Near-Vertical Incidence Skywave and NVIS Day 22 (Radio KD8TTE Ep 058)
5:41
Shortwave Radiogram KD8TTE Ep 032
19:35
Understanding NVIS
20:05
Understanding HF Propagation
6:43
BNC Binding Post Adapters a Word of Caution
16:17
NVIS Experiment for Regional EmComm
21:41
Bugout ham radio comms part 1: Testing NVIS techniques
25:08
Радиосвязь на 3.7 МГц днём на 5...150 км. Эксперимент. Manpack radio. АЗИ (NVIS).
11:05