Radio observation in hydrogen line (1420MHz)

LRO Cantenna at 39.4 degrees elevation, 163 degrees azimuth

By Admin

ezRA software suite

24 hours data 3-4/4/2024

Successful detection of galactic hydrogen suggesting this cantenna can be used to map Milky Way in hydrogen.

Andy

By Admin

Related post

Radio observation in hydrogen line (1420MHz) SETI Horn of Plenty (Hydrogen Line Pyramidal Horn Design Antenna)

The gain of a hydrogen horn or dish depends on its aperture which makes sense as bigger aperture means more light collected. But how does this work with a Yagi antenna tuned to hydrogen?

Admin
Radio observation in hydrogen line (1420MHz) SETI Horn of Plenty (Hydrogen Line Pyramidal Horn Design Antenna)

It is commonly stated that acceptable error in flare angle on a SETI Horn of Plenty is lambda/4. Why is this amount chosen?

Admin
Radio observation in hydrogen line (1420MHz) SETI Horn of Plenty (Hydrogen Line Pyramidal Horn Design Antenna)

Can an existing SETI Horn of Plenty (Hydrogen Line Horn) be extended by adding an extension on the front? Practical answer and more detailed explanation of physics involved.

Admin

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