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Cswip 3.1 - Welding Inspector Wis5 (2017) - ID:5c915178487d1Cswip 3.1 - Welding Inspector Wis5 (2017) - ID:5c915178487d1. Course Note

Shunyata Research Sigma NR v2 Power Cord - The Absolute

Jan 01, 2021 · Jan 01st, 2021. A. A. A. The Sigma NR v2 power cord sits at the top of Shunyata Researchs new Reference Series of noise-reducing (NR) power cords, which also includes the new Alpha and Delta NRv2 models. These new offerings were developed using the same designs and technologies found in the top-of-the-line Shunyata Omega QR power cord.