GBT6934-1995短波单边带接收机电性能测量方法.pdf

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1、UDC621-396-62:621-317.3M74疡8中华人民共和国国家标准GB/T6934一1995短波单边带接收机电性能测量方法Methodsofmeasurementofelectricalperformanceforshortwavesingle-sidebandreceivers1995一04一06发布1995一11一01实施国家技术nk督局发布目次主题内容与适用范围·································”·················“，··························⋯⋯(1引用标准······················

2、······················”····“·····························”·············⋯⋯(1术语················································⋯⋯”············”····“·······“···········”·····一(工乙音频试验负载······························”·”··························”····””····“·············⋯⋯(凡基准输出电平·························

3、·············”···········“························⋯⋯(1)3.3信纳德········································································”·········⋯⋯(1)3.4标准信纳德···························”··“······“·······································“··········⋯⋯(1)3.5信噪比·············································

4、···········.”····”·······················”···⋯⋯(1)3.6标准信噪比·············································“························”·”····“··········⋯⋯(2)4标准试验条件············”··············“················”···”·“··························“···⋯⋯(2)4.1标准大气条件···············································

5、········”·”·”·”····“··············”⋯⋯(2)4.2标准电源条件························，.························································”···⋯⋯(3)5补充试验条件···”····································”····”·“······“·············”····“·“······⋯⋯(3)5.1输人信号源···························”··························”···

6、····················一(3)5.2测量设备的连接·······································”·”····“························”·······⋯⋯(4)5.3音频频带的限制····”··································”····”·“···“················”·”····“·⋯⋯(4)5.4测量设备的特性····································”·“·····“························”·”·········

7、⋯⋯(4)5.5测量工作场所条件·······································”·····················”···⋯⋯(5)6电性能定义和测量方法········································””·····“·················⋯⋯”·“·⋯(5)6.1频率误差”····················