We designed two test cards to test the performance of ADC and I/Q.The advantages of simple design and high reliability are shown clearly.

• 完成了采用不同的测试卡对ADC性能的I、Q性能进行分析的过程，对其关键技术进行了详细的叙述，该设计使用方便，性能可靠，具有实用价值。