Active protection system
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An active protection system is a system designed to actively prevent certain anti-tank weapons from destroying a vehicle.
Merkava Mk IVm Windbreaker, fitted with Trophy APS
Arena (countermeasure)
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Arena is an active protection system developed at Russia's Kolomna-based Engineering Design Bureau for the purpose of protecting armoured fighting vehicles from destruction by light anti-tank weapons,
Active protection system
…destruction of the airframe of an inbound missile or shell. There are many examples of hard kill countermeasures. The Russian Arena system utilizes a Doppler radar to detect incoming threats and fires a munition to eliminate the threat. The Israeli Trophy system fires a multiple…
The system is designed to defeat light anti-tank weapons, such as this RPG-7.
Arena-E on BMP-3 model, 2008