Case in point: [dereksgc] is tearing apart a 20 GHz low-noise block (LNB). An LNB is a downconverter, and this one is used for some Irish satellite TV services. The scale of everything matters ...

And with dishes, the good stuff basically amounts to the bit at the end of the arm that contains the feedhorn and low-noise block downconverter (LNB). But what does one do with such a thing once ...

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To go quieter still, a service room sits between the ultra-low noise labs, it is sound-proofed and has its own isolation block. Conduits pass between the rooms allowing control cables to run from the ...