买卖租。。。HP8757A/HP8758A/HP3708A价格* 苏州新利通仪器仪表有限公司 联系人:丁’R TEL:0512-66050985 /// ///// E-mail: 本公司有大量二手仪器仪表(价格实惠): 销售/租赁/维修/回收!!!!更多型号仪器仪表及详细资料请登入网址 及电话咨询0512-66050985 本信息长期有效!! ============================================= HP3708A信号发分析仪 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