Short Wave Antenna Coil DIY
5:42
How to Shorten Wire Antennas with Loading Coils
58:38
Best/Easiest DIY Crystal Radio - No Batteries, No External Power 2024 (4K)
27:20
Make AM/FM Radio Receiver - the least components
20:24
Crystal Radio--Ferrite Coil Model #1 (4K)
18:04
End Fed Half Wave Antennas VS Random Length End Fed Antennas
12:24
How to Tune a 40M EFHW if 20, 15 and 10. DO THIS on a 1934-1079-ND Toroid!
21:12
Experimental 40m Coil for MFJ1979
13:48