Three Types of Cobra Cables (that I know of) updated 4/Sep/2021
Three versions of Polk/Monitor Cobra cables The following table summarizes physical and electrical properties of the three versions of Polk Audio, Monitor Audio branded and non-branded (SHF-SP/Super Speaker Cables). Photo 1 : At the Top Monitor Audio (flat ribbon), middle Oval (like USB type C) and bottom Round (Polk Audio) versions. Names/Labels Polk Audio Cobra or None Monitor Audio Super or None SHF SP Super Speaker or None Picture Photo 1- bottom Photo 1-top Photo 1- middle Cross section Round Flat ribbon Oval (like USB Type C) Sectional diagram Fig 1 Fig 2 Fig 3 Dimensions (mm) (Outer) Diameter 7.3 mm 11 x 2.2 mm 9.8 x 3.2 mm No of strands 12x6 (72) Copper and 12x6 (72) Green Damper Black foam or Clear Silicon...