Keysight (Agilent) E5071C ENA RF Network Analyzer

The Keysight E5071C ENA is a 2- or 4-port RF network analyzer designed for component and circuit characterization across research, development, and manufacturing workflows. It delivers dynamic range exceeding 123 dB with measurement speeds as fast as 5 ms per sweep, supporting frequency configurations from 9 kHz to 20 GHz. The instrument integrates advanced error correction, time-domain analysis, and harmonic measurement capabilities, making it suitable for wireless communication, automotive, semiconductor, and medical applications.

Technical Specifications

• Frequency Range: 9 kHz to 4.5 GHz, 6.5 GHz, 8.5 GHz, 14 GHz, or 20 GHz (configurable)


• Ports: 2 or 4 integrated ports; optional multiport configurations up to 22 ports via E5092A test set


• Dynamic Range: >123 dB (up to 130 dB typical)


• Output Power: −55 dBm to +10 dBm


• Trace Noise: 0.004 dB RMS at 70 kHz IFBW


• Noise Floor: −131 dBm


• Harmonic Content: −25 dBc


• Temperature Stability: 0.005 dB/°C


• Measurement Speed: 5 ms per 201-point sweep; 8 ms full 2-port calibration (401 points); 39 ms full 2-port calibration (1601 points)


• Display: 10.4-inch XGA color LCD with touch screen


• Power Supply: 90–132 V / 198–264 V, 47–63 Hz

Key Features

• Time-domain analysis (TDR) for transmission line and fixture characterization, with optional enhanced serial interconnect testing


• Frequency offset mode for harmonic and mixer measurements


• High-stability timebase option for improved long-term measurement confidence


• Built-in VBA programming environment for automation and custom workflows


• Balanced measurement capability with 4-port configuration


• Optional bias-tee test set configurations

Typical Applications Wireless communication, automotive RF subsystems, semiconductor device characterization, and medical device testing.

Compatibility & Integration USB, GPIB, and LAN interfaces support peripheral connectivity and remote instrument control.