典型的射频微波类测试仪表：信号源、频谱分析仪、网络分析仪、功率计、接收机等等；
Typical RF & uW instruments: signal generators, spectrum analyzers, network analyzers, power meters, receivers and so on;
该8590L是一种成本低，但功能齐全，频率精确的射频频谱分析仪，以满足您的一般目的的测量需求。
The 8590L is a low cost, but full-featured, frequency accurate RF spectrum analyzer designed to meet your general purpose measurement needs.
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