Make loading coil vertical antenna 80m band by YC2YIZ
24:57
Antenna vertical 40m band center loading, 7m length
15:11
MY DIY 20-40 meter Air Wound Coil
18:11
026 - Como hacer un UNUN 1:49 para una ENDFEED (EFHW) y fabricar antena de CB27 de 1/2 onda(parte 2)
36:04
HomeMade 80M Band Coil for 40M EFHW Antenna
24:04
The Mad Dog Coil, DIY Wolf River coil alternative.
25:01
Vertical antenna portable 80m - 6m band
14:26
HAM RADIO EFHW Mystery Coil. Do you need it and is there a better alternative?
18:17