HAM RADIO DUAL BAND 20m/40m Vertical Antenna You Can Build.
21:24
HF Directional Wire Antenna for 20m - Ideal for a Small Garden | HAM RADIO
23:25
20m Vertical DX Antenna - Simple To Build And Amazing Performance
22:28
W3DZZ Multi-Band Dipole Antenna - Let's Build One
13:37
Vertical Antennas - A Complete Guide. | HAM RADIO
30:20
DX Vertical L Antenna for 20m and 40m
15:41
Small, Cheap, Efficient Vertical Antenna for 40m
8:50
Success! 20m and 40m on same element - Amazing Result!
15:11