Clear USB Performance Cardas Clear USB is a musically neutral cable and sounds the same at any usable length. Clear USB is optimized for constant transfer impedance rather than a full wave characteristic impedance. Standard Terminations: USB A to B Design/Construction Conductors: Matched Propagation Kevlar core, ultra fine Grade 1, 99.9999% pure oxygen free copper with SPN clear coat (Litz), gauge sizes scaled to Golden Ratio proportions. Cross-field layer geometry, insulated in ultra thin extruded PTFE jacket. Geometry: Asymmetrical star-quad 4. Signal carrying conductors are a shielded twisted pair. Power and signal conductors are bound with PFA tape. Final shield is aluminum/mylar, tin plated copper and magnet wire. Outer jacket is TPR.

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