Antenna regolatore diapositive esterno GP onde corte multi banda HF QRP per radioamatore nuova

29.6 As long as the antenna is pulled out from the pole, everyone pulls it back about half a knot, and the standing wave is 1.2. If the resonant frequency is high, the antenna is short. Lengthen the whip antenna or increase the number of turns of the loading coil.

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