Parabolic reflectors are pretty handy devices ... but it still has a lot of potential applications. Maybe a fiberglass radio astronomy dish could be pressure-formed directly with a rig like ...

What do you get when you put a one-meter parabolic dish, an SDR, a Raspberry Pi, and an H1-LNA for 21 cm emissions together? The answer is: a radio telescope that can track hydrogen in the Milky ...

A bowl-shaped antenna that reflects and focuses incoming radio waves into ... a "dish" or "mirror," parabolic antennas are used for satellite signals and planetary telescopes.

A parabolic antenna brings radio waves from a particular direction in space (along the axis of the parabola) to a focus as in Figure 1. The radio waves from the direction along the axis arrive at the ...