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Even before delivery, new technologies are being investigated for possible integration on the USAF’s future E-7 Wedgetail ...

Since the stock antenna was not cutting it, he decided to make one specifically for the ... at the start of the signal 180 degrees out of phase – in a perfect world it would completely null ...

Launched in December 2022, it combines a new satellite architecture, formed of a 10-metre-long mast with an antenna at each end ... an initial fast-sampling phase of the mission in which the ...

Meanwhile, the influence of amplitude and phase errors of the metasurface units on the metalens performance is analyzed to fully evaluate the metalens antenna and illustrate the robustness of the ...

Multiple Antennas,Phase Shift Keying,Phase Shift Keying Modulation,Polar Angle,Polar Materials,Polarization Mode,Quadrature Amplitude Modulation,Rayleigh Fading Channel,Satellite Communication,Set Of ...

A Michigan ham radio operator used a homemade setup with a handheld antenna to talk to an astronaut orbiting the Earth on the International Space Station. I didn’t know this was a thing! The astronaut ...