... defense missile brigade (combined Air Defense Forces) Qualitative management of air defence systems Ideal for equipment of command posts of S-300 and "Buk" air defense missile brigades as well as combined Air Defense Forces. The "Polyana-D4M1" automated control system provides for: ► collecting and processing radar information;notifying about the air situation; ► controlling duty forces; ► ensuring flight safety of aviation; ► receiving, collecting, processing ground-based ...