Agilent/Keysight N9342CN (N9342C)

The Agilent/Keysight N9342C is a handheld spectrum analyzer engineered for field deployment, delivering benchtop-class RF performance in a portable, rugged package. Operating from 9 kHz to 7 GHz, it addresses installation, maintenance, spectrum monitoring, and on-site repair workflows with sensitivity and fast acquisition. The instrument combines a durable mechanical design with a backlit display and intuitive controls optimized for outdoor and challenging environments.

Technical Specifications

• General: 9 kHz to 7 GHz


• RF Input: 100 kHz to 7 GHz, tunable to 9 kHz


• Tracking Generator (Option TG7): 5 MHz to 7 GHz


• Cable and Antenna Test (Option CA7): 5 MHz to 6 GHz, extendable to 7 GHz with Option F7G RF Performance


• Displayed Average Noise Level (DANL): -164 dBm/Hz typical


• DANL at 500 MHz/3 GHz/6 GHz (1 Hz RBW): -146 dBm/-144 dBm/-142 dBm


• Full span sweep time (7 GHz): < 0.4 seconds


• Minimum sweep time: < 2 ms


• Resolution Bandwidth: 10 Hz to 3 MHz (1-3-10 sequence)


• Integrated 7 GHz preamplifier for enhanced low-level signal sensitivity

Key Features

• Modulation Analysis: AM/FM (Option AMA) and ASK/FSK (Option DMA) capability


• Power Measurements: Integrated support for Keysight U2000/U2020 series USB power sensors; Power Suite (Option PWS) includes Channel Power, Occupied Bandwidth, and Adjacent Channel Power Ratio


• Cable and Antenna Diagnostics: Built-in VSWR bridge with return loss, cable loss, and distance-to-fault measurements


• Scalar Network Analysis: RF source for scalar network analysis via Option TG7


• Time-Gated Sweep: Captures intermittent signal events and analyzes stability over time


• Task Planner: Automates test sequences, reducing setup overhead by up to 95%


• Channel Scanner (Option SCN): Multi-channel power measurement with data export


• Spectrum Monitor (Option SIM): Dedicated interference and spectrum monitoring applications

Typical Applications

• Field spectrum monitoring and interference detection


• Cable and antenna installation verification


• Transmitter and receiver maintenance


• Network and coverage troubleshooting


• Scalar network measurements via tracking generator option

Compatibility & Integration Accepts external USB power sensors from the Keysight U2000 and U2020 series for enhanced measurement accuracy in power applications.