Ferrite Rod Fun Part 2
26:53
Spare The Rod? Spoil the Crystal Set - Part 1
14:50
Wrapping a Vertical Long Wire Antenna
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Shortwave Crystal Set - BFO! Part 2
33:46
Choking on Radio Projects?
15:03
Luz LED grátis, agricultor faz uma lanterna que dura PARA SEMPRE sem necessidade de carga
33:47
A Ferrite-Rod for SW-Reception
25:38
What Is Ferrite Core Inductor How Does It Function And It Application.
33:44