MY DIY 20-40 meter Air Wound Coil
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The Mad Dog Coil, DIY Wolf River coil alternative.
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HomeMade 80M Band Coil for 40M EFHW Antenna
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Melhore seu jogo de antena: construa uma bobina de 40 metros para o Chameleon SS25 Whip!
38:48
Wolf River Coil SB1000 Tuning for Fast Deployment and High Performance
18:54
Essa máquina caseira de soldas vai te surpreender !
44:16
How To Build A Six-Band Ham Vertical Antenna Under $40.00
15:02
HAM RADIO: DX Commander Base loaded for 80M Vertical. DX Commander
20:56