About this gear
The Sigma NR is Shunyata's flagship noise-rejection power cable, engineered for ultra-low electromagnetic interference in critical listening environments. It targets perfectionist audiophiles where cable performance becomes as important as component selection.
About Shunyata Research
Shunyata Research occupies a fascinating position in the audio world — a power conditioning and cable company founded by a former military signals intelligence researcher that applies defence-grade noise reduction principles to high-fidelity audio. Founded in 1998 by Caelin Gabriel in Poulsbo, Washi...
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