Agilent/Keysight L2056XA

The Agilent/Keysight L2056XA is a LAN-connected average power sensor delivering wide dynamic range measurement capability across microwave and millimeter-wave frequencies. Purpose-built for precision power characterization in manufacturing and laboratory environments, it combines fast real-time acquisition with zero dead time pulse measurement and internal calibration to minimize measurement uncertainty.

Technical Specifications

Frequency Range: 10 MHz to 54 GHz Power Measurement Range:

• −70 dBm to +20 dBm (10 MHz to 50 GHz)


• −70 dBm to +15 dBm (>50 GHz to 54 GHz) Measurement Speed: 50,000 readings/sec for real-time operation Sampling Rate:


• 20 Msample/sec for single-shot real-time capture


• 1 Msample/sec variable sampling mode Video Bandwidth: 5 MHz Memory: 1 M sample buffer for extended data logging Connector: 1.85 mm male

Key Features

• Real-time measurement with zero dead time for continuous pulse characterization


• Average mode with time-selectivity for full dynamic range operation


• Internal zero and automatic calibration functions


• Built-in radar and wireless presets (DME, GSM, EDGE, WCDMA, WLAN, LTE)


• Modulated signal measurement capability across entire frequency range


• Integrated trigger input/output connectors


• Keysight BenchVue software support (BV0007B license included) for automated test sequences without programming


• SCPI, IVI-COM, and IVI-C driver support


• 802.3at/802.3af Power over Ethernet compatible

Typical Applications Manufacturing test and characterization of RF/microwave devices, wireless system integration, radar signal validation, and modulated signal power measurement in laboratory and production environments.

Compatibility & Integration Member of the Keysight L2050/L2060 X-Series. Ships with 5 ft power sensor cable, 5 ft LAN cable (1.5 m), and two BNC-to-SMB trigger cables (50 Ω, 1.5 m each). LAN interface enables remote operation and integration into automated test systems.