If-9 Radar System
A British radar system design from the 1940s that was intended to be a high-power, long-range radar, but was ultimately not deployed due to technical issues.
Hz-10: Heinkel He 219 Uhu
A German twin-engine night fighter aircraft designed to counter Allied bomber raids. The He 219 was known for its excellent maneuverability and its powerful radar system. It was one of the most effective night fighters of World War II.