What Is the R&S CMX500 Tester & What Does It Do?

Published on May 29, 2026

The R&S®CMX500 is a versatile one box radio communication tester and network emulator designed for end to end device testing. Supporting 5G NR (FR1/FR2), LTE, Wi-Fi, and NTN, it provides an intuitive web based interface for both signaling and non-signaling tests, accelerating R&D, protocol validation, and carrier acceptance workflows.

Key features of R&S CMX500

Following are key features of R&S CMW500 test and measurement equipment.

• Covers all 5G and WLAN signaling tests
• Supports frequency range up to 8 GHz
• Comes with accessories which enables testing for OTA and MIMO in FR1 (sub-6 GHz) and FR2 (mmwave) bands, FR2 supports 24 GHz to 50 GHz range
• Supports automated Tx, Rx and performance testing
• Single web based GUI for testing
• 20 Gbps, end to end IP data performance capability
• Software Options : Checkout order no. and type for WLAN and 5G NR requirements as per standards/features before ordering in the brochure on R&S website.

Common Use Cases

• 5G smartphone and chipset validation
• Protocol stack development and debug
• RF performance and coexistence testing
• Certification by GCF/PTCRB
• 3GPP conformance testing
• VoNR audio quality testing
• Production testing in manufacturing lines
• Network operator acceptance tests
• End to end data testing

References

• The CMX500 comes in five different configurations, figure depicts one such hardware unit.
• Visit R&S website for more information.