The Keysight (formerly Agilent) N5225A is a high-performance PNA Microwave Vector Network Analyzer covering a frequency range of 10 MHz to 50 GHz. Available in 2-port or 4-port configurations with up to two built-in sources, it provides industry-leading accuracy for testing passive and active components. It features a robust 127 dB system dynamic range, exceptional linear receiver performance, and wide intermediate frequency (IF) bandwidths up to 15 MHz, making it ideal for demanding device characterization, signal integrity, and millimeter-wave applications.

Specifications

General

ParameterValue
InterfacesLAN (10/100/1000Base-T), USB 2.0 (front and rear), GPIB (IEEE-488)
Display10.4-inch color touch screen

General Characteristics

ParameterValue
Frequency Range10 MHz to 50 GHz
Number of Ports2 or 4 (configuration dependent)
Test Port Connector Type2.4 mm (male)
System Impedance50 Ω nominal

Measurement Speed and Throughput

ParameterValue
Measurement PointsUp to 100,001 points

Connectivity and Interfaces

ParameterValue
External Reference Input (10 MHz)Yes (BNC)
Internal Reference Output (10 MHz)Yes (BNC)

Performance

ParameterValue
Source Power Resolution0.01 dB
Frequency Accuracy± 1 ppm

Options

ParameterValue
Hardware Options (2-Port)Options 200, 201, 217, 219
Hardware Options (4-Port)Options 400, 401, 417, 419
Time Domain CapabilityOption 010
Frequency Offset CapabilityOption 080

Options & Upgrades

ParameterValue
Front Panel IF AccessAvailable via Option 020
Noise Figure MeasurementsAvailable via Option 029 (Requires specific hardware options)
Mixer / Converter MeasurementsAvailable via Options 082 (Scalar), 083 (Vector & Scalar), and 084 (Embedded LO)
True-Mode StimulusAvailable via Option 460 (Requires 4-port configuration)

Compliance

ParameterValue
LXI ComplianceLXI Class C

Technology

Vector Network Analysis (VNA)

Applications

Passive and active device characterization, S-parameter measurement, signal integrity, materials measurement, millimeter-wave