Kaluga"s Research Institute of Radio Engineering (KNIRTI) is a leading designer of the airborne EW equipment in Russia. Known all over the world, the famous Su aircraft are being fitted with EW equipment developed by the KNIRTI. For export sales, the KNIRTI offers various EW equipment types, including self-protection and group-protection active jammer pods, jammer-helicopters, ELINT systems, as well as updating the customer
"s EW technique.