Brand Name Justification for Keysight Technologies Spectrum Analyzer - SOLE SOURCE

Qty 1 - N9918B-A6J-ANSI Z540-1-1994 Calibration; Qty 1 - KT-N9918B-26.5 GHz FieldFox MicrowaveAnalyzer; Qty 1 - N9918BU-210 - Vector network analyzer transmission/reflection; Qty 1 - N9918BU-211 - Vector network analyzer full 2-port S-parameters; Qty 1 - N9918BU-233 - Spectrum analyzer; N9918BU-235 - Pre-amplifier.