Antenna winder for QRP HWEF antenna
thingiverse
This is a winder for QRP HWEF antenna. You will need (2) 3mmx30mm bolt and nut. (2) 1/4 x 1"7/8. After inserting the spring and bolt I would recommend using Loctite. Link below is a youtube video I made showing how it works. https://www.youtube.com/watch?v=an4RCkXazH8&t=3s
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