Harris will supply Falcon II RF-5800H high-frequency (HF) radio systems for long-haul, beyond line-of-sight terrestrial communications.

Harris公司将提供Falcon II RF - 5800 H长途高频(HF)无线电系统，具有超视距地面通信能力。

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"Wireless" is increasingly referred to as a "leapfrog" technology, allowing poorer communities to jump over the need for building fixed-line communications.

“无线科技”被越来越多人称为“跳蛙”(跳跃)科技，它让较为贫穷的社区跳过建构固网通讯的需求。

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The characteristics of noise in the power line communications are analyzed. Meanwhile the method of control noise and the application example of the power line communications are also introduced.

分析了电力线通信中噪声的特点，介绍了抑制噪声的方法及其应用实例。

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Among other provisions, the ECPA stipulated that wireless voice communications were covered under the Fourth Amendment to the same degree as land-line communications.

CNN: Rewriting the fourth amendment

Take, for example, Andrew Corporation (nasdaq: ANDW - news - people ), a maker of cables, antennas, power amplifiers and other equipment for wireless and fixed-line communications.

FORBES: Magazine Article

For example, changes in the Sun's activity can send huge amounts of energy towards the Earth which buffet and reconfigure the magnetosphere, causing disruption to communications, power-line failures and even the destruction of satellites.

BBC: NEWS | Science/Nature | Chinese-European mission set for launch