US$ 12.92
the absence of an air gap typically means toroids have an 8:1 reduction of acoustic noise
During the review Chris Connaker states:
NAD starts by getting these things precisely right and advances from there
a Samarium Cobalt magnet and Boron cantilever
Audience Au24 SX Subwoofer Interconnect Cable Category--Phono Stages the absence of an airAu24 SX audio cables represent the biggest transformation in cable performance ever achieved by Audience. They are notably more transparent, dynamic, more resolved and have greater weight and authority which users find immediately noticeable. There are many reasons for the improvement, including the use of purer OCC copper (now six nines) and higher quality XLPE dielectric insulation as well as tweaking of geometry as compared to the historic lines of
US$ 12.92
US$ 524.50
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US$ 67.00
US$ 147.50