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Russia-Ukraine war: How both sides are using mobile phone signals to track opposing troops | New Scientist
![This year signal units of the Russian military base in Abkhazia received about 70 digital radio relay stations R-419-L1 : Ministry of Defence of the Russian Federation This year signal units of the Russian military base in Abkhazia received about 70 digital radio relay stations R-419-L1 : Ministry of Defence of the Russian Federation](https://eng.mil.ru/images/upload/2015/IMG_20150827_125510_550.jpg)
This year signal units of the Russian military base in Abkhazia received about 70 digital radio relay stations R-419-L1 : Ministry of Defence of the Russian Federation
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