Additional Features: Cable and Antenna Analyzer (CAT), Vector Network Analyzer (VNA) 30 kHz to 26.5 GHz Dynamic range: 100 dB CAT:  Distance-to-fault, return loss, cable loss VNA:  S11, S21, S22, S12, magnitude and phase Spectrum Analyzer 5 kHz to 26.5 GHz ± 0.6 dB amplitude accuracy, full band, over full temperature range of -10 to +55°C (14 to 131°F) Spur-free dynamic range: ≥ 105 dB Full-band tracking generator The Agilent N9918A Field Fox RF Analyzer is the world’s most integrated handheld instrument for wireless network installation and maintenance. It combines cable/antenna analysis, spectrum analysis, power meter measurements, vector network analysis, and a vector voltmeter into one rugged, compact, lightweight and weather-resistant package.