Celestron FirstScope 76: Very affordable and ideal for kids or as a quick backyard scope. Despite the small size, you can easily catch the craters of the moon and even glimpse Jupiter’s moons.
Abstract: This communication presents an H-plane substrate integrated waveguide (SIW) horn antenna whose directivity is enhanced using holey unit cells along the horn ...
Abstract: The homogeneity of irradiation within a solar spectrum simulator is pivotal for the precise assessment of photovoltaic products’ characteristics. This paper explores the challenge posed by ...