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Arecibo Observatory Ionospheric Heating Campaign Under Way

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ARRL

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Nov 15, 2008
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Arecibo Observatory in Puerto Rico is conducting an ionospheric heating campaign July 24-31, using HF.

“The new Arecibo ionosphere HF heater nominally transmits 600 kW net power and has a unique Cassegrain dual-array antenna design that increases gain of three crossed dipoles for each band, using the signature 1000-foot spherical dish reflector,” explained Chris Fallen, KL3WX, a researcher at th...

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