一特点:1.1测频:1Hz~1000MHz 1.2灵敏度: 30mVrms 1.3测周:1S~0.1 S 1.4计数:1~1081.5稳定性:5 10-6/月 1.1测频:1Hz~1000MHz 1.2灵敏度: 30mVrms 1.3测周:1S~0.1 S 1.4计数:1~1081.5稳定性:5 10-6/月 1.1测频:1Hz~1000MHz 1.2灵敏度: 30mVrms 1.3测周:1S~0.1 S 1.4计数:1~1081.5稳定性:5 10-6/月 1.1测频:1Hz~1000MHz 1.2灵敏度: 30mVrms 1.3测周:1S~0.1 S 1.4计数:1~1081.5稳定性:5 10-6/月 1Hz~1000MHz 1.2灵敏度: 30mVrms 1.3测周:1S~0.1 S 1.4计数:1~1081.5稳定性:5 10-6/月