Spatial frequency describes the periodic distributions of light and dark in an image. High spatial frequencies correspond to features such as sharp edges and fine details , whereas low spatial frequencies correspond to features such as global shape.
Read moreWhat frequencies are used to space communication?
Radio frequency communications for spacecraft are conducted between 30 MHz and 60 GHz . The lower frequency bands are typically more mature for SmallSat usage, however extensive use of these bands has led to crowding and challenges acquiring licensing.
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