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intermodulation
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互调变
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详细解释：
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以下为句子列表：
英文: Intermodulation suppression for FH (frequency hopping) receiver is designed by selecting the intermediate frequencies and changing group of filters, local oscillation (LO) frequency, bandwidth of LO frequency under the condition that receiver configuratio
中文: 摘要针对跳频接收机的体制和灵敏度、动态范围、瞬时工作带宽、测频精度等设计参数，通过改变预选器组成、本振频率和本振带宽，分析接收信道的中频选取原则，以实现跳频接收机的互调抑制设计。
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英文: Measurement on links 340 and 440 miles long give intermodulation noise that are greater than for free space by factors about 1.35 and 2.15, respectively.
中文: 在340英里、440英里长的线路上所测出的互调噪声比自由空间的互调噪声分别大35%和115%.
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英文: The methods of measurement for monotone and dual tone intermodulation suppression are provided as receiver works at FH mode based on intercept probability and false alarm probability are up to par.
中文: 提出在满足截获概率和虚警概率条件下，接收机跳频工作方式的单音和双音互调抑制性能测试方法。
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英文: The results of measurement show that the performance of intermodulation suppression can meet the expectation of communication countermeasures.
中文: 测试结果表明，跳频接收机的互调抑制设计满足通信对抗的技战术使用要求。
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