The Keysight 11852B is an instrument-grade, 50-ohm type-N female to 75-ohm type-N male adapter. This product is also available in a 50-ohm type-N male to 75-ohm type-N female configuration.
Superior RF Performance
Insertion Loss: 5.7 dB, typical
Return Loss: > 27 dB
Electrical Length: 50.2 mm (1.98 in)
Overall Length: 60.1 mm (2.37 in)
Diameter: 22.0 mm (0.87 in)
Reference Plane to Reference Plane Length (nominal): 50.2 mm (1.98 in)