The Keysight 11500E is a 61 cm (24 in) 3.5-mm male to 3.5 mm male cable assembly with a frequency range of dc to 26.5 GHz. When paired with the 1250-1744 3.5 mm (f) to type-N (m) adapter, this cable makes a suitable test port cable for network analyzers with type-N connectors.