Agilent/Keysight U2042XA

The Keysight U2042XA is a USB-powered average power sensor that measures RF power across 10 MHz to 6 GHz with a dynamic range of 96 dB and ±0.5 dB accuracy. It captures 50,000 readings per second with zero dead time, enabling real-time characterization of modulated, pulsed, and continuous wave signals without measurement gaps.

Technical Specifications

• Frequency range: 10 MHz to 6 GHz


• Power measurement range: −70 dBm to +26 dBm


• Dynamic range: 96 dB


• Measurement accuracy: ±0.5 dB


• Measurement speed: 50,000 readings per second


• Measurement modes: Peak, Average, Peak-to-Average Power, Time-gated, Free Run


• Pulse parameter measurements: 20 automatic parameters including rise/fall time, duty cycle, and pulse width


• Zero dead time in real-time measurement ensures continuous pulse capture


• Internal zero and automatic calibration to reduce measurement uncertainty


• Connector: N-type (male)


• Operating temperature: 0 to 55°C


• Dimensions: 168 mm (L) × 46 mm (W) × 35 mm (H)

Key Features

• Time-selectivity function provides full dynamic range for average and time-selectivity average power measurements


• Supports modulated signals including LTE, LTE-Advanced (100 MHz bandwidth), and WLAN 802.11ac (80/160 MHz bandwidth)


• Measures both average and peak power across signal types


• USB 2.0 connectivity with USB-TMC compliance


• Powered directly from USB bus

Typical Applications

• High-throughput manufacturing environments requiring pulse-by-pulse measurement


• LTE and advanced wireless signal characterization


• Modulated signal analysis across multi-MHz bandwidths


• Pulsed power measurement in radar and communications test

Compatibility & Integration

• Includes BenchVue software license (BV0007B) for instrument control and data logging


• Instrument drivers available for LabVIEW, LabWindows/CVI, and Measurement Studio


• Compatible with Keysight BenchVue software ecosystem