Radar apparatus; radar detectors; electronic-scanning radar for target detection; electro-optical apparatus for tracking, classification and directional radio frequency (RF) inhibition capability; electronic control, observation, monitoring and checking systems and apparatus; sensors, electronic sensors; smart-sensor and effector package; electronic and optoelectronic apparatus for the processing, reception and transfer of data; electronic apparatus for the remote control of signals; all of the aforesaid being intended for military and civilian security markets for the detection, identification, tracking and neutralization of rogue or threatening drones, also referred to as unmanned-air systems (UASs).;