Keysight 11904D Metrology Grade Adapter: 2.4 mm (f) to 3.5 mm (m), 26.5 GHz, 21.8 mm, 11900 Series
Keysight N9918B FieldFox Handheld Microwave Analyzer: 26.5 GHz, 3.5 mm(m), N991xB Series, Vector Network Analysis, Spectrum Analysis, Cable and Antenna Test