SMOG-P is currently the world’s smallest _operating_ satellite as far as I know. These wonderful tiny pocket satellites are designed in Hungary by the professors and students of Budapest University of Technology and Economics: “Apart from the units ensuring its basic operations, the payload of SMOG-P is a spectrum analyzer, measuring man-made electromagnetic pollution in Read more about RTL-SDR V3 based basic receiver station for SMOG-P and ATL-1 Nano Satellites[…]