As you might expect, the University of Puerto Rico at Arecibo has a fascination with...

Read more at RSGB.co.uk

Looking at gasoline prices today, it’s hard to believe that there was a time when...

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You have some fine pitch soldering to do, but all you have on hand is...

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Read more at ARRL.org

Read more at ARRL.org

Read more at ARRL.org

When we see an extremely DIY project, you always get someone who jokes “well, you...

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes,...

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When you are capturing audio from a speaker, you are rarely capturing the actual direct...

Read more at ARRL.org

Read more at ARRL.org

Read more at ARRL.org