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First Neutral Hydrogen observation with Custom feedhorn, Anthony Fuller

First Neutral Hydrogen observation with Custom feedhorn

First Neutral Hydrogen observation with Custom feedhorn, Anthony Fuller

First Neutral Hydrogen observation with Custom feedhorn

Description

The custom feedhorn captured this neutral hydrogen observation at 1420.508 Mhz or at 21 centimeters. The lower images show the feedhorn was built using two, one gallon paint cans, ducts and a guide scope mount. Internally is a feedhorn element made of brass tubing, with a length of 5.25 cm (not shown).

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First Neutral Hydrogen observation with Custom feedhorn, Anthony Fuller

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Amateur Radio Astronomy