输出频率正确,用扫频仪测量的幅值计算后是-30DBm,如何调整大小
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ti-EVM板么?如果测试,配置都正确不会那么小,
1.你用频谱仪测下打marker看peak是多少,记得把offset去掉.
2.确认接头线缆都正常连接.
3.确认配置正确, OUTPUT BUFFER没有PD