49-1 unun build for QRP use
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- Опубліковано 15 чер 2024
- so field day is coming up pretty quick, and in this video i put together 49-1 UNUN using an FT140-43 TOROID, i have never used this core before so it will be interesting to see what happens.
so this is why you wasn't on the Radio last Night ..lol.
yeap
lol