S331A频率范围(FrequencyRange):25MHz-3.3GHz输出范围(OutputRange):-60dBm +13dBm分辩率(Resolution):100HzS331B频率范围(FrequencyRange):25MHz-3.3GHz分辩率(Resolution):0.01dBS331C频率范围(FrequencyRange):25MHz-4GHz分辩率(Resolution):0.01dBS331D频率范围(FrequencyRange):25MHz-4GHz分辩率(Resolution):0.01dBS332C频率范围(FrequencyRange):100kHz-3GHz