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**出售【HP3708A信号发分析仪HP3708A】 宏鑫电子仪器有限公司 联系人:张先生 手 机: 直 线:0769-82168709 传 真:0769-82076259 Q@ 网址 地址:东莞市塘厦镇莆心湖塘莆西路7号 The HP 3708A Noise and Interface Test Set offers an accurate, yet simple, method of simulating microwave radio fade conditions. Designed for operation in the IF section of a digital or FM microwave radio, with addition of calibrated levels of white noise and/or interference **s to the radio IF carrier. A built-in power meter and microprocessor control enables the radio IF carrier power to be sampled at the point of noise injection and the noise density adjusted automatically to maintain a constant carrier level variations. A simple, yet powerful interference test facility is also included, allowing an external broadband ** to be mixed with the radio IF carrier along with/instead of the injected noise. Additional capability provided within the instrument includes True RMS IF power meter High stability 0 dBm reference tone Direct noise bandwidth measurement 本公司长期现金收购:音频仪器,视频仪器,高频仪器(如网络分析仪,频谱分析仪,高频信号源,无线电综合测试仪等高频仪器)