驻波比是衡量雷达发射机和天馈系统工作状态的一项重要指标。
This paper introduces a kind of measuring method of standing wave ratio on-line.
本文给出了一种简便的天馈系统性能参数的细微特征分析方法。
In this paper, a simple and convenient method for minute features analysissing of performance parameter of the antenna and cable system is presented.
某雷达交用户使用一年多，天馈系统中的8240轴承滚道发生断裂。
The 8240 bearing supporting ring of a radar antenna. -feed system ruptured only one year of after the equipment deliver to consumer.
天馈系统的标定可利用气球放飞的定标球，接收机的标定可利用标准信号源。
The calibration of antenna system can be carried out using a calibration hung under a balloon, and the calibration of the receiver can be carried out using a standard signal generator.
为了满足批产雷达天馈单元的测试要求，提高工作效率，需要设计一种新的测试方案。
In order to meet the requirements of test to antenna elements of airborne radar, and to enhance the working efficiency, design a new test scheme is needed.
同时对天馈技术、波接收机、标技术、据采集与处理、动与传输、源、控制等技术进行了分析。
The space feed technique, microwave receiver, calibration technique, data collection& processing, driving& transmission, power source and heat control are also analyzed.
同时对天馈技术、微波接收机、定标技术、数据采集与处理、驱动与传输、电源、热控制等技术进行了分析。
The space feed technique, microwave receiver, calibration technique, data collection & processing, driving & transmission, power source and heat control are also analyzed.
对微带馈电网络进行了一体化设计，使馈电网络的接地板与阵列的反射面共用，构成了一个结构紧凑的天馈系统。
The integral design of the microstrip feed network makes the feed network share the grounding pad of the reflector of array so as to construct a compact antenna-feed system.
应用该方法，可以在天馈系统出现重大故障前发现细小的、难于确认的问题，打破了传统的故障之后再修理的维护方法。
It breaks away from the traditional fix-after-failure maintenance process by finding small, hard to identify problem before major failures occur.
经过外场测试，天线在S/X双频段具有高增益、低噪声温度的优良性能，天馈系统在S波段能进行精密跟踪及S/X双频高效率接收。
Antenna have high gain, low noise temperature characteristic under test in experimentation, and it can precision tracking at S-band, high efficiency receive at S/X-band.
经过外场测试，天线在S/X双频段具有高增益、低噪声温度的优良性能，天馈系统在S波段能进行精密跟踪及S/X双频高效率接收。
Antenna have high gain, low noise temperature characteristic under test in experimentation, and it can precision tracking at S-band, high efficiency receive at S/X-band.
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