An ultra-wideband and wide scanning tightly coupled array employing a Metamaterial absorber is introduced. The Metamaterial absorber suppresses destructive ground plane interference, resulting in the ...

The active components (phase shifters, LNAs) of a Ku-band direct radiating array are a major part of its cost. A way to reduce this cost is to use simpler control elements. In the frame of ESA project ...

Ukrainian drone operator Dimko Zhluktenko tells how his recon team watches Russian troops charge on motorbikes - only to be ...