Abstract: A transmission delay line (TDL) differential phase shifter (PS) with 5-bit resolution, operating at D-band frequencies (120–146 GHz), is proposed. It provides bi-directional 180° phase shift ...
Vertical Aerospace has entered the fourth and final flight test phase for its electric vehicle takeoff and landing (eVTOL) prototype aircraft, having received a ‘Permit to Fly’ from the UK Civil ...
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