For demonstration and ordering click here

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