This document presents a detailed antenna test report for the CBU-NL device, a product of Tuya's Global Intelligent Platform. The report outlines the antenna's technical specifications, performance characteristics, and test methodologies employed to evaluate its capabilities. The CBU-NL utilizes a PCB antenna designed for WIFI connectivity, operating within the 2402MHz to 2480MHz frequency range. Testing was conducted according to IEEE 149-1979 standards, ensuring adherence to industry best practices.
Key performance metrics, including gain and efficiency, are thoroughly documented, with a maximum gain of 2.21dBi and an efficiency of 32.96% observed. The report includes S11/VSWR data, radiation patterns (1D and 3D), and detailed test setup information. Appendices provide comprehensive data and visual representations of the antenna's performance across various frequencies. This report serves as a valuable resource for understanding the CBU-NL antenna's capabilities and its suitability for various applications.