Rohde & Schwarz ZNL4 Vector Network Analyzer

Overview

The Rohde & Schwarz ZNL4 is a compact, portable 2-port vector network analyzer covering 5 kHz to 4.5 GHz. It combines VNA functionality with optional integrated spectrum analyzer and RF power meter support, providing a multifunctional analysis instrument in a single compact package weighing only 6–8 kg.

The modular option concept allows customization for specific applications, from laboratory benchtop use to field deployment. With optional battery power and external DC supply options, the ZNL4 is suitable for service centers, production facilities, research labs, and mobile measurement scenarios.

Key Features

• 2-port vector network analyzer for bidirectional measurements
• Frequency range: 5 kHz to 4.5 GHz
• Optional fully integrated spectrum analyzer (up to 4.5 GHz)
• Optional RF power meter support (up to 4.5 GHz)
• N-type (female) connectors
• Multitouch screen with intuitive user interface
• Wide dynamic range: typical 130 dB
• Output power range: –40 dBm to +3 dBm
• Measurement bandwidths: 1 Hz to 500 kHz
• Fast measurement speed: 16.7 ms for 401 points
• Compact and portable: 6–8 kg weight, depth less than 24 cm
• Optional battery pack for field operations
• Optional 12V/24VDC power supply for vehicle operation
• Windows 10 operating system

Applications

• Research and development laboratories
• RF and microwave component testing
• In-service maintenance and troubleshooting
• University and educational institutions
• Production and manufacturing facilities
• Field measurement and portable applications