“Good switch, Clive,” said Oscar.
Clive saw it first. His sensor, a simple directional coupler, detected the reverse wave’s magnitude. In 2 milliseconds, he slammed his switch.
Polly, the polarizer, was already working. Her internal septum twisted, trying to match the incoming signal’s erratic spin. “It’s… it’s like catching a greased eel!” she strained. waveguide components for antenna feed systems
But the Array itself was dumb. It was just a massive, gleaming metal dish. The intelligence, the control , lay in a cramped, copper-lined vault behind it: the .
Oscar, now receiving two balanced, clean signals from Polly, fused them into a single, powerful mode. He fed it through Rex (still spinning smoothly) and out to the horn. “Good switch, Clive,” said Oscar
And then it happened. A massive chunk of transmitted power—a ghost signal that had bounced off a rain cell—came hurtling back down the feed, straight toward the sensitive low-noise amplifier (LNA).
CLACK.
Inside this vault, a silent, high-stakes drama unfolded with every passing microsecond.
Oscar, the OMT, felt the two ports—V and H—become unbalanced. One was getting signal, the other just noise. “I can’t combine this mess!” he roared. “You’re feeding me apples and grenades!” In 2 milliseconds, he slammed his switch
If it hit the LNA, the amplifier would fry. The rover would be silent. The mission would be lost.