This is quite interesting. Let's compare small quarter waves right up to 13/4 wave antennas including the famous 5/8. Why are large verticals sometimes not as good. And why they are sometimes better? You might like this. Callum.
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Link to Mike's video on the 49:1 transformer
▶ • Why is it showing a Short Circuit. 49...
Link to the double your power / balloon video
▶ • What REALLY happens when you DOUBLE y...
Ian G0CNN also made a great video about a homebrew 5/8 antenna
▶ • 5/8th Wave 10m Vertical Antenna Build
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