Vertical Antenna Efficiency - A Basic Rough Guide
15:26
HAM RADIO: How Many Ground Radials Do You REALLY Need?
12:24
HAM RADIO: Vertical Antenna Size & Antenna Efficiency
16:48
HAM RADIO: HF MOBILE ANTENNA EFFICIENCY (PART 1 - ANTENNA LENGTH)
13:04
Antenna Efficiency
18:50
Antenna Wire Length - Demystifying Feedpoint Impedance
20:05
HAM RADIO: HF MOBILE ANTENNA - LOADING COILS
23:31
DX Commander Classic Replaces my Zero Five HF Vertical Antenna | Fine Tuning my 80 meter Inverted L
21:52