High Dynamic Range Vector Network Analyzer Rohde & Schwarz ZNB20 VNA 20 GHz

The pre-owned R&S ZNB20 delivers metrology-grade S-parameter measurements from 100 kHz to 20 GHz with a class-leading 140 dB dynamic range and sub-0.004 dB trace noise. Fast 4 ms sweeps over 401 points accelerate filter tuning, amplifier characterisation and cable/connector verification on production lines, while wide IF-bandwidth choices and a 98 dB power-sweep range accommodate both ultra-low-noise and high-power devices.

Touchscreen control, LAN/GPIB automation and comprehensive calibration routines streamline workflow, and each unit ships fully tested, freshly calibrated and firmware-current—delivering Rohde & Schwarz precision at a fraction of new-instrument cost.

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Interested in Rohde & Schwarz ZNB20 VNA or a similar model?

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Looking for other models? Our inventory changes daily—ask for the latest list of spectrum analyzers and RF equipment.

Why Choose TESTRO?

1. Laboratory-Verified Performance

   Every unit ships with an ISO/IEC 17025 calibration certificate bearing the TESTRO Certified seal, so you know the specifications are not just claimed—they’re proven.

2. Total Transparency

   High-resolution teardown photos and a live video test session let you inspect seals, modules, and real-time performance metrics before you pay.

3. Real Warranty, Real People

   One-year machine warranty, with our engineering team standing by on business days to provide remote assistance for any software or hardware issues.

4. Global Delivery, Built-In Protection

   DHL lanes—arriving at most destinations in just 3–5 days.

5. Flexible, Modern Payments

   Choose traditional T/T or wire transfer, credit card.

6. Open-Door Assurance

   Visit our Shenzhen facility, walk the refurbishment line, and see your equipment on the bench before it leaves our dock.

Vector Network Analyzer ZNB20

VNA znb20 vector network analyzer

20 GHz rohde and schwarz vector network analyzer

High Dynamic Range Vector Network Analyzer Rohde & Schwarz ZNB20 VNA 20 GHz Images