FR3 Extension Board
Designed for researchers, network innovators, and system manufacturers, this compact, plug-and-play board translates RFSoC’s native 10 MHz – 7.125 GHz coverage into the emerging FR3 spectrum — enabling rapid prototyping of 5G-Advanced and 6G systems.
Key Features
- Full FR3 coverage: 6.9 – 25.8 GHz with 1.2 GHz instantaneous bandwidth
- High-performance signal chain: Up to 1.474 GSa/s sampling rates
- Ready for tomorrow: Supports 5G-Advanced (standardized in 2023) and future 6G use cases
- Compact & robust: 45 mm (H) x 240 mm (L) x 120 mm (W), easy integration with AMD ZCU670
5G-Advanced — with its ultra-high speed, massive capacity, and ultra-low latency — is rolling out this year, and 6G will take advantage of the entire FR3 band. Don’t wait to start building the future: the FR3 Extension Board is your gateway to the next decade of wireless innovation.

The WUPATEC FR3 Extension Board is a high-performance frequency translation solution that bridges the gap between conventional RFSoC coverage (10 MHz – 7.125 GHz) and the emerging FR3 spectrum (7.125 – 24.25 GHz). By upconverting and downconverting RFSoC signals into the FR3 band, it allows to explore the full potential of next-generation wireless systems.
Designed for use with the AMD ZCU670 evaluation kit and WUPATEC VST firmware, this compact 5 mm-high, 220 × 110 mm module delivers up to 1.2 GHz instantaneous bandwidth and supports sampling rates up to 1.474 GSa/s, making it ideal for multi-carrier, high-order modulation, and MIMO scenarios. Its vector signal generation and analysis capabilities allow precise EVM and ACPR characterization across 7 – 25.8 GHz, helping accelerate the design and validation of FR3-ready radio units.
The extension board supports 5G-Advanced – the enhanced version of 5G standardized in 2023, enabling ultra-high-speed data rates, massive capacity, and ultra-low latency – and paves the way for 6G, which will leverage the entire FR3 band to achieve even higher spectral efficiency and support massive simultaneous connections. With commercialization of 5G-Advanced beginning this year, the FR3 Extension Board provides an indispensable tool for early adopters, academia, and industry leaders shaping the next decade of wireless connectivity.
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