The PBK-500U Drel is an inertial and GLONASS-guided cluster glide bomb developed by the Russian Federation, designed to destroy enemy armored vehicles and buildings. Drel is equipped with friend or fo
An inertial navigation system is a navigation device that uses motion sensors, rotation sensors and a computer to continuously calculate by dead reckoning the position, the orientation, and the veloci
PBK-500U Drel
…The PBK-500U Drel (Russian: Дрель, lit. "drill") is an inertial and GLONASS-guided cluster glide bomb developed by the Russian Federation, designed to destroy enemy armored vehicles and buildings. Drel is equipped…
A 1950s inertial navigation control developed at MIT