The software-driven Single Channel Ground and Airborne Radio System constitutes a family of manpack, vehicular, and airborne radios manufactured by ITT’s Communications Systems Division.

单信道地面和机载无线电系统由ITT公司制造的背负式、车载和机载无线电组成，其中最广泛使用的无线电是PRC-119。

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With the help of Remote Data Transceiver, Hump Radio Locomotive Telecontrol System implemented the remote communication between locomotive and ground then controls locomotive to pushing hump in yard.

驼峰无线机车遥控系统是通过无线数传电台实现车载-地面通信，进而实现驼峰推峰机车控制功能的系统。

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Due to the profound differences between China and Europe railway system, much localization is in need including network, cab radio, ground station and relevant equipments.

由于中国铁路和欧洲铁路的差异，迄今为止大量的本地化工作都在进行中，包括系统网络、车载终端、地面终端以及配套设施等。

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Precise satellite navigation could remove the need for aircraft to fly longer routes that were partly designed around the old system of ground-radio beacons.

ECONOMIST: A jam at 32,000 feet

Each probe can pick up GPS signals and signals from eLoran, an enhanced version of Loran, the ground-based terrestrial radio-navigation system first used by the American and British navies during the second world war.

ECONOMIST: GPS jamming

It has been discovered that the Airwave radio system's signal is variable on the ground floor.

BBC: Suffolk Police radio fault at Landmark House in Ipswich