Large antenna deployment


A 5 m-diameter antenna reflector, designed for orbital operations, seen during a test deployment during ESA’s latest Large Deployable Antenna Workshop.

Large-scale antenna reflectors are increasingly required for telecommunications, science and Earth observation missions.

This metal mesh reflector has a ‘double pantograph’ design to form a deployable ring. Once deployed it tensions two opposing, but connected, parabolic shaped nets, one on the top and one on the bottom.

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  1. This is what I suggested the ham radio boys start pioneering some years ago, but they couldn't get their head past the implied insult that their monopole antennas were inferior.

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