Footage of the operation of the Russian electronic warfare complex "Leer-3" in Ukraine. The complex is designed to suppress cellular GSM communications using drones. For the first time, the RB-341V complex was shown in 2015. The complex is located on the KamAZ-5350 chassis and is capable of jamming cellular communications at a distance of up to 120 km. The radius of the zone of blocked mobile communication terminals is 6 km, the number of blocked subscribers is 2000, the system blocks up to 3 mobile operators. Calculation of the complex 5 people. According to the military, the main task of the calculations of the Leer-3 complexes is to detect a mass congestion of cellular subscribers.