Who doesn't like a nice trip down memory lane? If you enjoy gadgets from previous generations, here are some cool nostalgic gadgets worth buying.

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Abstract: Classical antennas in small satellites such as reflectors and phased arrays have encountered significant challenges, including restricted beam steering capabilities and complex deployment ...

Abstract: Movable antenna (MA) array is a novel technology recently developed where positions of transmit/receive antennas can be flexibly adjusted in the specified region to reconfigure the wireless ...