Online Radio Merit Badge Shortwave Listening Option Subsite

Requirement 9c3

Requirement 9c1
Requirement 9c2
Requirement 9c3
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(3) Compare your daytime and nighttime logs; note the frequencies on which your selected stations were loudest during each session. Explain differences in the signal strength from one period to the next.

When comparing your logs, try and figure out where the the sun was when you were listening to a station.  It will help you figure out why the signal strength varied or a different band was used.

Shortwave Propagation explanation

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