ESA European Aspects of SPS

1.1.5 The GSSPS-Concept ( The Aerospace Corporation ) Characteristics:This 73 km long SPS uses the gravity gradient to stabilise the attitude. 48 solar panels are linked with waveguide rotary joints to the central waveguide, where the microwave power, which is generated by solid state devices within the panels, is delivered to a lens type solid state phased array antenna.

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