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These are readily available covering wide range of frequencies. The one below is presented as an example only.

You’re asking about a tutorial from Bonn University that demonstrates how professional astronomers convert raw radio data—particularly HI 21 cm

Astronomers have detected events that we classify as “hypernovae.” The word hypernova isn’t an official supernova classification but is widely used to describe

Aperture synthesis is one of the most powerful techniques in radio astronomy, and it’s the reason we can get very sharp

The RTL-SDR Blog V3 dongle is based on the R820T2 tuner chip. Its useful bandwidth is limited by the USB 2.0 bus

Compare the 3D results below with 2D map using same data: Latest LRO 2D Map of Milky Way Arms 2

Jason has set himself the challenge of designing and building such a dish – first step is design and he

An offset satellite dish is not literally “half a parabola,” though it is related to a parabola. Here’s the distinction: So,

Great question — this gets into radiometer theory and feed design. If you add a second probe into your WR-650 feed