Monthly Archives: May 2016

Exploring the HF Bands: Ask Dave #29

Ask Dave Episode 29 looks at the amateur radio high frequency (HF) bands and describes each. This helps hams new to HF to understand what bands will work best for them. For a PDF copy of the band characteristics matrices, … Continue reading

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Demystifying SWR: Ask Dave #28

SWR, or standing wave ratio, always comes up when discussing antennas and feedlines. Although it’s by no means the most important element of antenna performance, it’s the easiest to measure, and thus probably the parameter most talked about. This video … Continue reading

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Sample PSK-31 QSO: Ask Dave #27

Here’s a sample PSK-31 QSO with annotations and descriptions. If you’re a General or Amateur Extra-class ham and want to try digital, here’s an example. I know I learn best by example rather than theory, so perhaps this will help … Continue reading

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