Collecting accurate weather data of the Arctic for the first time and improving forecasts and climate observations worldwide — that is the task of the Arctic Weather Satellite (AWS), which ESA sent on its way to its low-Earth orbit in mid-August. It uses a state-of-the-art microwave radiometer that contains four low-noise amplifiers from Fraunhofer IAF with world-leading InGaAs mHEMT technology. At EuMW 2024 in Paris, the Freiburg-based institute will present exhibits of the amplifiers ins...